자바 스 크 립 트 싱글 따옴표 와 더 블 따옴표 의 차이
42354 단어 전단
<script>
// ，
var s = "alert('1')";//alert 1
var s = 'alert("1")';//alert 1
eval(s);// JavaScript ，
</script>
</span></code></pre>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;text-align:left;background-color:rgb(255,255,255);">
<span style="font-size:18px;"><span style="color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;text-align:left;background-color:rgb(255,255,255);">JS ， 。</span><span style="color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;margin:0px;padding:0px;line-height:1.6;"> ， </span><span style="color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;text-align:left;margin:0px;padding:0px;line-height:1.6;background-color:rgb(0,204,255);">" "</span><span style="color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;text-align:left;margin:0px;padding:0px;line-height:1.6;"> </span><span style="color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;text-align:left;margin:0px;padding:0px;line-height:1.6;background-color:rgb(0,204,255);">" "</span><span style="color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;text-align:left;margin:0px;padding:0px;line-height:1.6;"> ； ， " "：</span></span>
<br/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<br/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
HTML ， ：
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<pre><code>
" 、 " "
' 、 ' '</code></pre>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror CodeMirror-wrap cm-s-material" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;width:3px;height:0px;"/>
<div class="CodeMirror-scrollbar-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-scroll" style="margin:0px;padding:0px;">
<div class="CodeMirror-sizer" style="margin:0px 0px 0px 29px;padding:0px;border-right-width:30px;min-height:70px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-lines" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-measure" style="margin:0px;padding:0px;">
<pre><code>x</code></pre>
</div>
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div style="margin:0px;padding:0px;"/>
<div class="wiz-hide wiz_CodeMirror-cursors" style="margin:0px;padding:0px;">
<div class="CodeMirror-cursor" style="margin:0px;padding:0px;height:20.8px;">
</div>
</div>
<div class="CodeMirror-code" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
1
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-variable" style="margin:0px;padding:0px;"> </span> <span class="cm-variable" style="margin:0px;padding:0px;"> </span> <span class="cm-variable" style="margin:0px;padding:0px;"> </span> <span class="cm-variable" style="margin:0px;padding:0px;"> </span></span></code></pre>
</div>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
2
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-string" style="margin:0px;padding:0px;">" 、 " "</span></span></code></pre>
</div>
<div class="CodeMirror-activeline" style="margin:0px;padding:0px;">
<div class="wiz-hide wiz_CodeMirror-activeline-background CodeMirror-linebackground" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="margin:0px;padding:0px;width:29px;"/>
<div class="CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
3
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-string" style="margin:0px;padding:0px;">' 、 ' '</span></span></code></pre>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;height:13px;width:1px;border-bottom:0px solid transparent;"/>
<div class="CodeMirror-gutters" style="margin:0px;padding:0px;height:100px;">
<div class="CodeMirror-gutter CodeMirror-linenumbers" style="margin:0px;padding:0px;width:29px;"/>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
JS ， 。
<span style="margin:0px;padding:0px;line-height:1.6;"> ， </span>
<span style="margin:0px;padding:0px;line-height:1.6;background-color:rgb(0,204,255);">" "</span>
<span style="margin:0px;padding:0px;line-height:1.6;"> </span>
<span style="margin:0px;padding:0px;line-height:1.6;background-color:rgb(0,204,255);">" "</span>
<span style="margin:0px;padding:0px;line-height:1.6;"> ； ， " "：</span>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);"/>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<pre><code>console.log(" ' ' "); // ' '
console.log(' " " '); // " "
console.log(" " " "); // </code></pre>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror CodeMirror-wrap cm-s-material" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;width:3px;height:0px;"/>
<div class="CodeMirror-scrollbar-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-scroll" style="margin:0px;padding:0px;">
<div class="CodeMirror-sizer" style="margin:0px 0px 0px 29px;padding:0px;border-right-width:30px;min-height:70px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-lines" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-measure" style="margin:0px;padding:0px;">
<pre><code>x</code></pre>
</div>
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div style="margin:0px;padding:0px;"/>
<div class="wiz-hide wiz_CodeMirror-cursors" style="margin:0px;padding:0px;">
<div class="CodeMirror-cursor" style="margin:0px;padding:0px;height:20.8px;"/>
</div>
<div class="CodeMirror-code" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
1
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-variable" style="margin:0px;padding:0px;">console</span>.<span class="cm-property" style="margin:0px;padding:0px;">log</span>(<span class="cm-string" style="margin:0px;padding:0px;">" ' ' "</span>); <span class="cm-comment" style="margin:0px;padding:0px;">// ' ' </span></span></code></pre>
</div>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
2
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-variable" style="margin:0px;padding:0px;">console</span>.<span class="cm-property" style="margin:0px;padding:0px;">log</span>(<span class="cm-string" style="margin:0px;padding:0px;">' " " '</span>); <span class="cm-comment" style="margin:0px;padding:0px;">// " " </span></span></code></pre>
</div>
<div class="CodeMirror-activeline" style="margin:0px;padding:0px;">
<div class="wiz-hide wiz_CodeMirror-activeline-background CodeMirror-linebackground" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="margin:0px;padding:0px;width:29px;"/>
<div class="CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
3
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-variable" style="margin:0px;padding:0px;">console</span>.<span class="cm-property" style="margin:0px;padding:0px;">log</span>(<span class="cm-string" style="margin:0px;padding:0px;">" "</span><span class="cm-variable" style="margin:0px;padding:0px;"> </span><span class="cm-string" style="margin:0px;padding:0px;">" "</span>); <span class="cm-comment" style="margin:0px;padding:0px;">// </span></span></code></pre>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;height:13px;width:1px;border-bottom:0px solid transparent;"/>
<div class="CodeMirror-gutters" style="margin:0px;padding:0px;height:100px;">
<div class="CodeMirror-gutter CodeMirror-linenumbers" style="margin:0px;padding:0px;width:29px;"/>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
JAVA ， \ ：
<br style="margin:0px;padding:0px;"/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<pre><code>console.log(" \" \" "); // " " </code></pre>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror CodeMirror-wrap cm-s-material" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;width:3px;height:0px;"/>
<div class="CodeMirror-scrollbar-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-scroll" style="margin:0px;padding:0px;">
<div class="CodeMirror-sizer" style="margin:0px 0px 0px 29px;padding:0px;border-right-width:30px;min-height:29px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-lines" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div style="margin:0px;padding:0px;"/>
<div class="wiz-hide wiz_CodeMirror-cursors" style="margin:0px;padding:0px;">
<div class="CodeMirror-cursor" style="margin:0px;padding:0px;height:20.8px;">
</div>
</div>
<div class="CodeMirror-code" style="margin:0px;padding:0px;">
<div class="CodeMirror-activeline" style="margin:0px;padding:0px;">
<div class="wiz-hide wiz_CodeMirror-activeline-background CodeMirror-linebackground" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="margin:0px;padding:0px;width:29px;"/>
<div class="CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
1
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-variable" style="margin:0px;padding:0px;">console</span>.<span class="cm-property" style="margin:0px;padding:0px;">log</span>(<span class="cm-string" style="margin:0px;padding:0px;">" \" \" "</span>); <span class="cm-comment" style="margin:0px;padding:0px;">// " " </span></span></code></pre>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;height:13px;width:1px;border-bottom:0px solid transparent;"/>
<div class="CodeMirror-gutters" style="margin:0px;padding:0px;height:59px;">
<div class="CodeMirror-gutter CodeMirror-linenumbers" style="margin:0px;padding:0px;width:29px;"/>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<br style="margin:0px;padding:0px;"/>
</div>
<h2 style="margin-top:10px;margin-bottom:10px;padding:0px;font-size:21px;line-height:1.5;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;text-align:left;background-color:rgb(255,255,255);"> </h2>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
， onclick ， ：
<br style="margin:0px;padding:0px;"/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<pre><code><input type="button" onclick="alert("/> ------------------- </code></pre>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror CodeMirror-wrap cm-s-material" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;width:3px;height:0px;"/>
<div class="CodeMirror-scrollbar-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-scroll" style="margin:0px;padding:0px;">
<div class="CodeMirror-sizer" style="margin:0px 0px 0px 29px;padding:0px;border-right-width:30px;min-height:29px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-lines" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div style="margin:0px;padding:0px;"/>
<div class="wiz-hide wiz_CodeMirror-cursors" style="margin:0px;padding:0px;">
<div class="CodeMirror-cursor" style="margin:0px;padding:0px;height:20.8px;">
</div>
</div>
<div class="CodeMirror-code" style="margin:0px;padding:0px;">
<div class="CodeMirror-activeline" style="margin:0px;padding:0px;">
<div class="wiz-hide wiz_CodeMirror-activeline-background CodeMirror-linebackground" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="margin:0px;padding:0px;width:29px;"/>
<div class="CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
1
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-tag cm-bracket" style="margin:0px;padding:0px;"><</span><span class="cm-tag" style="margin:0px;padding:0px;">input</span> <span class="cm-attribute" style="margin:0px;padding:0px;">type</span>=<span class="cm-string" style="margin:0px;padding:0px;">"button"</span> <span class="cm-attribute" style="margin:0px;padding:0px;">onclick</span>=<span class="cm-string" style="margin:0px;padding:0px;">"alert("</span><span class="cm-attribute" style="margin:0px;padding:0px;"> </span><span class="cm-string cm-error" style="margin:0px;padding:0px;">")"</span> <span class="cm-tag cm-bracket" style="margin:0px;padding:0px;">/></span> ------------------- </span></code></pre>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;height:13px;width:1px;border-bottom:0px solid transparent;"/>
<div class="CodeMirror-gutters" style="margin:0px;padding:0px;height:59px;">
<div class="CodeMirror-gutter CodeMirror-linenumbers" style="margin:0px;padding:0px;width:29px;"/>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
， ：
<br style="margin:0px;padding:0px;"/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<pre><code><input type="button" onclick="alert(\"/> ---------------- </code></pre>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror CodeMirror-wrap cm-s-material" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;width:3px;height:0px;"/>
<div class="CodeMirror-scrollbar-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-scroll" style="margin:0px;padding:0px;">
<div class="CodeMirror-sizer" style="margin:0px 0px 0px 29px;padding:0px;border-right-width:30px;min-height:29px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-lines" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div style="margin:0px;padding:0px;"/>
<div class="wiz-hide wiz_CodeMirror-cursors" style="margin:0px;padding:0px;">
<div class="CodeMirror-cursor" style="margin:0px;padding:0px;height:20.8px;">
</div>
</div>
<div class="CodeMirror-code" style="margin:0px;padding:0px;">
<div class="CodeMirror-activeline" style="margin:0px;padding:0px;">
<div class="wiz-hide wiz_CodeMirror-activeline-background CodeMirror-linebackground" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="margin:0px;padding:0px;width:29px;"/>
<div class="CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
1
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-tag cm-bracket" style="margin:0px;padding:0px;"><</span><span class="cm-tag" style="margin:0px;padding:0px;">input</span> <span class="cm-attribute" style="margin:0px;padding:0px;">type</span>=<span class="cm-string" style="margin:0px;padding:0px;">"button"</span> <span class="cm-attribute" style="margin:0px;padding:0px;">onclick</span>=<span class="cm-string" style="margin:0px;padding:0px;">"alert(\"</span><span class="cm-attribute" style="margin:0px;padding:0px;"> \</span><span class="cm-string cm-error" style="margin:0px;padding:0px;">")"</span> <span class="cm-tag cm-bracket" style="margin:0px;padding:0px;">/></span> ---------------- </span></code></pre>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;height:13px;width:1px;border-bottom:0px solid transparent;"/>
<div class="CodeMirror-gutters" style="margin:0px;padding:0px;height:59px;">
<div class="CodeMirror-gutter CodeMirror-linenumbers" style="margin:0px;padding:0px;width:29px;"/>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
。 ， ， :
<br style="margin:0px;padding:0px;"/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<pre><code><input type="button" onclick="alert(' ')"/> -------------------
<input type="button" onclick="alert(" ")"/> ------------------- </code></pre>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror CodeMirror-wrap cm-s-material" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;width:3px;height:0px;"/>
<div class="CodeMirror-scrollbar-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-scroll" style="margin:0px;padding:0px;">
<div class="CodeMirror-sizer" style="margin:0px 0px 0px 29px;padding:0px;border-right-width:30px;min-height:50px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-lines" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div style="margin:0px;padding:0px;"/>
<div class="wiz-hide wiz_CodeMirror-cursors" style="margin:0px;padding:0px;">
<div class="CodeMirror-cursor" style="margin:0px;padding:0px;height:20.8px;"/>
</div>
<div class="CodeMirror-code" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
1
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-tag cm-bracket" style="margin:0px;padding:0px;"><</span><span class="cm-tag" style="margin:0px;padding:0px;">input</span> <span class="cm-attribute" style="margin:0px;padding:0px;">type</span>=<span class="cm-string" style="margin:0px;padding:0px;">"button"</span> <span class="cm-attribute" style="margin:0px;padding:0px;">onclick</span>=<span class="cm-string" style="margin:0px;padding:0px;">"alert(' ')"</span> <span class="cm-tag cm-bracket" style="margin:0px;padding:0px;">/></span> ------------------- </span></code></pre>
</div>
<div class="CodeMirror-activeline" style="margin:0px;padding:0px;">
<div class="wiz-hide wiz_CodeMirror-activeline-background CodeMirror-linebackground" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="margin:0px;padding:0px;width:29px;"/>
<div class="CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
2
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-tag cm-bracket" style="margin:0px;padding:0px;"><</span><span class="cm-tag" style="margin:0px;padding:0px;">input</span> <span class="cm-attribute" style="margin:0px;padding:0px;">type</span>=<span class="cm-string" style="margin:0px;padding:0px;">"button"</span> <span class="cm-attribute" style="margin:0px;padding:0px;">onclick</span>=<span class="cm-string" style="margin:0px;padding:0px;">'alert(" ")'</span> <span class="cm-tag cm-bracket" style="margin:0px;padding:0px;">/></span> ------------------- </span></code></pre>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;height:13px;width:1px;border-bottom:0px solid transparent;"/>
<div class="CodeMirror-gutters" style="margin:0px;padding:0px;height:80px;">
<div class="CodeMirror-gutter CodeMirror-linenumbers" style="margin:0px;padding:0px;width:29px;"/>
</div>
</div>
</div>
</div>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
JS \ ？
<br style="margin:0px;padding:0px;"/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<br style="margin:0px;padding:0px;"/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
， HTML ， HTML ， javascript :
<br style="margin:0px;padding:0px;"/>
</div>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);"/>
<div style="margin:0px;padding:0px;color:rgb(0,0,0);font-family:Verdana, Arial, Helvetica, sans-serif;font-size:12px;text-align:left;background-color:rgb(255,255,255);">
<pre><code><input type="button" onclick="alert(" ");"/> -------------------
<input type="button" onclick="alert(" ");"/> ------------------- ，【"】 【"】
<input type="button" onclick="alert(' ');"/> ------------------- </code></pre>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror CodeMirror-wrap cm-s-material" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;width:3px;height:0px;"/>
<div class="CodeMirror-scrollbar-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-filler" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-scroll" style="margin:0px;padding:0px;">
<div class="CodeMirror-sizer" style="margin:0px 0px 0px 29px;padding:0px;border-right-width:30px;min-height:91px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-lines" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-measure" style="margin:0px;padding:0px;"/>
<div style="margin:0px;padding:0px;"/>
<div class="wiz-hide wiz_CodeMirror-cursors" style="margin:0px;padding:0px;">
<div class="CodeMirror-cursor" style="margin:0px;padding:0px;height:20.8px;"/>
</div>
<div class="CodeMirror-code" style="margin:0px;padding:0px;">
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
1
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-tag cm-bracket" style="margin:0px;padding:0px;"><</span><span class="cm-tag" style="margin:0px;padding:0px;">input</span> <span class="cm-attribute" style="margin:0px;padding:0px;">type</span>=<span class="cm-string" style="margin:0px;padding:0px;">"button"</span> <span class="cm-attribute" style="margin:0px;padding:0px;">onclick</span>=<span class="cm-string" style="margin:0px;padding:0px;">"alert(" ");"</span> <span class="cm-tag cm-bracket" style="margin:0px;padding:0px;">/></span> ------------------- </span></code></pre>
</div>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
2
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-tag cm-bracket" style="margin:0px;padding:0px;"><</span><span class="cm-tag" style="margin:0px;padding:0px;">input</span> <span class="cm-attribute" style="margin:0px;padding:0px;">type</span>=<span class="cm-string" style="margin:0px;padding:0px;">"button"</span> <span class="cm-attribute" style="margin:0px;padding:0px;">onclick</span>=<span class="cm-string" style="margin:0px;padding:0px;">"alert(" ");"</span> <span class="cm-tag cm-bracket" style="margin:0px;padding:0px;">/></span> ------------------- ，【<span class="cm-atom" style="margin:0px;padding:0px;">"</span>】 【<span class="cm-atom" style="margin:0px;padding:0px;">"</span>】 </span></code></pre>
</div>
<div class="CodeMirror-activeline" style="margin:0px;padding:0px;">
<div class="wiz-hide wiz_CodeMirror-activeline-background CodeMirror-linebackground" style="margin:0px;padding:0px;"/>
<div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="margin:0px;padding:0px;width:29px;"/>
<div class="CodeMirror-gutter-wrapper CodeMirror-activeline-gutter" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
3
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span style="margin:0px;padding:0px;"/></span></code></pre>
</div>
<div style="margin:0px;padding:0px;">
<div class="CodeMirror-gutter-wrapper" style="margin:0px;padding:0px;">
<div class="CodeMirror-linenumber CodeMirror-gutter-elt" style="margin:0px;padding:0px;width:21px;">
4
</div>
</div>
<pre><code><span style="margin:0px;padding:0px .1px 0px 0px;"><span class="cm-tag cm-bracket" style="margin:0px;padding:0px;"><</span><span class="cm-tag" style="margin:0px;padding:0px;">input</span> <span class="cm-attribute" style="margin:0px;padding:0px;">type</span>=<span class="cm-string" style="margin:0px;padding:0px;">"button"</span> <span class="cm-attribute" style="margin:0px;padding:0px;">onclick</span>=<span class="cm-string" style="margin:0px;padding:0px;">"alert(' ');"</span> <span class="cm-tag cm-bracket" style="margin:0px;padding:0px;">/></span> ------------------- </span></code></pre>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<br/>
</div>
</div>
</div>
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