JS 커서 위치 에 텍스트 삽입
2249 단어 커서 위치 에 텍스트 삽입
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title> textarea </title>
<script type="text/javascript">
//
function insertText(obj, str) {
obj.focus();
if (document.selection) {
var sel = document.selection.createRange();
sel.text = str;
} else if (typeof obj.selectionStart == 'number'
&& typeof obj.selectionEnd == 'number') {
var startPos = obj.selectionStart, endPos = obj.selectionEnd, cursorPos = startPos, tmpStr = obj.value;
obj.value = tmpStr.substring(0, startPos) + str
+ tmpStr.substring(endPos, tmpStr.length);
cursorPos += str.length;
obj.selectionStart = obj.selectionEnd = cursorPos;
} else {
obj.value += str;
}
}
function moveEnd(obj) {
obj.focus();
var len = obj.value.length;
if (document.selection) {
var sel = obj.createTextRange();
sel.moveStart('character', len);
sel.collapse();
sel.select();
} else if (typeof obj.selectionStart == 'number'
&& typeof obj.selectionEnd == 'number') {
obj.selectionStart = obj.selectionEnd = len;
}
}
</script>
</head>
<body>
<p>
<textarea id="text" style="width: 500px; height: 80px;"> xdwangiflytek.iteye.com</textarea>
</p>
<p>
<input type="button" value=" "
onclick="insertText(document.getElementById('text'),' NewWord ')">
</p>
<p>
<input type="button" value=" "
onclick="moveEnd(document.getElementById('text'))">
</p>
</body>
</html>