핸드폰과 시뮬레이터에서만 유효하다

{{resInfo}}

data:{
  return {
     resInfo:''
  }
},
methods:{
	fileReader:function(){
		const self = this;
			//   plus.io.PRIVATE_WWW： 
			plus.io.requestFileSystem( plus.io.PRIVATE_DOC, function(fobject){
				// fs.root DirectoryEntry
				fobject.root.getFile('config.xml',{create:true}, function(fileEntry){
					fileEntry.file( function(file){
						var fileReader = new plus.io.FileReader();
						self.resInfo = JSON.stringify(file);
						fileReader.readAsText(file, 'utf-8');
						fileReader.onloadend = function(evt) {
							self.resInfo = self.resInfo+'--'+JSON.stringify(evt);
						}
						self.resInfo = self.resInfo+'--'+file.size + '--' + file.name;
					} );
				});
			} );
	},
	fileWriter:function(){
		const self = this;
			//   plus.io.PRIVATE_WWW： 
			plus.io.requestFileSystem( plus.io.PRIVATE_DOC, function(fobject){
				// fs.root DirectoryEntry
				fobject.root.getFile('config.xml',{create:true}, function(fileEntry){
					fileEntry.file( function(file){
						// create a FileWriter to write to the file
						fileEntry.createWriter( function ( writer ) {
							// Write data to file.
							self.resInfo = "Write data to file.";
							writer.seek(file.size-1)
							writer.write( "Data " );
						}, function ( e ) {
							self.resInfo = e;
						} );
					} ); 
				});
			} );
	}
}