var editor = ace.edit("editor");
	ace.require("ace/ext/language_tools");
	editor.setTheme("ace/theme/twilight");
	editor.getSession().setMode("ace/mode/javascript");
	editor.getSession().setTabSize(4);
	editor.getSession().setUseWrapMode(true);
	editor.commands.addCommand({
		name: 'editSave',
		bindKey: {win: 'Ctrl-S',  mac: 'Command-S'},
		exec: function(editor) {
			console.log(editor.getValue());
		}
	});
	editor.setDragDelay(10);
	editor.setFontSize(13);
	editor.on("change", function(e){
	  editor.commands.exec('startAutocomplete',editor);
	})
	editor.setShowPrintMargin(false);//显示固定宽度
	//自动补全
	editor.setOptions({
        enableBasicAutocompletion: true,
        enableSnippets: true
    });