注释通常用于解释一段代码的意义
注释不会在网页上显示出来
");
window.frames["iframe_show351"].document.write(decodeHtml($("textarea#stepcodeTextarea351").val()));
window.frames["iframe_show351"].document.close();
$(window.frames["iframe_show351"]).load(function(){
$("#iframe_show351").height($("#iframe_show351").contents().find("body").height()+showittryitheight);
});
$("#iframe_show351").height($("#iframe_show351").contents().find("body").height()+showittryitheight);
setTimeout(function(){
},500);
});
<!--align属性用于对齐-->
<h1 align="center">居中标题</h1>
<!--align属性用于对齐-->
<h1 align="center">居中标题</h1>
");
window.frames["iframe351"].document.write(decodeHtml(code351));
window.frames["iframe351"].document.close();
//load和下面的非load必需并存，因为如果代码用到了jquery就必须使用load的方式
$(window.frames["iframe351"]).load(function(){
$("#iframe351").height($("#iframe351").contents().find("body").height()+showittryitheight);
});
$("#iframe351").height($("#iframe351").contents().find("body").height()+showittryitheight);
alreadyWriteCode351 = code351;
$("#rendering351").hide();
$("#rendered351").show();
}
var tRereshRetry2DemoPanel351 = setInterval(rereshRetry2DemoPanel351,1000);
var binded351 = false;
$("textarea#stepcodeTextarea351").keyup(function(){
if(!binded351){
$(window).bind('beforeunload',function(){
binded351 = true;
return "xxxx";
});
}
var newCode = $(this).val()
code351 = newCode;
/*below code is replaced by function rereshRetry2DemoPanel()*/
// if(code351!=newCode){
// window.frames["iframe351"].document.write("
");
// window.frames["iframe351"].document.write(decodeHtml($("textarea#stepcodeTextarea351").val()));
// window.frames["iframe351"].document.close();
// $(window.frames["iframe351"]).load(function(){
// $("#iframe351").height($("#iframe351").contents().find("body").height()+showittryitheight);
// });
// code351 = newCode;
// }
});
$(".tryButton351").click(function(){
$("#tryDiv351").show();
$("#stepcodeTextarea351").focus();
$("#stepcodeTextarea351").height(200);
$("#iframe351").height(0);
window.frames["iframe351"].document.write("
");
window.frames["iframe351"].document.write(decodeHtml($("textarea#stepcodeTextarea351").val()));
window.frames["iframe351"].document.close();
//load和下面的非load必需并存，因为如果代码用到了jquery就必须使用load的方式
$(window.frames["iframe351"]).load(function(){
$("#iframe351").height($("#iframe351").contents().find("body").height()+showittryitheight);
});
$("#iframe351").height($("#iframe351").contents().find("body").height()+showittryitheight);
this.scrollIntoView(true);
editor351.focus();
editor351.setSize(null, "250");
$("#rendering351").hide();
$("#rendered351").hide();
});
var mixedMode = {
name: "htmlmixed",
scriptTypes: [{matches: /\/x-handlebars-template|\/x-mustache/i,
mode: null},
{matches: /(text|application)\/(x-)?vb(a|script)/i,
mode: "vbscript"}]
};
var editor351 = CodeMirror.fromTextArea(document.getElementById("stepcodeTextarea351"), {
lineNumbers: true,
styleActiveLine: true,
matchBrackets: true,
mode:"text/html",
theme:"eclipse",
selectionPointer: true,
lineWrapping: true,
extraKeys: {
"Alt-/": "autocomplete",
"Ctrl-F": "findPersistent",
"F8": function(cm) {
cm.setOption("fullScreen", !cm.getOption("fullScreen"));
},
"Esc": function(cm) {
if (cm.getOption("fullScreen")) cm.setOption("fullScreen", false);
}
}
});
editor351.on("change",function(doc){
if(!binded351){
$(window).bind('beforeunload',function(){
binded351 = true;
return "xxxx";
});
}
var newCode = doc.getValue();
code351 = newCode;
$("textarea#stepcodeTextarea351").val(newCode);
if(alreadyWriteCode351!=code351){
lastModifedTime351 = new Date().getTime();
$("#rendering351").show();
$("#rendered351").hide();
}
// alert(doc.getValue());
});
$(".CodeMirror").addClass("form-control");
// var editor351 = CodeMirror.fromTextArea(, {
// lineNumbers: true,
// styleActiveLine: true,
// matchBrackets: true,
// theme:"eclipse",
// });
editor351.on("change",function(doc){
// alert(doc.getValue());
});
$("#tryDiv351").hide();
});
$("div.codemirrorTips span").addClass("glyphicon glyphicon-asterisk");
1. 双击选中单词
2. 三击选中整行
3. CTRL+F 查找
4. F8 全屏编辑，再次点击恢复
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