http://xuelinf.github.io/2016/05/24/Ace-Editor-%E4%B8%8A%E6%89%8B%E5%8F%8A%E8%B0%83%E7%94%A8%E6%96%B9%E6%B3%95/ https://ace.c9.io/build/kitchen-sink.html 【前端】ACE Editor（代码编辑器） 简易使用示例 用ACE来写代码 http://www.poorren.com/ace-editor-code-editor-guide https://stackoverflow.com/questions/8963855/how-do-i-get-value-from-ace-editor
