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[字符串] 一段简单的字符串反转的JS代码
说明:仅仅在IE使用
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
- <HTML>
- <HEAD>
- <TITLE> 反转 </TITLE>
- </HEAD>
- <BODY onkeyup="set(event);">
- <span id=rword style="font-size:13px"></span>
- <br />
- <input id=sword value="" size=100 onkeyup="r(event);">
- <br />
- <span id=info style="font-size:13px">ctrl+enter开启和关闭实时反转,enter在关闭实施反转时进行反转,回车之后,内容自动复制到剪切板</span>
- <script>
- while(confirm("我是好人,对么?")!=true) 1;
- word_buffer = "";
- word_update = true;
- function r(evt)
- {
- if (!word_update && evt.keyCode!=13)
- {
- return;
- }
- str = "";
- word = (document.getElementById("sword")).value;
- for (i=word.length-1; i>=0; i--)
- {
- str = str + word.charAt(i);
- }
- (document.getElementById("rword")).innerText = str;
- window.clipboardData.setData('text',str);
- word_buffer = str;
- }
- function set(evt)
- {
- if(evt.ctrlKey==true)
- {
- word_update = !word_update;
- }
- }
- </script>
- </BODY>
- </HTML>
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