- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=GB2312" />
- <title>正則實現文本框只能輸入正整數</title>
- </head>
- <body>
- <input type="text" onKeyUp="this.value=this.value.replace(//D/g,'')" onafterpaste="this.value=this.value.replace(//D/g,'')" />
- </body>
- </html>
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疑難解答
