JavaScript 验证码生成代码示例

验证码代码示例

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head> <title>javascript 验证码实现代码_本站测试</title> <style type="text/css"> .code {}{ background-image:url(code.jpg); font-family:Arial; font-style:italic; color:Red; border:0; padding:2px 3px; letter-spacing:3px; font-weight:bolder; } .unchanged {}{ border:0; } </style>  </head> <body onload="createCode()">  </body> </html> 

注意：引入外部 JavaScript 文件后，需要刷新页面才能执行相关代码。