删除特殊字符和限定用户输入长度的示例代码

代码如下: /检查非法字符并检验字符长度 function checkSpeChar(obj, byteLength, title) { var value = document.getElementById(obj).value; value = value.replace(/(^\s*)/g, “”).replace(/(\s*$)/g, “”); var ret = (/[-|;|,|\/|\(|\)|\[|\]|\}|\{|%|@|\*|!|\’]/.test(value)); var arr = [“@”, “#”, “$”, “%”, “^”, “&”, “*”, “<“,