Javascript 經典登錄驗證

時間 2021-08-13

標籤 html 安全 app ide this 編碼 spa 操作系統 regexp 欄目 JavaScript 简体版

原文原文鏈接

<html> <head> <title>表單驗證類 Validator v1.03 完整實例</title> <style> body,td{font:normal 12px Verdana;color:#333333} input,textarea,select,td{font:normal 12px Verdana;color:#333333;border:1px solid #999999;background:#ffffff} table{border-collapse:collapse;} td{padding:3px} input{height:20;} textarea{width:80%;height:50px;overfmin:auto;} form{display:inline} </style> </head> <body> <table align="center"> <form name="theForm" id="demo" action="http://localhost/reg.aspx" method="get" onSubmit1="return Validator.Validate(this,2)"> <tr> <td>真實姓名：</td><td><input name="Name" dataType="Chinese" msg="真實姓名只容許中文"></td> </tr> <tr> <td>ID：</td><td><input name="username" dataType="Username" msg="ID名不符合規定"></td> </tr> <tr> <td>英文名：</td><td><input name="Nick" dataType="English" require="false" msg="英文名只容許英文字母"></td> </tr> <tr> <td>主頁：</td><td><input name="Homepage" require="false" dataType="Url" msg="非法的Url"></td> </tr> <tr> <td>密碼：</td><td><input name="Password" dataType="SafeString" msg="密碼不符合安全規則" type="password"></td> </tr> <tr> <td>重複：</td><td><input name="Repeat" dataType="Repeat" to="Password" msg="兩次輸入的密碼不一致" type="password"></td> </tr> <tr> <td>信箱：</td><td><input name="Email" dataType="Email" msg="信箱格式不正確"></td> </tr> <tr> <td>信箱：</td><td><input name="Email" dataType="Repeat" to="Email" msg="兩次輸入的信箱不一致"></td> </tr> <tr> <td>QQ：</td><td><input name="QQ" require="false" dataType="QQ" msg="QQ號碼不存在"></td> </tr> <tr> <td>×××：</td><td><input name="Card" dataType="IdCard" msg="×××號碼不正確"></td> </tr> <tr> <td>年齡：</td><td><input name="Year" dataType="Range" msg="年齡必須在18~28之間" min="18" max="28"></td> </tr> <tr> <td>年齡1：</td><td><input name="Year1" require="false" dataType="Compare" msg="年齡必須在18以上" to="18" operator="GreaterThanEqual"></td> </tr> <tr> <td>電話：</td><td><input name="Phone" require="false" dataType="Phone" msg="電話號碼不正確"></td> </tr> <tr> <td>手機：</td><td><input name="Mobile" require="false" dataType="Mobile" msg="手機號碼不正確"></td> </tr> <tr> <td>生日：</td><td><input name="Birthday" dataType="Date" format="ymd" msg="生日日期不存在"></td> </tr> <tr> <td>郵政編碼：</td><td><input name="Zip" dataType="Custom" regexp="^[1-9]\d{5}$" msg="郵政編碼不存在"></td> </tr> <tr> <td>郵政編碼：</td><td><input name="Zip1" dataType="Zip" msg="郵政編碼不存在"></td> </tr> <tr> <td>操做系統：</td><td><select name="Operation" dataType="Require" msg="未選擇所用操做系統" ><option value="">選擇您所用的操做系統</option><option value="Win98">Win98</option><option value="Win2k">Win2k</option><option value="WinXP">WinXP</option></select></td> </tr> <tr> <td>所在省份：</td><td>廣東<input name="Province" value="1" type="radio">陝西<input name="Province" value="2" type="radio">浙江<input name="Province" value="3" type="radio">江西<input name="Province" value="4" type="radio" dataType="Group" msg="必須選定一個省份" ></td> </tr> <tr> <td>愛好：</td><td>運動<input name="Favorite" value="1" type="checkbox">上網<input name="Favorite" value="2" type="checkbox">聽音樂<input name="Favorite" value="3" type="checkbox">看書<input name="Favorite" value="4" type="checkbox"" dataType="Group" min="2" max="3" msg="必須選擇2~3種愛好"></td> </tr> <td>自我介紹：</td><td><textarea name="Description" dataType="Limit" max="10" msg="自我介紹內容必須在10個字以內">中文是一個字</textarea></td> </tr> <td>自傳：</td><td><textarea name="History" dataType="LimitB" min="3" max="10" msg="自傳內容必須在[3,10]個字節以內">中文是兩個字節t</textarea></td> </tr> <tr> <td colspan="2"><input name="Submit" type="submit" value="肯定提交"> <input onClick="Validator.Validate(document.getElementById('demo'))" value="檢驗模式1" type="button"> <input onClick="Validator.Validate(document.getElementById('demo'),2)" value="檢驗模式2" type="button"> <input onClick="Validator.Validate(document.getElementById('demo'),3)" value="檢驗模式3" type="button"> </td> </tr> </form> </table> <script> Validator = { Require : /.+/, Email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/, Phone : /^(($\d{3}$)|(\d{3}\-))?($0\d{2,3}$|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/, Mobile : /^(($\d{3}$)|(\d{3}\-))?13\d{9}$/, Url : /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/, IdCard : /^\d{15}(\d{2}[A-Za-z0-9])?$/, Currency : /^\d+(\.\d+)?$/, Number : /^\d+$/, Zip : /^[1-9]\d{5}$/, QQ : /^[1-9]\d{4,8}$/, Integer : /^[-\+]?\d+$/, Double : /^[-\+]?\d+(\.\d+)?$/, English : /^[A-Za-z]+$/, Chinese : /^[\u0391-\uFFE5]+$/, Username : /^[a-z]\w{3,}$/i, UnSafe : /^(([A-Z]*|[a-z]*|\d*|[-_\~!@#\$%\^&\*\.\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/, IsSafe : function(str){return !this.UnSafe.test(str);}, SafeString : "this.IsSafe(value)", Limit : "this.limit(value.length,getAttribute('min'), getAttribute('max'))", LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))", Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))", Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value", Range : "getAttribute('min') < (value|0) && (value|0) < getAttribute('max')", Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))", Custom : "this.Exec(value, getAttribute('regexp'))", Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))", ErrorItem : [document.forms[0]], ErrorMessage : ["如下緣由致使提交失敗：\t\t\t\t"], Validate : function(theForm, mode){ var obj = theForm || event.srcElement; var count = obj.elements.length; this.ErrorMessage.length = 1; this.ErrorItem.length = 1; this.ErrorItem[0] = obj; for(var i=0;i<count;i++){ with(obj.elements[i]){ var _dataType = getAttribute("dataType"); if(typeof(_dataType) == "object" || typeof(this[_dataType]) == "undefined") continue; this.ClearState(obj.elements[i]); if(getAttribute("require") == "false" && value == "") continue; switch(_dataType){ case "Date" : case "Repeat" : case "Range" : case "Compare" : case "Custom" : case "Group" : case "Limit" : case "LimitB" : case "SafeString" : if(!eval(this[_dataType])) { this.AddError(i, getAttribute("msg")); } break; default : if(!this[_dataType].test(value)){ this.AddError(i, getAttribute("msg")); } break; } } } if(this.ErrorMessage.length > 1){ mode = mode || 1; var errCount = this.ErrorItem.length; switch(mode){ case 2 : for(var i=1;i<errCount;i++) this.ErrorItem[i].style.color = "red"; case 1 : alert(this.ErrorMessage.join("\n")); this.ErrorItem[1].focus(); break; case 3 : for(var i=1;i<errCount;i++){ try{ var span = document.createElement("SPAN"); span.id = "__ErrorMessagePanel"; span.style.color = "red"; this.ErrorItem[i].parentNode.appendChild(span); span.innerHTML = this.ErrorMessage[i].replace(/\d+:/,"*"); } catch(e){alert(e.description);} } this.ErrorItem[1].focus(); break; default : alert(this.ErrorMessage.join("\n")); break; } return false; } return true; }, limit : function(len,min, max){ min = min || 0; max = max || Number.MAX_VALUE; return min <= len && len <= max; }, LenB : function(str){ return str.replace(/[^\x00-\xff]/g,"**").length; }, ClearState : function(elem){ with(elem){ if(style.color == "red") style.color = ""; var lastNode = parentNode.childNodes[parentNode.childNodes.length-1]; if(lastNode.id == "__ErrorMessagePanel") parentNode.removeChild(lastNode); } }, AddError : function(index, str){ this.ErrorItem[this.ErrorItem.length] = this.ErrorItem[0].elements[index]; this.ErrorMessage[this.ErrorMessage.length] = this.ErrorMessage.length + ":" + str; }, Exec : function(op, reg){ return new RegExp(reg,"g").test(op); }, compare : function(op1,operator,op2){ switch (operator) { case "NotEqual": return (op1 != op2); case "GreaterThan": return (op1 > op2); case "GreaterThanEqual": return (op1 >= op2); case "LessThan": return (op1 < op2); case "LessThanEqual": return (op1 <= op2); default: return (op1 == op2); } }, MustChecked : function(name, min, max){ var groups = document.getElementsByName(name); var hasChecked = 0; min = min || 1; max = max || groups.length; for(var i=groups.length-1;i>=0;i--) if(groups[i].checked) hasChecked++; return min <= hasChecked && hasChecked <= max; }, IsDate : function(op, formatString){ formatString = formatString || "ymd"; var m, year, month, day; switch(formatString){ case "ymd" : m = op.match(new RegExp("^((\\d{4})|(\\d{2}))([-./])(\\d{1,2})\\4(\\d{1,2})$")); if(m == null ) return false; day = m[6]; month = m[5]*1; year = (m[2].length == 4) ? m[2] : GetFullYear(parseInt(m[3], 10)); break; case "dmy" : m = op.match(new RegExp("^(\\d{1,2})([-./])(\\d{1,2})\\2((\\d{4})|(\\d{2}))$")); if(m == null ) return false; day = m[1]; month = m[3]*1; year = (m[5].length == 4) ? m[5] : GetFullYear(parseInt(m[6], 10)); break; default : break; } if(!parseInt(month)) return false; month = month==0 ?12:month; var date = new Date(year, month-1, day); return (typeof(date) == "object" && year == date.getFullYear() && month == (date.getMonth()+1) && day == date.getDate()); function GetFullYear(y){return ((y<30 ? "20" : "19") + y)|0;} } } </script> </body> </html>