验证表单的js代码段

Posted 2020-07-12 浪迹天涯芳草

 JS常用功能

转载自：http://blog.csdn.net/kalision/article/details/12516103

引用js文件：

<script src="js/demo.js"></script>

 

按钮

  <button type="button" class="button medium button-style1 align-btn-right" value="send" onclick="checkSubmit();">提交</button>

 

js文件内容：

 

[html] view plain copy

 

 

1.     var b = new Boolean();    
2.     b = false;    
3.     var b2 = new Boolean();    
4.     b2 = false;    
5.     function checkSubmit(){  
6.         var bbxm = document.getElementById("bbxm").value;  
7.         var bbxb = document.getElementById("bbxb").value;  
8.         var csrq = document.getElementById("csrq").value;  
9.           
10.         if(bbxm != ‘‘){  
11.             if(bbxb != ‘‘){  
12.                 if(csrq != ‘‘){  
13.                     if(isIdCardNo()){  
14.                         document.form1.submit();    
15.                     }else{  
16.                         document.getElementById("identityid").focus();  
17.                     }  
18.                 }else{  
19.                     alert("请选择出生日期！");  
20.                     document.getElementById("csrq").focus();  
21.                 }  
22.             }else{  
23.                 alert("请选择性别！");  
24.                 document.getElementById("bbxb").focus();  
25.             }  
26.         }else{  
27.             alert("姓名不能为空！");    
28.             document.getElementById("bbxm").focus();  
29.         }  
30.     }    
31.         
32.     function isPassWord(passWord,passWordDemo){    
33.         
34.         var passWord = document.getElementById(passWord).value;    
35.         var passWordDemo = document.getElementById(passWordDemo).value;    
36.     
37.             
38.         if(passWordDemo != passWord){    
39.             document.getElementById(‘spantest2‘).innerText = "两次输入的密码不一致！ ";    
40.             b2 = false;    
41.             return false;    
42.         }else{    
43.             document.getElementById(‘spantest2‘).innerText = "正确";    
44.             b2 = true;    
45.             return true;    
46.         }    
47.     }    
48.         
49.     function isEmail(email) {     
50.     var strEmail=document.getElementById(email).value;     
51.     if (strEmail.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)     
52.     {     
53.             document.getElementById(‘spantest‘).innerText = "邮箱格式正确";    
54.             b = true;    
55.             return true;     
56.     }else{     
57.             document.getElementById(‘spantest‘).innerText = "邮箱格式错误！";    
58.             document.getElementById(email).focus();     
59.             b = false;    
60.             return false;     
61.     }     
62.         
63.     
64. }   
65. function validatek(){  
66.       
67. }  
68. function isIdCardNo() {   
69.             var tex = document.getElementById(‘identityid‘);    
70.             var num = document.getElementById(‘identityid‘).value;    
71.             if(num != ‘‘){  
72.                 //alert("您输入的身份证号码是：\n" + num);    
73.                 num = num.toUpperCase();      
74.                 //身份证号码为15位或者18位，15位时全为数字，18位前17位为数字，最后一位是校验位，可能为数字或字符X。       
75.                 if (!(/(^\d{15}$)|(^\d{17}([0-9]|X)$)/.test(num)))       
76.                 {     
77.                     alert(‘输入的身份证号长度不对，或者号码不符合规定！\n身份证号码为15位时，应全为数字，\n身份证号码为18位时，末位可以为数字或X。‘);      
78.                     tex.focus();    
79.                     return false;     
80.                 }     
81.                 //校验位按照ISO 7064:1983.MOD 11-2的规定生成，X可以认为是数字10。     
82.                 //下面分别分析出生日期和校验位     
83.                 var len, re;     
84.                 len = num.length;    
85.                     
86.                 //当身份证为15位时的验证出生日期。    
87.                 if (len == 15)     
88.                 {     
89.                     re = new RegExp(/^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/);     
90.                     var arrSplit = num.match(re);     
91.         
92.                     //检查生日日期是否正确     
93.                     var dtmBirth = new Date(‘19‘ + arrSplit[2] + ‘/‘ + arrSplit[3] + ‘/‘ + arrSplit[4]);     
94.                     var bGoodDay;     
95.                     bGoodDay = (dtmBirth.getYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) && (dtmBirth.getDate() == Number(arrSplit[4]));     
96.                     if (!bGoodDay){     
97.                         alert(‘输入的15位身份证号里出生日期不对！‘);       
98.                         tex.focus();    
99.                         return false;     
100.                     }     
101.                       
102.                 }     
103.                     
104.                 //当身份证号为18位时，校验出生日期和校验位。    
105.                 if (len == 18)     
106.                 {     
107.                     var year = num.substr(6,4);    
108.                     //alert("year是：" + year);    
109.                     var nowDate = new Date();    
110.                     var nowYear = nowDate.getYear();    
111.                     if((nowYear - year) > 112){    
112.                         alert("依照输入的身份证出生日期截止到当前，不属于范围！");      
113.                         tex.focus();    
114.                         return false;    
115.                     }    
116.         
117.                     re = new RegExp(/^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/);     
118.                     var arrSplit = num.match(re);     
119.         
120.                     //检查生日日期是否正确     
121.                     var dtmBirth = new Date(arrSplit[2] + "/" + arrSplit[3] + "/" + arrSplit[4]);     
122.                     var bGoodDay;     
123.                     bGoodDay = (dtmBirth.getFullYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) && (dtmBirth.getDate() == Number(arrSplit[4]));     
124.                     if (!bGoodDay){     
125.                         //alert(dtmBirth.getYear());     
126.                         //alert(arrSplit[2]);     
127.                         alert(‘输入的18位身份证号里出生日期不对！‘);      
128.                         tex.focus();    
129.                         return false;     
130.                     }     
131.                     else{     
132.                         //检验18位身份证的校验码是否正确。     
133.                         //校验位按照ISO 7064:1983.MOD 11-2的规定生成，X可以认为是数字10。     
134.                         var valnum;     
135.                         var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);     
136.                         var arrCh = new Array(‘1‘, ‘0‘, ‘X‘, ‘9‘, ‘8‘, ‘7‘, ‘6‘, ‘5‘, ‘4‘, ‘3‘, ‘2‘);     
137.                         var nTemp = 0, i;     
138.                         for(i = 0; i < 17; i ++){     
139.                             nTemp += num.substr(i, 1) * arrInt[i];     
140.                         }     
141.                         valnum = arrCh[nTemp % 11];     
142.                         if (valnum != num.substr(17, 1)){     
143.                             alert(‘18位身份证的最后一位校验码不正确！‘); //应该为：‘ + valnum    
144.                             tex.value=‘‘;    
145.                             tex.focus();    
146.                             return false;     
147.                         }    
148.                       
149.                     }     
150.                 }     
151.                     
152.                 //验证地区是否有效    
153.                 var aCity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江 ",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北 ",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏 ",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外 "}    
154.                 if(aCity[parseInt(num.substr(0,2))] == null){    
155.                     alert("输入的身份证号前两位地区不对！");    
156.                     tex.value=‘‘;    
157.                     tex.focus();    
158.                     return false;    
159.                 }  
160.                 return true;  
161.             } else{  
162.                 return true;  
163.             }  
164.                            
165. }