js正则验证表达式

//上传文件大小验证 $.fn.checkFileTypeAndSize = function (options) {

//默认设置
var defaults = {
allowedExtensions: [],
maxSize: 1024, //单位是KB，默认最大文件尺寸1MB=1024KB
success: function () { },
extensionerror: function () { },
sizeerror: function () { }
};
//合并设置
options = $.extend(defaults, options);
//遍历元素
return this.each(function () {
$(this).on('change', function () {
//获取文件路径
var filePath = $(this).val();
//小写字母的文件路径
var fileLowerPath = filePath.toLowerCase();
//获取文件的后缀名
var extension = fileLowerPath.substring(fileLowerPath.lastIndexOf('.') + 1);
//判断后缀名是否包含在预先设置的、所允许的后缀名数组中
if ($.inArray(extension, options.allowedExtensions) == -1) {
options.extensionerror();
$(this).focus();
} else {
try {
var size = 0;
size = $(this)[0].files[0].size;//byte
size = size / 1024;//kb
// size = size / 1024;//mb
if (size > options.maxSize) {
options.sizeerror();
} else {
options.success();
}
} catch (e) {
alert("错误：" + e);
}
}
});
});
}; // （查看/修改）图片格式和大小校验
$('#file').checkFileTypeAndSize({//获取<input type="file" id="file">
allowedExtensions: ['bmp','png','gif','jpeg','jpg'],
maxSize: 500,
success: function() {
previewFile();
},
extensionerror: function() {
$.messager.alert('警告','图片文件格式限于bmp,png,gif,jpeg,jpg');
return;
},
sizeerror: function() {
$.messager.alert('警告','最大尺寸500kb');
return;
}
}); $.extend($.fn.validatebox.defaults.rules, { age: {// 验证年龄
validator: function (value) {
return /^(?:[1-9][0-9]?|1[01][0-9]|120)$/i.test(value);
},
message: '年龄必须是0到120之间的整数'
},
qq: {// 验证QQ,从10000开始
validator: function (value) {
return /^[1-9]\d{4,9}$/i.test(value);
},
message: 'QQ号码格式不正确'
}, email: {
validator: function (value) {
return /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(value);
},
message: '请输入有效的电子邮件账号(例：abc@126.com)'
}, integer: {// 验证整数
validator: function (value) {
return /^(?:[1-9][0-9]?|1[01][0-9]|100)$/i.test(value);
},
message: '请输入0-100的整数'
}, mobile: {// 验证手机号码
validator: function (value) {
return /^(13|15|18)\d{9}$/i.test(value);
},
message: '手机号码格式不正确'
},
bankcard: {// 银行卡验证
validator: function (value) {
var f = luhmCheck(value);
return f == true ? true : false;
},
message: '银行卡卡号格式不正确'
}
}); var aCity = {
11: "北京",
12: "天津",
13: "河北",
14: "山西",
15: "内蒙古",
21: "辽宁",
22: "吉林",
23: "黑龙江",
31: "上海",
32: "江苏",
33: "浙江",
34: "安徽",
35: "福建",
36: "江西",
37: "山东",
41: "河南",
42: "湖北",
43: "湖南",
44: "广东",
45: "广西",
46: "海南",
50: "重庆",
51: "四川",
52: "贵州",
53: "云南",
54: "西藏",
61: "陕西",
62: "甘肃",
63: "青海",
64: "宁夏",
65: "新疆",
71: "台湾",
81: "香港",
82: "澳门",
91: "国外"
}
function isCardID(sId) {
var iSum = 0;
var info = "";
if (!/^\d{17}(\d|x)$/i.test(sId)) return "你输入的身份证长度或格式错误";
sId = sId.replace(/x$/i, "a");
if (aCity[parseInt(sId.substr(0, 2))] == null) return "你的身份证地区非法";
sBirthday = sId.substr(6, 4) + "-" + Number(sId.substr(10, 2)) + "-" + Number(sId.substr(12, 2));
var d = new Date(sBirthday.replace(/-/g, "/"));
if (sBirthday != (d.getFullYear() + "-" + (d.getMonth() + 1) + "-" + d.getDate()))return "身份证上的出生日期非法";
for (var i = 17; i >= 0; i--) iSum += (Math.pow(2, i) % 11) * parseInt(sId.charAt(17 - i), 11);
if (iSum % 11 != 1) return "你输入的身份证号非法";
return true;//aCity[parseInt(sId.substr(0,2))]+","+sBirthday+","+(sId.substr(16,1)%2?"男":"女")
} //银行卡验证
function luhmCheck(bankno) {
var lastNum = bankno.substr(bankno.length - 1, 1);//取出最后一位（与luhm进行比较）
var first15Num = bankno.substr(0, bankno.length - 1);//前15或18位
var newArr = new Array();
for (var i = first15Num.length - 1; i > -1; i--) {//前15或18位倒序存进数组
newArr.push(first15Num.substr(i, 1));
}
var arrJiShu = new Array(); //奇数位*2的积 <9
var arrJiShu2 = new Array(); //奇数位*2的积 >9
var arrOuShu = new Array(); //偶数位数组
for (var j = 0; j < newArr.length; j++) {
if ((j + 1) % 2 == 1) {//奇数位
if (parseInt(newArr[j]) * 2 < 9)
arrJiShu.push(parseInt(newArr[j]) * 2);
else
arrJiShu2.push(parseInt(newArr[j]) * 2);
}
else //偶数位
arrOuShu.push(newArr[j]);
}
var jishu_child1 = new Array();//奇数位*2 >9 的分割之后的数组个位数
var jishu_child2 = new Array();//奇数位*2 >9 的分割之后的数组十位数
for (var h = 0; h < arrJiShu2.length; h++) {
jishu_child1.push(parseInt(arrJiShu2[h]) % 10);
jishu_child2.push(parseInt(arrJiShu2[h]) / 10);
}
var sumJiShu = 0; //奇数位*2 < 9 的数组之和
var sumOuShu = 0; //偶数位数组之和
var sumJiShuChild1 = 0; //奇数位*2 >9 的分割之后的数组个位数之和
var sumJiShuChild2 = 0; //奇数位*2 >9 的分割之后的数组十位数之和
var sumTotal = 0;
for (var m = 0; m < arrJiShu.length; m++) {
sumJiShu = sumJiShu + parseInt(arrJiShu[m]);
}
for (var n = 0; n < arrOuShu.length; n++) {
sumOuShu = sumOuShu + parseInt(arrOuShu[n]);
}
for (var p = 0; p < jishu_child1.length; p++) {
sumJiShuChild1 = sumJiShuChild1 + parseInt(jishu_child1[p]);
sumJiShuChild2 = sumJiShuChild2 + parseInt(jishu_child2[p]);
}
//计算总和
sumTotal = parseInt(sumJiShu) + parseInt(sumOuShu) + parseInt(sumJiShuChild1) + parseInt(sumJiShuChild2);
//计算Luhm值
var k = parseInt(sumTotal) % 10 == 0 ? 10 : parseInt(sumTotal) % 10;
var luhm = 10 - k;
var my = false;
if (lastNum == luhm) {//Luhm验证通过
my = true;
}
else {//银行卡号必须符合Luhm校验
my = false;
}
return my;
}