i.js
i.js
动态更新
<script type="text/javascript">
function isCardNo(idCard) {
// 15位和18位身份证号码的正则表达式
var regIdCard = /^(^[1-9]\d{7}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}$)|(^[1-9]\d{5}[1-9]\d{3}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])((\d{4})|\d{3}[Xx])$)$/;
// 如果通过该验证，说明身份证格式正确，但准确性还需计算
if (regIdCard.test(idCard)) {
if (idCard.length == 18) {
var idCardWi = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10,
5, 8, 4, 2); // 将前17位加权因子保存在数组里
var idCardY = new Array(1, 0, 10, 9, 8, 7, 6, 5, 4, 3, 2); // 这是除以11后，可能产生的11位余数、验证码，也保存成数组
var idCardWiSum = 0; // 用来保存前17位各自乖以加权因子后的总和
for (var i = 0; i < 17; i++) {
idCardWiSum += idCard.substring(i, i + 1) * idCardWi[i];
}
var idCardMod = idCardWiSum % 11;// 计算出校验码所在数组的位置
var idCardLast = idCard.substring(17);// 得到最后一位身份证号码
// 如果等于2，则说明校验码是10，身份证号码最后一位应该是X
if (idCardMod == 2) {
if (idCardLast == "X" || idCardLast == "x") {
return true;
} else {
return false;
}
} else {
// 用计算出的验证码与最后一位身份证号码匹配，如果一致，说明通过，否则是无效的身份证号码
if (idCardLast == idCardY[idCardMod]) {
return true;
} else {
return false;
}
}
}
} else {
return false;
}
}
function IsNumber(string, info) {
var number;
if (string == null) {
alert(info + "只能输入数字");
return false;
}
number = new Number(string);
if (isNaN(number)) {
alert(info + "只能输入数字");
return false;
} else {
return true;
}
}
function checkEmail(email) {
var reEmail = /^([A-Za-z0-9])(\w)+@(\w)+(\.)(com|com\.cn|net|cn|net\.cn|org|biz|info|gov|gov\.cn|edu|edu\.cn)/;
if (!email.match(reEmail) && email != "") {
alert('Email格式不对!');
return true;
} else {
return false;
}
}
//----------------------------------------------------空格判断
function isWhitespace(s) {
var whitespace = " \t\n\r";
var i;
for (i = 0; i < s.length; i++) {
var c = s.charAt(i);
if (whitespace.indexOf(c) >= 0) {
return true;
}
}
return false;
}
//--------------------------------------------------检验字符（限制不能输入的字符）
function ischar(s) {
var errorChar;
var badChar = "><,[]{}?/+=|\\'\":;~!@#$%^&()`";
if (s == "") {
alert("请您输入内容！")
return false;
}
if (isWhitespace(s)) {
alert("输入的字符中不能包含空格符，请重新输入！");
return false;
}
return true;
}
//日期
function redate(s) {
s = s.split("-");
s = s[0].replace("\-", "") + s[1].replace("\-", "")
+ s[2].replace("\-", "");
return s;
}
function jtrim(s) {
var i, b = 0, e = s.length;
for (i = 0; i < s.length; i++)
if (s.charAt(i) != ' ') {
b = i;
break;
}
if (i == s.length)
return "";
for (i = s.length - 1; i > b; i--)
if (s.charAt(i) != ' ') {
e = i;
break;
}
return s.substring(b, e + 1);
}
function CheckChinese(val){
var reg = new RegExp("[\\u4E00-\\u9FFF]+","g");
if(reg.test(val)){
alert("不能输入汉字！");
return false;
}
return true;
}
function selectEmptyClientId(x) {
var selectEmpty = document.getElementById(x).value;
var selectid = "#"+x;
if(selectEmpty != null && selectEmpty != "" && selectEmpty != "undefined"){
$(selectid).html("<option selected='selected' value=''>请选择</option>");
}else{
$(selectid).html("<option selected='selected' value=''>请选择</option>");
$(selectid).select2().val('');
}
}
function telPhoneOnBlur() {
var telPhonevar = $("#telPhone").val();
if (telPhonevar.length == 0) {
alert("手机号码不能为空，请重新输入！");
return false;
}else if (11 != telPhonevar.length) {
alert("手机号码必须为11位，请重新输入！");
document.getElementById("telPhone").value = "";
return false;
}
if(!(/^1[34578]\d{9}$/.test(telPhonevar))){
alert("手机号码有误，请重填");
document.getElementById("telPhone").value = "";
return false;
}
}
function lessThanTwo(checkValue, checkId){
var values = checkValue.split(".");
if(values[0].length > 9){
showTip("整数部分最多只允许九位数字",'',2000,0);
if(values.length == 1){
$("#" + checkId).val(values[0].substr(0, 9));
}else{
$("#" + checkId).val(values[0].substr(0, 9) + "." + values[1]);
}
return;
}
if(values.length == 2){
if(values[0] == ""){
$("#" + checkId).val("0" + checkValue);
}
if(values[1].length > 2){
showTip("最多只可保留两位有效数字",'',2000,0);
$("#" + checkId).val(checkValue.substring(0, checkValue.length - 1));
}
}
}
/*js将yyyymmddhhmmss字符date计算相差天数*/
function getDifDays( s1,s2 ){
var pattern = /(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})/;
var ms = ""
var formatedS1 = s1.replace(pattern, '$1-$2-$3 $4:$5:$6');
var formatedS2 = s2.replace(pattern, '$1-$2-$3 $4:$5:$6');
s1 = new Date(formatedS1.replace(/-/g, '/'));
s2 = new Date(formatedS2.replace(/-/g, '/'));
ms = Math.abs(s1.getTime() - s2.getTime());
return ms / 1000 / 60 / 60/24;
}
function getDifDays( s1,s2 ){
var pattern = /(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})/;
var ms = ""
s1 = new Date(s1.replace(pattern, '$1/$2/$3 $4:$5:$6'));
s2 = new Date(s2.replace(pattern, '$1/$2/$3 $4:$5:$6'));
ms = Math.abs(s1.getTime() - s2.getTime());
return ms / 1000 / 60 / 60/24;
}
/*获取当前的日期时间 格式“yyyy-MM-dd HH:MM:SS”*/
function getNowFormatDate() {
var date = new Date();
var seperator1 = "-";
var seperator2 = ":";
var month = date.getMonth() + 1;
var strDate = date.getDate();
if (month >= 1 && month <= 9) {
month = "0" + month;
}
if (strDate >= 0 && strDate <= 9) {
strDate = "0" + strDate;
}
var currentdate = date.getFullYear() + seperator1 + month + seperator1 + strDate
+ " " + date.getHours() + seperator2 + date.getMinutes()
+ seperator2 + date.getSeconds();
return currentdate;
}
//判断当前选择时间是否小于是当前实际时间
function contrastTime(start) {
var evalue = document.getElementById(start).value;
var dB = new Date(evalue.replace(/-/g, "/"));//获取当前选择日期
var d = new Date();
var str = d.getFullYear()+"-"+(d.getMonth()+1)+"-"+d.getDate();//获取当前实际日期
if (Date.parse(str) > Date.parse(dB)) {//时间戳对比
return 1;
}
return 0;
}
onkeyup="lessThanTwo(this.value, this.id);"
onkeyup="this.value=this.value.replace(/\D/g\.,'')" 只能输入数字和.
onkeyup="this.value=this.value.replace(/\D/g,'')" 只能输入数字
onkeyup="value=value.replace(/[^\w\.\/]/ig,'')" 只能输入英文字母和数字,不能输入中文
onkeyup="value=value.replace(/[^\w\/]/ig,'')"
onkeyup="value=value.replace(/[^\a-\z\A-\Z]/g,'')" 只能输入英文
onKeyPress="if((event.keyCode<48) && event.keyCode!=46 || /\.\d\d$/.test(value))event.returnValue=false" 只能输入数字且最多两位小数
</script>
