basal.js

随着信息技术的飞速发展、网上信息量发布的不断增大。针对文章管理这一环节

/*是否选中*/
function isChecked(name) {
	var temp = document.getElementsByName(name);
	for (i = 0; i < temp.length; i=i+1) {
		if (temp[i].checked) {
			return true;
		}
	}
}

//计算字符串的长度
function checkStrLength(value) {
	var StrTrueLength = value.replace(/[^\x00-\xff]/g, "~~").length;
	return StrTrueLength;
}
/*判断是否为数字*/
function isNumber(s){   
	var regu = "^[0-9]+$";
	var re = new RegExp(regu);
	if (s.search(re) != -1) {
	   return true;
	} else {
		alert("请输入正确电话");
	   return false;
	}
}
/*判断是否为Email*/
function isEmail(str) {
	
	var myReg = /^[-_A-Za-z0-9]+@([_A-Za-z0-9]+\.)+[A-Za-z0-9]{2,3}$/;
	if (myReg.test(str)) {
		
		return true;
	}
	else{
		alert("email格式错误!请正确填写！");
		return false;
	}
	
}
/*判断是否为空*/
function isEmpty(value) {
	return /^\s*$/.test(value);
}

/*全选、取消全选*/
function checkedAll(allCheckboxName, checkboxName) {
	o = document.getElementsByName(allCheckboxName);
	if (o[0].checked == true) {
		selAllCheckbox(checkboxName);
	} else {
		unselAllCheckbox(checkboxName);
	}
}
/*全选*/
function selAllCheckbox(checkboxName) {
	o = document.getElementsByName(checkboxName);
	for (i = 0; i < o.length; i++) {
		o[i].checked = true;
	}
}
/*取消全选*/
function unselAllCheckbox(checkboxName) {
	o = document.getElementsByName(checkboxName);
	for (i = 0; i < o.length; i++) {
		o[i].checked = false;
	}
}
/*反选*/
function reAllCheckbox(checkboxName) {
	o = document.getElementsByName(checkboxName);
	for (i = 0; i < o.length; i++) {
		if (o[i].checked == false) {
			o[i].checked = true;
		} else {
			o[i].checked = false;
		}
	}
}
/*返回check选中数*/
function getCheckedCount(checkboxName) {
	o = document.getElementsByName(checkboxName);
	var c = 0;
	for (i = 0; i < o.length; i++) {
		if (o[i].checked == true) {
			c++;
		}
	}
	return c;
}

/*判断身份证是否正确*/
function JustifyIdCard( theField ) {
	var reg =/(^(\d{15}|\d{17}[\dx])$)/;
	if (reg.test(theField)){
		return true;
	}else{
		return false;
	}
}
/*判断用户名是否正确*/
function JustifyUserName( theField ) {	
	var reg =/^(\w+)|([\u0391-\uFFE5]+)$/;
	if (reg.test(theField)){
		return true;
	}else{
		return false;
	}
}

/*比较两个时间的大小*/
function CompareDate(d1,d2)
{
  return ((new Date(d1.replace(/-/g,"\/"))) > (new Date(d2.replace(/-/g,"\/"))));
}

//根据身份证生成生日
function addBirthday(){
	var str=document.getElementById('idCard').value;//身份证编码 
	var birthday=document.getElementById('birthday');
　　	var len=str.length;//身份证编码长度 
	if (len==18){ 
　　		birthday.value=str.substr(6,4)+'-'+str.substr(10,2)+'-'+str.substr(12,2); 	
　	} 
	if (len==15){ 
　　		birthday.value="19"+str.substr(6,2)+'-'+str.substr(8,2)+'-'+str.substr(10,2); 	
　	} 
}

//判断IP的有效性
function isIP(strIP) { 
        if (isNull(strIP)) return false;
	var re=/^(\d+)\.(\d+)\.(\d+)\.(\d+)$/g;
	if(re.test(strIP))
	{
	 if( RegExp.$1 <256 && RegExp.$2<256 && RegExp.$3<256 && RegExp.$4<256) return true;
	}
	return false; 
} 

function isInteger( str ){  
	var regu = /^[-]{0,1}[0-9]{1,}$/;
        return regu.test(str);
}

function checkMobile( s ){   
	var regu =/^[1][3][0-9]{9}$/;
	var re = new RegExp(regu);
	if (re.test(s)) {
	  return true;
	}else{
	  return false;
	}
}

function isDecimal( str ){   
         if(isInteger(str)) return true;
	var re = /^[-]{0,1}(\d+)[\.]+(\d+)$/;
	if (re.test(str)) {
	   if(RegExp.$1==0&&RegExp.$2==0) return false;
	   return true;
	} else {
	   return false;
	}
}

function isPort( str ){  
	return (isNumber(str) && str<65536);
}

function isMoney( s ){   
	var regu = "^[0-9]+[\.][0-9]{0,3}$";
	var re = new RegExp(regu);
	if (re.test(s)) {
	   return true;
	} else {
	   return false;
	}
}

function isNumberOr_Letter( s ){    
	var regu = "^[0-9a-zA-Z\_]+$";
	var re = new RegExp(regu);
	if (re.test(s)) {
	  return true;
	}else{
	  return false;
	}
}

function isChinaOrNumbOrLett( s ){    
	var regu = "^[0-9a-zA-Z\u4e00-\u9fa5]+$";   
	var re = new RegExp(regu);
	if (re.test(s)) {
	  return true;
	}else{
	  return false;
	}
}


function isDate( value ) {
	if(value.length!=10) return false;  
	var year = value.substring(0,4);
	if(year>"2100" || year< "1900")	return false;
	var aline = value.substring(4,5);
	if(aline!="-") return false;
	var month = value.substring(5,7);
	if(month>"12" || month< "01") return false;
	var bline = value.substring(7,8);
	if(bline!="-") return false;
	var day = value.substring(8,10);
	if(day>getMaxDay(year,month) || day< "01") return false;
	
	return true;  
}

function getMaxDay(year,month) {
	if(month==4||month==6||month==9||month==11)
		return "30";
	if(month==2)
		if(year%4==0&&year%100!=0 || year%400==0)
			return "29";
		else
			return "28";
	return "31";
}


function isLastMatch(str1,str2)
{  
   var index = str1.lastIndexOf(str2);
   if(str1.length==index+str2.length) return true;
   return false;
}



function isFirstMatch(str1,str2)
{  
   var index = str1.indexOf(str2);
   if(index==0) return true;
   return false;
}


function isMatch(str1,str2)
{  
   var index = str1.indexOf(str2);
   if(index==-1) return false;
   return true;
}