- function perDateInvalidate(){
- var flag = true;
-
- var orgDate = stringToTime(document.getElementById("orgDate").value);
-
- var personDate = stringToTime(document.getElementById("personDate").value);
- var acount = caculateOverTime(personDate,orgDate);
- if(acount<1){
- flag = false;
- }
- return flag;
- }
-
- function stringToTime(dateStr){
- var str1 = dateStr.split(‘ ‘);
- var day = str1[0].split(‘-‘);
-
-
- var date = new Date(Number(day[0]),Number(day[1])-1,Number(day[2]));
- return date;
- }
- function caculateOverTime(begin,end){
- var days;
- if(begin != null && end != null){
- days =(end-begin)/1000/3600/24;
-
-
- return days;
- }else{
- return 0;
- }
- }
2:日期比较
orgDateTo:‘2009-9-9‘,orgDateFrom:‘2009-9-2‘.
- var dateFormValue = new Date(Date.parse(orgDateFrom.replace(/-/g,"/")));
- var dateToValue = new Date(Date.parse(orgDateTo.replace(/-/g,"/")));
- if((dateToValue<dateFormValue)){
- Ext.Msg.alert(‘提示‘,‘"截止日期"不能早于"起始日期"!‘);
- return;
- }
3:数字验证:
- function f_check_number(obj)
- {
- if (/^\d+$/.test(obj))
- {
- return true;
- }
- else
- {
- return false;
- }
- }
4:得到字符串长度包括英文和汉字
- function getValueLen(nameValue){
- var nameStr = nameValue;
- var len = 0;
- for(var i=0; i<nameStr.length; i++){
-
- if(nameStr.charCodeAt(i)>255 || nameStr.charCodeAt(i)<0){
- len +=2;
- }else{
- len++;
- }
- }
- return len;
- }
几个有用的javascript(日期比较,数字验证,数字和汉字长度计算),布布扣,bubuko.com
几个有用的javascript(日期比较,数字验证,数字和汉字长度计算)
原文:http://www.cnblogs.com/ranzige/p/3899742.html