JAvascriptの一般的な操作の概要
11433 ワード
文字列、時間、フォーム、正規検証などjavascriptでよく見られるさまざまな操作をまとめました.極めて高い参考価値を持っている.皆さんの参考にしてください.具体的な方法は以下の通りです.
本文で述べたjavascriptを用いたWEBプログラムの設計には参考になると信じています.
/***** BasePage.js jquery *****/
//#region
// 。
function stringtoTime(date1) {
var dt = new Date(Date.parse(date1.replace(/-/g, "/")));
return dt;
}
// var date1 = "2013-06-08 15:23:31" "2013/6/8 9:9:00" ;
//-------------------------------------------------------------
//
Date.prototype.format = function (format) {
var o = {
"M+": this.getMonth() + 1, //month
"d+": this.getDate(), //day
"h+": this.getHours(), //hour
"m+": this.getMinutes(), //minute
"s+": this.getSeconds(), //second
"q+": Math.floor((this.getMonth() + 3) / 3), //quarter
"S": this.getMilliseconds() //millisecond
}
if (/(y+)/.test(format)) {
format = format.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
}
for (var k in o) {
if (new RegExp("(" + k + ")").test(format)) {
format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length));
}
}
return format;
}
////
//alert(newdate.format("yyyy-MM-dd"));
//alert(newdate.format("MM/dd/yyyy"));
//var nowStr = now.format("yyyy-MM-dd hh:mm:ss"); Math.round(Math.random() * 10000)
//// 2:
//var testDate = new Date();
//var testStr = testDate.format("yyyy MM dd hh mm ss ");
//// ：
//alert(testDate.format("yyyy MM dd "));
//-------------------------------------------------------------
// ( )
function SetFlag(start, end) {
var cdate = Array();
cdate = start.split("-");
var cd = cdate[1] + "/" + cdate[2] + "/" + cdate[0];
var dayNum = DateDiff(end, start);
for (var i = 0; i <= dayNum; i++) {
flag.push(AddDays(cd, i));
}
} //end fun
// .
function AddDays(date, days) {
var nd = new Date(date);
nd = nd.valueOf();
nd = nd + days * 24 * 60 * 60 * 1000;
nd = new Date(nd);
//alert(nd.getFullYear() + " " + (nd.getMonth() + 1) + " " + nd.getDate() + " ");
var y = nd.getFullYear();
var m = nd.getMonth() + 1;
var d = nd.getDate();
if (m <= 9) m = "0" + m;
if (d <= 9) d = "0" + d;
var cdate = y + "-" + m + "-" + d;
return cdate;
}
// (d1 - d2).
function DateDiff(d1, d2) {
var day = 24 * 60 * 60 * 1000;
try {
var dateArr = d1.split("-");
var checkDate = new Date();
checkDate.setFullYear(dateArr[0], dateArr[1] - 1, dateArr[2]);
var checkTime = checkDate.getTime();
var dateArr2 = d2.split("-");
var checkDate2 = new Date();
checkDate2.setFullYear(dateArr2[0], dateArr2[1] - 1, dateArr2[2]);
var checkTime2 = checkDate2.getTime();
var cha = (checkTime - checkTime2) / day;
return cha;
} catch (e) {
return false;
}
} //end fun
//#endregion
//#region URL
/*
* QueryString
*/
function getQueryStringByName(name) {
var result = location.search.match(new RegExp("[\?\&]" + name + "=([^\&]+)", "i"));
if (result == null || result.length < 1)
return "";
return result[1];
}
function GetQueryString(name) {
// ， ，
if (location.href.indexOf("?") == -1 || location.href.indexOf(name + '=') == -1) {
return '';
}
//
var queryString = location.href.substring(location.href.indexOf("?") + 1);
// ?key=value&key2=value2
var parameters = queryString.split("&");
var pos, paraName, paraValue;
for (var i = 0; i < parameters.length; i++) {
//
pos = parameters[i].indexOf('=');
if (pos == -1) {
continue;
}
// name value
paraName = parameters[i].substring(0, pos);
paraValue = parameters[i].substring(pos + 1);
// name name， ， ， +
if (paraName == name) {
return unescape(paraValue.replace(/\+/g, " "));
}
}
return '';
}
/*
*
*/
function getCurrentUrlName() {
var url = window.location.href;
url = url.toLocaleLowerCase();
if (url == undefined || url == "")
return "";
var item = url.toString().split("/");
var name = item[item.length - 1];
name = name.toString().split(".");
if (name.length == 2)
return name[0].toString();
else return "";
}
//#endregion
//#region
/*
*
* ：
* strString:
* strStart:
* intLen:
*/
function getCustomLengtStr(strString, strStart, intLen) {
if (strString != undefined && strString != "" && strString != null) {
var CLen = strString.toString().length;
if ((strStart + intLen) <= CLen - 1) {
if (strStart < 0) strStart = 0;
return strString.toString().substr(strStart, Number(intLen));
} else {
// ,
return strString;
}
} else return "";
}
/*
*
* ：
* strString:
* intStart:
* intEnd:
*/
function getCustomLengtStr(strString, intStart, intEnd) {
if (strString != undefined && strString != "" && strString != null) {
var Clen = strString.toString().length - 1;
if (Number(intEnd) <= Clen) {
if (intStart < 0) intStart = 0;
else if (intStart > Clen) intStart = Clen;
return strString.toString().substring(intStart, intEnd);
} else {
// ,
return strString;
}
} else return "";
}
//#endregion
//#region ,
//
function SetHome() {
if (document.all) {
document.body.style.behavior = "url(#default#homepage)";
var url = window.location.href;
document.body.setHomePage(url);
} else {
alert(" ， ！");
}
}
//
function AddCollect() {
var url = window.location.href;
try {
window.external.addFavorite(url, " ");
}
catch (e) {
try {
window.sidebar.addPanel(" ", url, "");
}
catch (e) {
alert(" ， Ctrl+D ");
}
}
}
//#endregion
//#region /
//CheckSelectAll(true);
function CheckSelectAll(check) {
$("input[type='checkbox']").attr("checked", check)
}
//#endregion
//#region
//CountDown("#btnGetCode",60);
function CountDown(item, times) {// , (s)
var timer = setInterval(function () {
var btnValidate = $(item);
if (times > 0) {
btnValidate.attr("disabled", "false").css("opacity", "0.5").val(" (" + times + ")");
times--;
} else {
btnValidate.removeAttr("disabled").css("opacity", "1").val(" ");
clearInterval(timer);
}
}, 1000);
}
//#endregion
//#region
//ClearEmpty("#txtName");
function ClearEmpty(obj) {//
$(obj).focus(function () {
if ($(this).val() == this.defaultValue) {
$(this).val("");
}
}).blur(function () {
if ($(this).val() == "") {
$(this).val(this.defaultValue);
}
});
}
//#endregion
//#region
function Refresh() {
window.parent.location.reload();
}
//#endregion
//#region
//#region
// var item = checkChinese(" ");
function checkChinese(obj) {
var reg = /[^\u4e00-\u9fa5]/;
return !reg.test(obj);
}
//#endregion
//#region
// var item = checkNum("123");
function checkNum(obj) {
var reg = /^\d+$/;
return reg.test(obj);
}
//#endregion
//#region
// var item = checkLetter("abc");
function checkLetter(obj) {
var reg = /^[a-zA-Z]+$/;
return reg.test(obj);
}
//#endregion
//#region
// var item = checkLetterNum("abc123");
function checkLetterNum(obj) {
var reg = /^[a-zA-Z0-9]+$/;
return reg.test(obj);
}
//#endregion
//#region
// var item = checkLetterNum("abc123");
function checkLetterChina(obj) {
var reg = /^[A-Za-z\u4E00-\u9FA5]+$/;
return reg.test(obj);
}
//#endregion
//#region
// var item = checkLetterNum("abc123");
function checkLetterChinaNum(obj) {
var reg = /^[a-zA-Z0-9\u4E00-\u9FA5]+$/;
return reg.test(obj);
}
//#endregion
//#region
// var item = checkMobile("13888888888")
function checkMobile(obj) {
var reg = /^[1][3458][0-9]{9}$/;
return reg.test(obj);
}
//#endregion
//#region
// var item = checkEmail("[email protected]")
function checkEmail(obj) {
var reg = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
return reg.test(obj);
}
//#endregion
//#region
// var item = checkIDCard("555555555555555555")
function checkIDCard(obj) {
var reg = /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/;
return reg.test(obj);
}
//#endregion
//
function GetRandomNum(Min, Max) {
var Range = Max - Min;
var Rand = Math.random();
return (Min + Math.round(Rand * Range));
}
//#endregion
本文で述べたjavascriptを用いたWEBプログラムの設計には参考になると信じています.