项目常用Javascript分享,包含常用验证和Cookie操作

function IsEmail(str) {    var r = /^[a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;    if (r.test(str)) {        return true;    } else {        return false;    }}function IsTel(str) {    var s = /^(\d{2,4})(-(\d{7,8}))$/;    if (s.test(str)) {        return true;    } else {        return false;    }}function IsMobile(str) {    var regu = /^[1][3,5,8][0-9]{9}$/;    var re = new RegExp(regu);    if (re.test(str)) {        return true;    }    else {        return false;    }}function IsDecimal(str) {    if (str == "") { return false; }    if ((/^\-?(([1-9]\d*)|\d)(\.\d{1,4})?$/).test(str)) {        return true;    }    else {        return false;    }}function IsInt(str) {    if (str == "") { return false; }    if (str == "0") { return false; }    var type = "^[0-9]*[1-9][0-9]*$";    var re = new RegExp(type);    if (str.match(re) == null) {        return false;    }    else {        return true;    }}function isChinaOrNumbOrLett(s) {    //判断是否是汉字、字母、数字组成        var regu = "^[0-9a-zA-Z\u4e00-\u9fa5]+$";    var re = new RegExp(regu);    if (re.test(s)) {        return true;    }    else {        return false;    }}function LTrim(str) {    return str.replace(/^[ \t\n\r]+/g, "");}function RTrim(str) {    return str.replace(/[ \t\n\r]+$/g, "");}function Trim(str) {    return RTrim(LTrim(str));}/***************把输入的字母转成大写。*<input type="text" name="d" onkeyup="input_to_uppercase(this)" />**************/function input_to_uppercase(obj) {    obj.value = obj.value.toUpperCase();}/***************把输入的字母转成小写。*<input type="text" name="e" onkeyup="input_to_lowercase(this)" /> **************/function input_to_lowercase(obj) {    obj.value = obj.value.toLowerCase();}/***************实时检测输入框的字数<input type="text" name="explain" id="explain" onkeyup="check_input_Length(this)" ><small>文字最大长度: 20. 还剩: <span id="chLeft">20</span>.</small>**************/function check_input_Length(which) {    var maxChars = 20;    if (which.value.length > maxChars)        which.value = which.value.substring(0, maxChars);    var curr = maxChars - which.value.length;    document.getElementById("chLeft").innerHTML = curr.toString();}//将日期转换成"yyyymmdd"格式 第二个参数为返回类型传入'ym':yyyy-mm,'md':mm-dd,默认为'yyyy-mm-dd'function ConvertDateFormatString(strDate, sye) {    if (strDate == null || strDate == "" || strDate == "0" || strDate.length < 8) {        return ("");    }    else {        try {            var ExDate = new Date(strDate.replace(/^(\d{4})(\d{2})(\d{2})$/, "$1/$2/$3"));            var yyyy = ExDate.getFullYear();            var mm = ExDate.getMonth() + 1; mm = mm < 10 ? "0" + mm : mm;            var dd = ExDate.getDate(); dd = dd < 10 ? "0" + dd : dd;            switch (sye) {                case "ym":                    return yyyy + "-" + mm;                    break;                case "md":                    return mm + "-" + dd;                    break;                default:                    return yyyy + "-" + mm + "-" + dd;                    break;            }        }        catch (e) {            return ("")        }    }}/***************设置与获取CookieCookie.write("张三", "xxxxaaxaaa");alert(Cookie.read("张三"));**************/var Cookie = {}Cookie.write = function (key, value) {    var d = new Date();    d.setTime(d.getTime() + 1000 * 60 * 60 * 24 * 30);    document.cookie = key + "=" + encodeURI(value) + "; expires=" + d.toGMTString();};Cookie.read = function (key) {    var arr = document.cookie.match(new RegExp("(^| )" + key + "=([^;]*)(;|$)"));    if (arr != null)        return decodeURIComponent(arr[2]);    return "";};//easyUI confirm function Confirm(msg, control) {    $.messager.confirm("确认", msg, function (r) {        if (r) {            return true;        }    });    return false;}//gridview bindfunction gridview(objgridview) {    //get obj id    var gridviewId = "#" + objgridview;    //even    $(gridviewId + ">tbody tr:even").addClass("NormalColor");    //first    $(gridviewId + ">tbody tr:first").removeClass("NormalColor").addClass("HeadColor");    //odd    $(gridviewId + ">tbody tr:odd").addClass("AlterColor");    //move and click    $(gridviewId + ">tbody tr").slice(1).hover(function () {        $(this).addClass("HoverColor");    }, function () {        $(this).removeClass("HoverColor");    });    //all check    $("#chkAll").click(function () {        $(gridviewId + '>tbody >tr >td >input:checkbox').attr('checked', this.checked);    });    //check status    $(gridviewId + ' >tbody >tr >td >input:checkbox').click(function () {        var expr1 = gridviewId + ' >tbody >tr >td >input:checkbox:checked';        var expr2 = gridviewId + ' >tbody >tr >td >input:checkbox';        var selectAll = $(expr1).length == $(expr2).length;        $('#chkAll').attr('checked', selectAll);    });}//show easyUI loadfunction Load() {    $("<div class=\"datagrid-mask\"></div>").css({ display: "block", width: "100%", height: $(window).height() }).appendTo("body");    $("<div class=\"datagrid-mask-msg\"></div>").html("正在运行，请稍候。。。").appendTo("body").css({ display: "block", left: ($(document.body).outerWidth(true) - 190) / 2, top: ($(window).height() - 45) / 2 });}//display easyUI Loadfunction dispalyLoad() {    $(".datagrid-mask").remove();    $(".datagrid-mask-msg").remove();}//show loadingfunction showLoad(tipInfo) {    var eTip = document.createElement('div');    eTip.setAttribute('id', 'tipDiv');    eTip.style.position = 'absolute';    eTip.style.display = 'none';    eTip.style.border = 'solid 0px #D1D1D1';    eTip.style.backgroundColor = '#4B981D';    eTip.style.padding = '5px 15px';    eTip.style.top = '10px';    eTip.style.right = '10px';    eTip.style.width = '120px';    eTip.innerHTML = '<img src=\'/Images/loader.gif\' style=\'float:left;\' />  <span style=\'color:#ffffff; font-size:12px\'>' + tipInfo + '</span>';    try {        document.body.appendChild(eTip);    } catch (e) { }    $("#tipDiv").css("float", "right");    $("#tipDiv").css("z-index", "99");    $('#tipDiv').fadeIn();}//display loadingfunction closeLoad() {    $('#tipDiv').fadeOut();}//open JqueryDialogfunction showMyModalDialog(url, width, height, Title) {    var now = new Date();    var urlr    if (url.indexOf('=') == -1) {        urlr = url + "?cach=" + escape(now);    }    else {        urlr = url + "&cach=" + escape(now);    }    // add zjc    if (Title != null) {        JqueryDialog.Open(Title, urlr, width, height);    }    else {        JqueryDialog.Open('', urlr, width, height);    }}//close JqueryDialogfunction DialogCloseReload(url, info) {    alert(info); window.parent.location.href = url; window.parent.JqueryDialog.Close();}//confirm dialog//if(ConfirmDialog('确认删除数据?')){alert('开始删除');}function ConfirmDialog(info) {    if (confirm(info)) {        return true;    } else {        return false;    }}/*** ajax post提交* @param url* @param param* @param datat 为html,json,text* @param callback回调函数* @return*/function jsonAjax(url, param, datat, callback) {    $.ajax({        type: "post",        url: url,        data: param,        dataType: datat,        success: callback,        error: function () {            jQuery.fn.mBox({                message: '恢复失败'            });        }    });}/* check alertcheckAlert(IsEmail($("#txtEmail").val()), '请输入正确的邮箱地址');*/function checkAlert(fn, info) {    if (fn == false) {        alert(info);        return;    }}/* check alert disabledcheckAlert(IsEmail($("#txtEmail").val()), '请输入正确的邮箱地址','btnSubmit');*/function checkAlert(fn, info, objId) {    if (fn == false) {        alert(info);        $("#" + objId).attr("disabled", true);        return false;    } else {        $("#" + objId).attr("disabled", false);        return true;    }}/* check to messagevar str = "";str += checkString(IsEmail($("#txtEmail").val()), '请输入正确的邮箱地址');str += checkString(IsMobile($("#txtMobile").val()), '请输入正确的手机号码');*/function checkString(fn, info) {    if (fn == false) {        return info +"\n";    } else {        return "";    }}