JS工具类

好用的公共js

function getDate(date) {
    var year = date.getFullYear();
    var month = date.getMonth() + 1;
    var day = date.getDate();
    return year + "年-" + month + "月-" + day+'日' ;
}

function getUrlParam(name) {
       var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)"); //构造一个含有目标参数的正则表达式对象
       var r = window.location.search.substr(1).match(reg);  //匹配目标参数
       if (r != null) return unescape(r[2]); return null; //返回参数值
}

//时间格式化
Date.prototype.Format = function (fmt) { 
    var o = {
        "M+": this.getMonth() + 1, //月份 
        "d+": this.getDate(), //日 
        "h+": this.getHours(), //小时 
        "m+": this.getMinutes(), //分 
        "s+": this.getSeconds(), //秒 
        "q+": Math.floor((this.getMonth() + 3) / 3), //季度 
        "S": this.getMilliseconds() //毫秒 
    };
    if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
    for (var k in o)
    if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
    return fmt;
}

formatterDate = function(date) {
    var day = date.getDate() > 9 ? date.getDate() : "0" + date.getDate();
    var month = (date.getMonth() + 1) > 9 ? (date.getMonth() + 1) : "0"
    + (date.getMonth() + 1);
    return date.getFullYear() + '-' + month + '-' + day;
};


function getContext() {
    var pathName = document.location.pathname;
    var index = pathName.substr(1).indexOf("/");
    var result = pathName.substr(0,index+1);
    return result;
}


function disableForm(formId,isDisabled) {  

    var attr="disable";  
    if(!isDisabled){  
       attr="enable";  
    }  
    $("form[id='"+formId+"'] :text").attr("disabled",isDisabled);  
    $("form[id='"+formId+"'] textarea").attr("disabled",isDisabled);  
    $("form[id='"+formId+"'] select").attr("disabled",isDisabled);  
    $("form[id='"+formId+"'] :radio").attr("disabled",isDisabled);  
    $("form[id='"+formId+"'] :checkbox").attr("disabled",isDisabled);  

    //禁用jquery easyui中的下拉选（使用input生成的combox）  

    $("#" + formId + " input[class='easyui-combobox']").each(function () {  
        if (this.id) {
            $("#" + this.id).combobox({disabled:isDisabled});  
        }  
    });  

    //禁用jquery easyui中的下拉选（使用select生成的combox）  
    $("#" + formId + " select[class='easyui-combobox']").each(function () {  
        if (this.id) {  
            $("#" + this.id).combobox({disabled:isDisabled});  
        }  
    });  

    //禁用jquery easyui中的日期组件dataBox  
    $("#" + formId + " input[class='easyui-datebox']").each(function () {  
        if (this.id) {  
            $("#" + this.id).datebox({disabled:isDisabled});  
        }  
    });

      //禁用jquery easyui中的日期组件dataBox  
    $("#" + formId + " input[class='easyui-datetimebox']").each(function () {  
        if (this.id) {  
            $("#" + this.id).datetimebox({disabled:isDisabled});  
        }  
    }); 
    $("#"+formId+" .easyui-combobox").combobox({ disabled: isDisabled});
    $("#"+formId+" .easyui-datebox").datebox({ disabled: isDisabled});
    $("#"+formId+" .easyui-datetimebox").datetimebox({ disabled: isDisabled});
}  


function compareTime(startDate, endDate) {   
 if (startDate.length > 0 && endDate.length > 0) {   
    var startDateTemp = startDate.split(" ");   
    var endDateTemp = endDate.split(" ");   

    var arrStartDate = startDateTemp[0].split("-");   
    var arrEndDate = endDateTemp[0].split("-");   

    var arrStartTime = startDateTemp[1].split(":");   
    var arrEndTime = endDateTemp[1].split(":");   

    var allStartDate = new Date(arrStartDate[0], arrStartDate[1], arrStartDate[2], arrStartTime[0], arrStartTime[1], arrStartTime[2]);   
    var allEndDate = new Date(arrEndDate[0], arrEndDate[1], arrEndDate[2], arrEndTime[0], arrEndTime[1], arrEndTime[2]);   

    if (allStartDate.getTime() >= allEndDate.getTime()) {   
            return false;   
    } else {    
        return true;   
           }   
    } else {      
        return false;   
   }   
}


function getContextPath() {
    var host = $.url.attr('host');
    var protocol = $.url.attr('protocol');
    var port = $.url.attr('port');
    var path = $.url.attr('path');
    var contextPath;
    if (port == null) {
        contextPath = protocol + '://' + host + '/' + path.split('/')[1];
    } else {
        contextPath = protocol + '://' + host + ':' + port + '/' + path.split('/')[1];
    }
    return contextPath;
}


function loading()
{
    $.blockUI({ css: { 
        border: 'none', 
        padding: '10px', 
        backgroundColor: '#000', 
        '-webkit-border-radius': '10px', 
        '-moz-border-radius': '10px', 
        'z-index':12000,
        opacity: .5,
        color: '#fff'
    } });

}


function loaded(){
    $.unblockUI();
}

function alertMsg(title,msg){
     $.messager.alert(title, msg, 'info');
}