var util = {
/**
* 将json转换成字符串
*
* @param {JSON} data json对象
*/
j2s: function(data){
var that = this;
try {
return JSON.stringify(data);
} catch(ex) {
return "";
}
},
/**
* 将字符串转换成json
*
* @param {string} str 字符串
*/
s2j: function(str){
var that = this;
try {
return JSON.parse(str);
} catch(ex) {
return {};
}
},

/**
* 保存cookie
*
* @param {string} name 键名
* @param {Object} value 值
*/
setStorage: function(name, value) {
$.cookie(name, value, { expires: 7, path:"/" });
},
/**
* 读取cookie
*
* @param {string} name 键名
*/
getStorage: function(name) {
return $.cookie(name);
},
/**
* 根据输入的密码，判断密码强度
*
* @param {Object} that 密码控件
*/
checkPassword: function(that) {
var maths, smalls, bigs, corps, cat, num, point;
var str = $(that).val()
var len = str.length;
cat = /.*[\u4e00-\u9fa5]+.*$/
if (cat.test(str)) return -1;
cat = /\d/;
maths = cat.test(str);
cat = /[a-z]/;
smalls = cat.test(str);
cat = /[A-Z]/;
bigs = cat.test(str);
corps = util.corpses($(that));
num = maths + smalls + bigs + corps;

if (len == 0) {
point = 0;
} else if (len <= 6) {
point = 1;
} else if (len >= 7 && len <= 9) {
point = num == 1 || num == 2 ? 2 : 3;
} else if (len >= 10 && len <= 13) {
point = num == 1 || num == 2 ? 3 : 4;
} else {
return 4
}

return point;
},
corpses: function(that) {
var cat = /./g
var str = $(that).val();
if (str.length > 0) {
var sz = str.match(cat)
for (var i = 0; i < sz.length; i++) {
cat = /\d/;
maths_01 = cat.test(sz[i]);
cat = /[a-z]/;
smalls_01 = cat.test(sz[i]);
cat = /[A-Z]/;
bigs_01 = cat.test(sz[i]);
if (!maths_01 && !smalls_01 && !bigs_01) {
return true;
} else {
return false;
}
}
} else {
return false;
}
},
/**
* 限制文本框职能输入数字
*
* @param {Object} that 文本框控件
*/
numOnly: function(that) {
if ($(that).val() != undefined) {
$(that).val($(that).val().replace(/[^0-9]/g, ‘‘));
}
},
/**
* 验证是否是手机号
*
* @param {string} value 手机号
*/
checkMobile: function(value) {
try {
return value.match(/^(13|14|15|17|18)\d{9}$/);
} catch(ex) {
return false;
}
},
/**
* 验证是否是邮箱
* @param {string} value 邮箱地址
*/
checkEmail: function(value) {
try {
return value.match(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/);
} catch(ex) {
return false;
}
},
/**
* 将时间戳转换为时间显示
* @param {float} unixTime 时间戳
* @param {int} dateType 显示的时间类型:1.yyyy-MM-dd HH:mm; 2.MM-dd HH:mm; 3.yyyy-MM-dd; 4.MM-dd;
* @param {int} size 尺寸
*/
unixToDate1: function (datetime, dateType, size) {
size = size || 1;
if (datetime == undefined || datetime == null) return "";

var unixTime, year, month, day, hours, minute, second, time;
unixTime = new Date(datetime * size);
year = unixTime.getFullYear();
month = unixTime.getMonth() + 1 < 10 ? "0" + (unixTime.getMonth() + 1) : unixTime.getMonth() + 1;
day = unixTime.getDate() < 10 ? "0" + unixTime.getDate() : unixTime.getDate();
hours = unixTime.getHours() < 10 ? "0" + unixTime.getHours() : unixTime.getHours();
minute = unixTime.getMinutes() < 10 ? "0" + unixTime.getMinutes() : unixTime.getMinutes();
second = unixTime.getSeconds() < 10 ? "0" + unixTime.getSeconds() : unixTime.getSeconds();

switch (dateType) {
case 1: //yyyy-MM-dd HH:mm
return year + "-" + month + "-" + day + " " + hours + ":" + minute;
case 2: //MM-dd HH:mm
return month + "-" + day + " " + hours + ":" + minute;
case 3: //yyyy-MM-dd
return year + "-" + month + "-" + day;
case 4: //MM-dd
return month + "-" + day;
default: //yyyy-MM-dd HH:mm:ss
return year + "-" + month + "-" + day + " " + hours + ":" + minute + ":" + second;
}
},
/**
* 将时间戳转换为时间显示
* @param {float} unixTime 时间戳
* @param {int} dateType 显示的事件类型:1.yyyy-MM-dd HH:mm:ss; 2.MM-dd HH:mm; 3.yyyy-MM-dd; 4.MM-dd;
* @param {int} timeZone 时区
*/
UnixToDate2: function(unixTime, dateType, timeZone) {
var year, month, day, hours, minute, second, time;
unixTime = typeof(timeZone) == ‘number‘ ? parseInt(unixTime) + parseInt(timeZone) * 60 * 60 : unixTime;
time = new Date(unixTime);
year = time.getFullYear();
month = time.getMonth() + 1;
day = time.getDate();
hours = time.getHours();
minute = time.getMinutes();
second = time.getSeconds();

if (dateType == 1) {
return year + "-" + month + "-" + day + " " + hours + ":" + minute + ":" + second;
} else if (dateType == 2) {
return month + "-" + day + " " + hours + ":" + minute;
} else if (dateType == 3) {
return year + "-" + month + "-" + day;
} else if (dateType == 4) {
return month + "-" + day;
} else {
return year + "-" + month + "-" + day + " " + hours + ":" + minute + ":" + second;
}
},
/**
* 日期 转换为 Unix时间戳
* @param <string> 2014-01-01 20:20:20 日期格式
* @return <int> unix时间戳(毫秒)
*/
DateToUnix: function(string) {
var f = string.split(‘ ‘, 2);
var d = (f[0] ? f[0] : ‘‘).split(‘-‘, 3);
var t = (f[1] ? f[1] : ‘‘).split(‘:‘, 3);
return (new Date(
parseInt(d[0], 10) || null,
(parseInt(d[1], 10) || 1) - 1,
parseInt(d[2], 10) || null,
parseInt(t[0], 10) || null,
parseInt(t[1], 10) || null,
parseInt(t[2], 10) || null
)).getTime();
},
/**
* 根据条件，得到数组中的元素对象的索引
* @param {Array} arr 数组
* @param {string} key 对象的键名
* @param {Object} value 对象的键值
*/
arr_getIndex: function(arr, key, value) {
var result = -1;
$.grep(arr, function(cur, i) {
if (cur[key] == value) {
result = i;
}
});

return result;
},
/**
* 根据条件，得到数组中的元素对象
* @param {Array} arr 数组
* @param {String} key 对象的键名
* @param {String} value 对象的键值
*/
arr_getItem: function(arr, key, value) {
var result = {};
$.grep(arr, function(cur, i) {
if (cur[key] == value) {
result = cur;
}
});

return result;
},
/**
* 根据条件，删除数组中的元素对象
* @param {Object} arr 数组
* @param {string} key 对象的键名
* @param {Object} value 对象的键值
*/
arr_remove: function(arr, key, value) {
return $.grep(arr, function(cur, i) {
return cur[key] != value;
});
}

}

//页面跳转得到页面url的参数方法
function gGetUrlParam(name) {
var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
var r = window.location.search.substr(1).match(reg);
if (r != null)
return unescape(r[2]);
return null;
}

//操作缓存
var historys = { //缓存
isLocalStorage:window.localStorage?true:false,
set : function(key,value){ //设置缓存
value = http://www.mamicode.com/JSON.stringify(value);
if(this.isLocalStorage){
window.localStorage.setItem(key,value);
}else{
var expireDays = 1; //失效时间
var exDate=new Date();
exDate.setTime(exDate.getTime()+expireDays*24*60*60*1000);
document.cookie=key + "=" + escape(value)+";expires=" + exDate.toGMTString();
}
},
get : function(key){ //读取缓存
if(this.isLocalStorage){
return JSON.parse(window.localStorage.getItem(key));
}else{
var arr,reg=new RegExp("(^| )"+key+"=([^;]*)(;|$)");
if(arr=document.cookie.match(reg)){
return JSON.parse(unescape(arr[2]));
}else{
return null;
}
}
},
del : function(key){ //删除缓存
if(this.isLocalStorage){
localStorage.removeItem(key);
}else{
var exDate = new Date();
exDate.setTime(exDate.getTime() - 1);
var read_val=this.get(key);
if(read_val!=null) document.cookie= key + "="+read_val+";expires="+exDate.toGMTString();
}
}
}

window.POST=function(url,params,func,header){//header不传默认前者，传就传true，代表后者
var header = !header ? ‘application/x-www-form-urlencoded;charset=utf-8‘ : ‘application/json;charset=utf-8‘;
$.ajax({
type:"post",
url:url,
dataType:‘json‘,
async:false,
contentType :header,
data: params,
success:function (response){
if($.isFunction(func)){
func(response);
}
},
error:function(r){
alert("返回信息有误");
}
});
}
function fCheckVal(type,value){
if(type == ‘phone‘){
return !!value.match(/^1[34578]\d{9}$/g);
}else if(type == ‘name‘){
return !!value.match(/^[\u4e00-\u9fa5]{2,8}$/g);
}else if(type == ‘identity‘){
//return !!value.match(/^(\d{15}$|^\d{14}(\d|X|x)$|^\d{18}$|^\d{17}(\d|X|x))$/g);
return checkIdcard(value);
}else if(type == ‘email‘){
return !!value.match(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/g);
}else if(type == ‘nums‘){//数字，不含小数点
return !!value.match(/[\d]$/g);
}else if(type == ‘number‘){//数值，含小数点
return !!value.match(/^[+-]?\d+(\.\d+)?$/g);// /[\d.]$/g
}else if(type == ‘tel‘){
return !!/^(0[0-9]{2,3}\-)?([2-9][0-9]{6,7})+(\-[0-9]{1,4})?$/.test(value);
}else if(type == ‘tOrP‘){//手机号或座机号
return !!/^(0[0-9]{2,3}\-)?([2-9][0-9]{6,7})+(\-[0-9]{1,4})?$|^1[34578]\d{9}$/.test(value);
}else if(type == ‘qq‘){
return RegExp(/^[1-9][0-9]{4,10}$/).test(value);
}else if(type == ‘bankCard‘){
return !!value.match(/^[12346789]\d{15}$|^[12346789]\d{18}$|^[12346789]\d{16}$|^[12346789]\d{17}$/g);
}else if(type == ‘nOrW‘){//字母和数字
return RegExp(/^(?![0-9]+$)(?![a-zA-Z]+$)[0-9A-Za-z]{2,20}$/).test(value);
}else if(type == ‘nw‘){//字母或数字
return !!value.match(/^[A-Za-z0-9]+$/g);
}else if(type == ‘pCode‘){//邮编
return !!value.match(/^\d{6}$/g);
}else{
return true;
}
}

var htmlAtt = [];
for (var i = 0, len = data.length; i < len; i++) {
var html=‘<a style="color:black" class="weui_cell weui_check_label upload" href=http://www.mamicode.com/‘+htmlHref+‘>/
<div class="weui_cell_hd">\
<input type="checkbox" class="weui_check" name="checkbox" disabled="disabled" ‘+ (documentID ? "checked=checked" : "")+‘ />\
<i class="weui_icon_checked"></i>\
</div>\
<div class="weui_cell_bd weui_cell_primary">\
<span class="print-apply-form">\
‘+typename+‘<font color="red"></font>\
</span>\
‘+(documentID ? ‘<img src="http://www.mamicode.com/‘+ src +‘" class="icon-camera icon" />‘ : ‘<span class="icon-camera icon"></span>‘)+‘\
</div>\
</a>‘;
htmlAtt.push(html);
}
$("div.weui_cells_checkbox").html(htmlAtt.join(""));

$("div.weui_dialog_alert").show().find("strong.weui_dialog_title").text("保存成功").end().find("a.weui_btn_dialog").on("click",function(){
location.href = "http://www.mamicode.com/my-advanced.html";
});

常用js