1.angular過(guò)濾器滞详，是用于對(duì)數(shù)據(jù)的格式化凛俱，或者篩選的函數(shù)，可以直接在模板中通過(guò)一種語(yǔ)法使用
{{expression | filter1 | filter2}}
{{expression | filter1:param,...}}
{{123456789| number}}運(yùn)行結(jié)果? ? ---->123,456,789{{123456789|number:3}}---->123,456,789.000
{{1234566789| currency}}--->$1,234,566,789.00{{1234566789| currency：'rmb'}}--->rmb1,234,566,789.00
today:{{today}}
---->today:"2017-04-25T11:21:11.125Z"
medium:{{today|date:'medium'}}
---->medium:Apr 25, 2017 7:21:11 PM
short:{{today|date:'short'}}
---->short:4/25/17 7:21 PM
fullDate:{{today|date:'fullDate'}}
---->fullDate:Tuesday, April 25, 2017
longDate:{{today|date:'longDate'}}
---->longDate:April 25, 2017
mediumDate:{{today|date:'mediumDate'}}
---->mediumDate:Apr 25, 2017
shortDate:{{today|date:'shortDate'}}
---->shortDate:4/25/17
meduiTime:{{today|date:'meduiTime'}}
---->meduiTime:21e25uiTi21e
shortTime:{{today|date:'shortTime'}}
---->shortTime:7:21 PM
years{{today|date: 'y'}}{{today|date: 'yy'}}--->years 2017 17
month{{today|date: 'M'}}{{today|date: 'MM'}}{{today|date: 'MMM'}}{{today|date: 'MMMM'}}--->month 4 04 Apr April
day{{today|date: 'd'}}{{today|date: 'dd'}}{{today|date: 'EEE'}}{{today|date: 'EEEE'}}--->day 25 25 Tue Tuesday
hour{{today|date: 'HH'}}{{today|date: 'H'}}{{today|date: 'hh'}}{{today|date: 'h'}}--->hour 19 19 07 7
minute{{today|date: 'm'}}{{today|date: 'mm'}}---->minute 40 40
minute{{today|date: 's'}}{{today|date: 'ss'}}{{today|date: '.sss'}}--->minute 39 39 .817
{{today|date: 'y-M-dH:m:s'}}--->2017-4-25 19:40:39
在js中使用過(guò)濾器料饥，必須首先注入$filter//過(guò)濾varnumber = $filter('number')(3000);console.log(number);varjsonString = $filter('json')($scope.data);console.log(jsonString);
{{[1,2,3,4,5,6,7,8,9,10] | limitTo:5}}? ? ---->[1,2,3,4,5] {{[1,2,3,4,5,6,7,8,9,10] | limitTo:-5}}? ---->[6,7,8,9,10]
filter 過(guò)濾（string | function | object）
varapp = angular.module('myCart',[]);app.factory('messageFactory',function(){return{? ? ? ? city:[{? ? ? ? ? ? name:'上海',? ? ? ? ? ? py:'shanghai'},{? ? ? ? ? ? name:'北京',? ? ? ? ? ? py:'beijing'},{? ? ? ? ? ? name:'四川',? ? ? ? ? ? py:'sichuan'}];? ? };});app.controller('firstController',['$scope','messageFactory',function($scope,messageFactory){$scope.data = messageFactory;}]);
{{ data.city | filter : '上'}}
{{ data.city | filter : 'name'}}
{{ data.city | filter : {name:'上'} }}
{{ data.city | filter : {py:'g'} }}
運(yùn)行結(jié)果：[{"name":"上海","py":"shanghai"}][][{"name":"上海","py":"shanghai"}][{"name":"上海","py":"shanghai"},{"name":"北京","py":"beijing"}]
自定義方法實(shí)現(xiàn)過(guò)濾var app = angular.module('myCart',[]);app.factory('messageFactory',function() {? ? return {? ? ? ? city:[{? ? ? ? ? ? name:'上海',? ? ? ? ? ? py:'shanghai'},{? ? ? ? ? ? name:'北京',? ? ? ? ? ? py:'beijing'},{? ? ? ? ? ? name:'四川',? ? ? ? ? ? py:'sichuan'}]? ? };});js 代碼app.controller('firstController',['$scope','messageFactory',function($scope,messageFactory) {$scope.data = messageFactory;$scope.checkName = function (obj) {? ? if (obj.py.indexOf('h') == -1)? ? ? ? return false;? ? return true;}}]);html 代碼
{{ data.city | filter : checkName}}
運(yùn)行結(jié)果[{"name":"上海","py":"shanghai"},{"name":"四川","py":"sichuan"}]
orderBy(String | function | object) 排序蒲犬，默認(rèn)是正序，如果要 反序則在前面加負(fù)號(hào)-
varapp = angular.module('myCart',[]);app.factory('messageFactory',function(){return{? ? ? ? city:[{? ? ? ? ? ? name:'上海',? ? ? ? ? ? py:'shanghai'},{? ? ? ? ? ? name:'北京',? ? ? ? ? ? py:'beijing'},{? ? ? ? ? ? name:'四川',? ? ? ? ? ? py:'sichuan'}];? ? };});app.controller('firstController',['$scope','messageFactory',function($scope,messageFactory){$scope.data = messageFactory;}]);
{{ data.city | orderBy : 'py' }}
{{ data.city | orderBy : '-py'}}
運(yùn)行結(jié)果：[{"name":"北京","py":"beijing"},{"name":"上海","py":"shanghai"},{"name":"四川","py":"sichuan"}][{"name":"四川","py":"sichuan"},{"name":"上海","py":"shanghai"},{"name":"北京","py":"beijing"}]
