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Second, angular.equals determine whether two variables are equalConsole.log (angular.version);
three, Angular.foreach traversal function, receive three parametersvar a = NaN; var b = Nan;console.log (Angular.equals (A, b) ); // true var x = 1; var y = 1; Console.log (angular.equals (x, y)); var c = []; var d = [];console.log (Angular.equals (c,d)); // Two the same array is equal, and JS is different, JS to determine whether two arrays are equal, based on the address value of the array, two array address value is not the same
var values = [' A ', ' B ', ' C ']; Angular.foreach (values,function(value,i) { console.log (value); // the value of the array Console.log (i); // Subscript of the array }); var values = {' name ': ' Hello ', ' age ': ' }); var values = {' name ': ' Hello ', ' age ': ' + '}; var result = []; // define an array, add the result to this array the third parameter in the method is this // traversing Objects Angular.foreach (values,function(value,i) { this. push (i+ "=" + value+ "," ); },result); Console.log (result); var str = ' {' name ': ' Hello ', ' age ': ' "} '; var json = Angular.fromjson (str); // parse a string into a true JSON object Console.log (JSON); var json = {"name": "Hello", "Age": "$"}; var str = Angular.tojson (JSON,true); // The JSON is converted to a string, the second parameter is true, and the string is formatted console.log (str); var str = ' Hello '; Console.log (angular.identity (str)); // The result is Hello . // The implementation principle of this method, using native JS as follows function Identity (str) { return str; } Console.log (Angular.noop ()); // The result is undefined . // The principle of implementation is an empty function function NoOp () { }Console.log (angular.uppercase (' Hello ')); // converted to uppercase.<!DOCTYPE HTML><HTMLNg-app><Head><Metahttp-equiv= "Content-type"content= "text/html; charset=utf-8"><title>Untitled Document</title><Scriptsrc= "Jquery-1.11.1.js"></Script><Scriptsrc= "Angular.min.js"></Script></Head><Body><DivID= "Div1">Aaaaaaaa</Div><Script> varOdiv=document.getElementById ('Div1'); //$ (' #div1 '). CSS (' background ', ' red ');angular.element (odiv). CSS ('background','Red'); //angular.element (' #div1 '). CSS (' background ', ' red '); //Angular.element = = = $//two identity</Script></Body></HTML>
viii. angular.bootstrap dynamic initialization, HTML tags can not write Ng-app use this method for dynamic initialization, the advantage is that when you want to initialize the initialization
<!DOCTYPE HTML><HTML><Head><Metahttp-equiv= "Content-type"content= "text/html; charset=utf-8"><title>Untitled Document</title><Scriptsrc= "Angular.min.js"></Script><Script> varM1=Angular.module ('MyApp1',[]); varm2=Angular.module ('myApp2',[]); M1.controller ('Aaa',['$scope',function($scope) {$scope. Name= 'Hello'; }]); M2.controller ('BBB',['$scope',function($scope) {$scope. Name= 'Hi'; }]); Document.onclick= function(){ //dynamic initialization when clicking on a page varAdiv=document.getElementsByTagName ('Div'); Angular.bootstrap (adiv[0],['MyApp1']); Angular.bootstrap (adiv[1],['myApp2']); }; //initialized by instruction, when the whole is initialized in the HTML tag, but when initializing only one, you can add ng-app= "MuApp1" to the tag that requires initialization, but when there are multiple //this time only initializes the first one, the following is not initialized, so it is better to use dynamic initialization</Script></Head><Body> <DivNg-controller= "Aaa"> <P>{{Name}}</P> </Div> <DivNg-controller= "BBB"> <P>{{Name}}</P> </Div></Body></HTML>
Ix. a meaning of the Angular.injector registrar
Angularjs Tool Method 3
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