I need to create an array of object literals like this: var myColumnDefs = [ {key:”label”, sortable:true, resizeable:true}, {key:”notes”, sortable:true,resizeable:true},…… In a loop like this: for (var i = 0; i < oFullResponse.results.length; i++) { console.log(oFullResponse.results[i].label); } The value of key should be results[i].label in each element of the array. 9 Answers 9
Other than the obvious fact that the first form could use a variable and not just a string literal, is there any reason to use one over the other, and if so under which cases? In code: // Given: var foo = {‘bar’: ‘baz’}; // Then var x = foo[‘bar’]; // vs. var x = … Read more
Why does the following work? <something>.stop().animate( { ‘top’ : 10 }, 10 ); Whereas this doesn’t work: var thetop = ‘top’; <something>.stop().animate( { thetop : 10 }, 10 ); To make it even clearer: At the moment I’m not able to pass a CSS property to the animate function as a variable. 16 s 16 … Read more
Is there any way to get something like the following to work in JavaScript? var foo = { a: 5, b: 6, c: this.a + this.b // Doesn’t work }; In the current form, this code obviously throws a reference error since this doesn’t refer to foo. But is there any way to have values … Read more
Here is my object literal: var obj = {key1: value1, key2: value2}; How can I add field key3 with value3 to the object? 2 26 There are two ways to add new properties to an object: var obj = { key1: value1, key2: value2 }; Using dot notation: obj.key3 = “value3”; Using square bracket notation: … Read more