array push with key javascript code example
Example 1: javascript append element to array
var colors= ["red","blue"];
colors.push("yellow");
Example 2: js add item to array
var fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi");
Example 3: js add function to array
//create an new function that can be used by any array
Array.prototype.second = function() {
return this[1];
};
var myArray = ["item1","item2","item3"];
console.log(myArray.second());//returns 'item2'
Example 4: jquery add to array with key
var obj = {};
$.getJSON("displayjson.php",function (data) {
$.each(data.news, function (i, news) {
obj[news.title] = news.link;
});
});
// later:
$.each(obj, function (index, value) {
alert( index + ' : ' + value );
});
Example 5: javascript push array with key name
arr["key"] = "value";