mutable array methods in javascript
/* array literal */
var aData = [];
/* object constructur */
function Person(firstname, lastname) {
this.firstname = firstname;
this.lastname = lastname;
this.fullname = function() {
return (this.firstname + " " + this.lastname);
};
}
/* store object into array */
aData[aData.length] = new Person("Java", "Script"); // aData[0]
aData.push(new Person("Jhon", "Doe"));
aData.push(new Person("Anna", "Smith"));
aData.push(new Person("Black", "Pearl"));
aData[aData.length] = new Person("stack", "overflow"); // aData[4]
/* loop arrray */
for (var i in aData) {
alert(aData[i].fullname());
}
/* convert array of object into string json */
var jsonString = JSON.stringify(aData);
document.write(jsonString);
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