Create an associative array containing key-value pair and the task is to remove the objects from an associative array using JavaScript. Create XML File. document.writeln(myObject.length); // undefined However, inpractice objects defined by the programmer himself are rarely used, except in complex DOM API's.Of course such standard objects as window and documentand theirnumerous offspring are very important, but they are defined by the browser, not by the programmer. The typeof operator in JavaScript returns "object" for arrays. JavaScript creating an array from JSON data? You simply create an array and start assigning to string-indexes instead of numeric. ALL RIGHTS RESERVED. Convert an object to associative array in PHP; PHP Pushing values into an associative array? By closing this banner, scrolling this page, clicking a link or continuing to browse otherwise, you agree to our Privacy Policy, JavaScript Training Program (39 Courses, 23 Projects, 4 Quizzes), 39 Online Courses | 23 Hands-on Projects | 225+ Hours | Verifiable Certificate of Completion | Lifetime Access | 4 Quizzes with Solutions, Angular JS Training Program (9 Courses, 7 Projects), Software Development Course - All in One Bundle. It takes the JSON object variable as an argument. Associative arrays are dynamic objects and when the user assigns values to keys in type of array, it transforms into object and loses all attributes and methods of array type, also length property has nothing to do with array after transformation.