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Tag: arrays

Javascript array sort and unique

I have a JavaScript array like this: I need the array elements to be unique and sorted: Even though the members of array look like integers, they’re not integers, since I have already converted each to be string: Is there any way to do all of these tasks in JavaScript? Answer This is actually very simpl…

How to declare an array in JS (like I’d do it in PHP)?

Hey, Im trying to make a nested array in JS Chrome’s debugger tells me the ), at the end of the first nested array is an “Unexpected Token” Answer From your code it looks like you’re trying to use PHP-style arrays in JavaScript. JavaScript arrays don’t work like PHP arrays. Here&…

Populating JavaScript Array from JSP List

Ok so perhaps someone can help me with a problem I’m trying to solve. Essentially I have a JSP page which gets a list of Country objects (from the method referenceData() from a Spring Portlet SimpleFormController, not entirely relevant but just mentioning in case it is). Each Country object has a Set of…

Javascript array length incorrect on array of objects

Could someone explain this (strange) behavior? Why is the length in the first example 3 and not 2, and most importantly, why is the length in the second example 0? As long as the keys are numerical, length works. When they are not, length is 0. How can I get the correct length from the second example? Thank y…