Snippets tagged “length”

To get the length of a 2D array in Java, you can use the length field of the array.

To check if an array is null in Java, you can use the == operator and compare the array to null. For example:

You can either loop through the arrays or convert them to string and then compare. This tutorial provides several fast methods of comparing two arrays.

Read and learn several easy and simple methods you can use for retrieving the last characters of a JavaScript string. Choose the best method for your case.

Read the tutorial and learn the methods of getting the last item in the array. Get to know the methods and their peculiarities to find the best solution.

In Java, you can use the length field of an array to determine the size of the array. For example, given an array arr, you can get the size of the array using arr.length.