Javascript Function Code to Remove Duplicate Items from Array

Javascript Function (array_unique) Code to Remove Duplicate Items from Array and Return the Unique Array

Simple function to remove any and all duplicate entries in an array and return an array with unique elements.

/* ------------------------------------ REMOVE DUPLICATES FROM ARRAY [arrayx] ------------------------------------ */ function array_unique(arrayx){ arrayx = arrayx.filter((item, index) => arrayx.indexOf(item) === index); return arrayx; }