The jQuery.each and Object.keys functions take care of this automatically. 2 . Another potential issue with a plain for-loop is that of ... ... <看更多>

Wordpress is an abomination to serious coding and pathetically coded. – r3wt · $key is an object :) · if you have just used foreach( $media as $ ... ... <看更多>

Javascript Nuggets - Dynamic Object Keys ... Object keys, values, and entries methods ... JavaScript forEach - Array Methods Explained. ... <看更多>