はてなブックマーク

19 Jun 2011 JavaScript is an admittedly quirky language, and its almost array-like objects is one of the most glaring issues. And of all those array-like objects, NodeLists are one of the most commonly used ones array-like objects that beginners trip on when they use methods like document.getElementsByTagName(). In this post, I’ll try to explain what NodeLists are, how they relate to arrays in Jav