Shulou(Shulou.com)06/03 Report--

This article mainly explains "how to output all the elements of an array by JavaScript". Interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn how to output all the elements of an array by JavaScript.

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

Method 1: directly use console.log (array name)

Var a = [5, 10, 10, 20]; console.log (a)

Method 2: use for/for in loop to output array

Var arr = [5, 10, 10, 20]; for (var item0, for)

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