如何将字符串添加到javascript中数组中的所有现有元素

How do I add a string to all existing elements in array in javascript?

本文关键字:数组 元素 javascript 字符串 添加      更新时间:2023-09-26

如果我有一个像下面这样的数组

var a = ["a","b","c","d"];

我如何添加到每个项目的字符串使用循环,使结果返回?

["i am a", "i am b", "i am c", "i am d"]
["a","b","c","d"].map(function(e) { return "I am " + e });

或完整的代码将是(谢谢mplungjan!)

var a = ["a","b","c","d"];
a = a.map(function(e) { return "I am " + e });