php 如何修剪数组中的所有字符串？

How can I trim all strings in an Array?

提问by Daniel

If I have this array:

如果我有这个数组：

array("  hey  ", "bla  ", "  test");

and I want to trim all of them, How can I do that?

我想修剪所有这些，我该怎么做？

The array after the trim:

修剪后的数组：

array("hey", "bla", "test");

回答by zerkms

array_map()is what you need:

array_map()是你需要的：

$result = array_map('trim', $source_array);

回答by KingCrunch

array_map()applies a given callback to every value of an array and return the results as a new array.

array_map()将给定的回调应用于数组的每个值，并将结果作为新数组返回。

$array = array_map('trim', $array);