如何修剪数组中的所有字符串？ [重复]

Question

This question already has an answer here:

• How to trim white spaces of array values in php 11 answers

If I have this array:

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

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

The array after the trim:

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

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Answer 1

array_map() is what you need:

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