How the php array traverses to remove the specified value

This article focuses on "how to traverse the php array to remove the specified value", 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 traverse the php array to remove the specified value.

Method: 1, use the "foreach ($arr as $key= > $value)" statement to traverse the array; 2, use the "if ($value===" specify value ")" statement to determine whether the current array value is the value that needs to be removed, and if so, use the "unset ($arr [$key])" statement to delete the element.

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

Php array traversal removes the specified value

Realize the idea:

In PHP, if you want to traverse an array, you can use the foreach statement

In the body of the loop, use the if statement and the "= =" operator to determine whether the current array value is the specified value

If so, delete the element using the unset () function

Implementation code:

Output result:

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