How to determine that the elements of an array are not spaces in php

This article mainly introduces how to judge the elements of the array in php are not spaces, the article is very detailed, has a certain reference value, interested friends must read it!

1. Use the foreach ($arr as $value) {} statement to iterate through the array.

2. Use the if ($valuevalues = "") statement to determine whether the array element is a space.

3. If none of the array elements are empty, the output array elements are not spaces.

Example

Instance expansion

The method of calculating the number of non-empty elements in the array by php

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