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How to calculate if an array is not empty in php
- 怪我咯Original
- 2017-07-04 13:31:211181browse
This article will introduce to you how phpcalculates the number of elements in an array that are not empty. Friends who need it can refer to it
The code is as follows:
<?php $arr = array( 1=>"11", 2=>"22", 3=>"33", 4=>"" ); print_r(count(array_filter($arr))); ?
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