php method to remove empty elements from array values: 1. Use "array_filter(array)" to delete empty elements in the array; 2. Use foreach or while syntax structures to delete empty elements in the array. The syntax is as follows: foreach( $arr as $k=>$v){if( !$v )unset( $arr[$k] );}}".
The operating environment of this tutorial: Windows 10 system, PHP version 8.1, DELL G3 computer
How to remove blank array values in php?
php Array removes null values array_filter() method
##array_filter()
Array ( [a] => abc [b] => bcd [c] => cde [d] => def )
foreach or while, use these two syntax structures to delete empty elements in the array. The simple code is as follows:
<?php foreach( $arr as $k=>$v){ if( !$v ) unset( $arr[$k] ); } ?>
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