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<?php $string = 'a,b,c,d,e'; print_r(explode(',', $string, 3)); print_r(explode(',', $string, 0)); print_r(explode(',', $string, -2));
Output for 8.2.31 - 8.2.32, 8.3.0 - 8.3.32, 8.4.1 - 8.4.23, 8.5.0 - 8.5.8
Array ( [0] => a [1] => b [2] => c,d,e ) Array ( [0] => a,b,c,d,e ) Array ( [0] => a [1] => b [2] => c )

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