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<!DOCTYPE html> <html> <body> <?php $str = 'one,two,three,four'; // zero limit print_r(explode(',',$str,0)); print "<br>"; // positive limit print_r(explode(',',$str,2)); print "<br>"; // negative limit print_r(explode(',',$str,-1)); ?> </body> </html>
数组 ( [0] => one,two,three,four )
数组 ( [0] => one [1] => two,three,four )
数组 ( [0] => one [1] => two [2] => three )
