3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(-1); var_dump(substr_replace(array("x", "y"), array(), array(), 0)); var_dump(substr_replace(array("x", "y"), array(), 0, array())); var_dump(substr_replace(array("x", "y"), 0, array(), array())); var_dump(substr_replace(array("x", "y"), 0, array(), 0));
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(2) { [0]=> string(1) "x" [1]=> string(1) "y" } array(2) { [0]=> string(0) "" [1]=> string(0) "" } array(2) { [0]=> string(1) "0" [1]=> string(1) "0" } array(2) { [0]=> string(2) "0x" [1]=> string(2) "0y" }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
Notice: Array to string conversion in /in/vnrWb on line 3 Notice: Array to string conversion in /in/vnrWb on line 3 string(10) "ArrayArray" Notice: Array to string conversion in /in/vnrWb on line 4 Notice: Array to string conversion in /in/vnrWb on line 4 string(10) "ArrayArray" Notice: Array to string conversion in /in/vnrWb on line 5 string(6) "0Array" Notice: Array to string conversion in /in/vnrWb on line 6 string(6) "0Array"
preferences:
218.66 ms | 402 KiB | 330 Q