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<?php $x = array('a'=>'x', 't'=>'b', 'c'=>'z'); $y = array(1,2,3); var_dump(array_combine($x, $y));
Output for 5.0.0 - 7.2.0
array(3) { ["x"]=> int(1) ["b"]=> int(2) ["z"]=> int(3) }
Output for 4.4.5 - 4.4.9
<br /> <b>Fatal error</b>: Call to undefined function: array_combine() in <b>/in/9FGIN</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.4.4
<br /> <b>Fatal error</b>: Call to undefined function: array_combine() in <b>/in/9FGIN</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Call to undefined function: array_combine() in <b>/in/9FGIN</b> on line <b>4</b><br />