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<?php $spell = array("double", "toil", "trouble", "cauldron", "bubble"); foreach ($spell as &$word) { $word = ucfirst($word); } var_dump($spell); foreach ($spell as $word) { echo join(" ", $spell) . "\n"; }
Output for 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(5) { [0]=> string(6) "Double" [1]=> string(4) "Toil" [2]=> string(7) "Trouble" [3]=> string(8) "Cauldron" [4]=> &string(6) "Bubble" } Double Toil Trouble Cauldron Double Double Toil Trouble Cauldron Toil Double Toil Trouble Cauldron Trouble Double Toil Trouble Cauldron Cauldron Double Toil Trouble Cauldron Cauldron
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0
array(5) { [0]=> &string(6) "Double" [1]=> &string(4) "Toil" [2]=> &string(7) "Trouble" [3]=> &string(8) "Cauldron" [4]=> &string(6) "Bubble" } Double Toil Trouble Cauldron Double Double Toil Trouble Cauldron Toil Double Toil Trouble Cauldron Trouble Double Toil Trouble Cauldron Cauldron Double Toil Trouble Cauldron Cauldron
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/sivGI on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/sivGI on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/sivGI on line 3
Process exited with code 255.

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