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<?php $array = array('foo','bar','key'=> array('piff','puff','paff')); var_dump('TEST 1'); ///foreach($array as $key) {var_dump($key);} var_dump('TEST 2'); foreach($array[0] as $key) {var_dump($key);} var_dump('TEST 3'); foreach($array['key'] as $key) {var_dump($key);}
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(6) "TEST 1" string(6) "TEST 2" Warning: foreach() argument must be of type array|object, string given in /in/eCmW8 on line 8 string(6) "TEST 3" string(4) "piff" string(4) "puff" string(4) "paff"
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
string(6) "TEST 1" string(6) "TEST 2" Warning: Invalid argument supplied for foreach() in /in/eCmW8 on line 8 string(6) "TEST 3" string(4) "piff" string(4) "puff" string(4) "paff"
Output for 4.3.0 - 4.3.10, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
string(6) "TEST 1" string(6) "TEST 2" <br /> <b>Warning</b>: Invalid argument supplied for foreach() in <b>/in/eCmW8</b> on line <b>8</b><br /> string(6) "TEST 3" string(4) "piff" string(4) "puff" string(4) "paff"
Output for 4.3.11
string(6) "TEST 1" string(6) "TEST 2" string(6) "TEST 3" string(4) "piff" string(4) "puff" string(4) "paff"
preferences:
324.97 ms | 401 KiB | 386 Q