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run code in 300+ PHP versions simultaneously
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Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5
array_diff() array ( 'E' => 'f', 'G' => 'I', 'o' => 'p', ) --- array_diff_key() array ( 'E' => 'f', 'k' => 'F', 'o' => 'p', ) --- array_diff_ukey() array ( 'k' => 'F', ) --- array_diff_assoc() array ( 'A' => 'B', 'c' => 'd', 'E' => 'f', 'G' => 'I', 'k' => 'F', 'm' => 'n', 'o' => 'p', ) --- array_diff_uassoc() array ( 'A' => 'B', 'E' => 'f', 'G' => 'I', 'k' => 'F', 'm' => 'n', 'o' => 'p', ) --- array_udiff() array ( 'G' => 'I', 'o' => 'p', ) --- array_udiff_assoc() array ( 'E' => 'f', 'G' => 'I', 'k' => 'F', 'o' => 'p', ) --- array_udiff_uassoc() array ( 'G' => 'I', 'k' => 'F', 'o' => 'p', )

preferences:
141.82 ms | 413 KiB | 5 Q