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<?php function commonCharacterCount($s1, $s2) { $a1 = str_split($s1); $a2 = str_split($s2); $common = array_intersect($a1, $a2); var_dump($a1, $a2); return count($common); } var_dump(str_split("aabcc")); // var_dump(commonCharacterCount("aabcc", "adcaa"));
Output for 7.2.0, 7.3.24 - 7.3.33, 7.4.12 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.4.16, 8.5.0 - 8.5.1
array(5) { [0]=> string(1) "a" [1]=> string(1) "a" [2]=> string(1) "b" [3]=> string(1) "c" [4]=> string(1) "c" }
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
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