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<?php class A {} $int = 111; $float = 1.23; $bool_true = true; $bool_false = false; $array = ['aaa']; $obj = new A; var_dump(preg_match('/111/', $int)); var_dump(preg_match('/1.23/', $float)); var_dump(preg_match('/1/', $bool_true)); var_dump(preg_match('/^$/', $bool_false)); var_dump(preg_match('/Array/', $array)); var_dump(preg_match('/A/', $obj));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
int(1) int(1) int(1) int(1) Fatal error: Uncaught TypeError: preg_match(): Argument #2 ($subject) must be of type string, array given in /in/HVBhj:16 Stack trace: #0 /in/HVBhj(16): preg_match('/Array/', Array) #1 {main} thrown in /in/HVBhj on line 16
Process exited with code 255.
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.
Output for 7.1.25 - 7.1.32, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
int(1) int(1) int(1) int(1) Warning: preg_match() expects parameter 2 to be string, array given in /in/HVBhj on line 16 bool(false) Warning: preg_match() expects parameter 2 to be string, object given in /in/HVBhj on line 17 bool(false)
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