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<?php preg_match("/[\x{7fffffff}-\x{80000000}]+/u", $str, $match);
Output for 8.1.0 - 8.1.29, 8.2.0 - 8.2.20, 8.3.0 - 8.3.8
Warning: Undefined variable $str in /in/gjnmo on line 3 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/gjnmo on line 3 Warning: preg_match(): Compilation failed: character code point value in \x{} or \o{} is too large at offset 12 in /in/gjnmo on line 3
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $str in /in/gjnmo on line 3 Warning: preg_match(): Compilation failed: character code point value in \x{} or \o{} is too large at offset 12 in /in/gjnmo on line 3
Output for 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: str in /in/gjnmo on line 3 Warning: preg_match(): Compilation failed: range out of order in character class at offset 15 in /in/gjnmo on line 3
Output for 7.3.32 - 7.3.33
Warning: preg_match(): Compilation failed: range out of order in character class at offset 15 in /in/gjnmo on line 3
Output for 5.4.41 - 5.4.45, 5.5.10 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33
Notice: Undefined variable: str in /in/gjnmo on line 3 Warning: preg_match(): Compilation failed: character value in \x{} or \o{} is too large at offset 12 in /in/gjnmo on line 3
Output for 5.3.19 - 5.3.29, 5.4.9 - 5.4.40, 5.5.0 - 5.5.9
Notice: Undefined variable: str in /in/gjnmo on line 3 Warning: preg_match(): Compilation failed: character value in \x{...} sequence is too large at offset 12 in /in/gjnmo on line 3
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.18, 5.4.0 - 5.4.8
Notice: Undefined variable: str in /in/gjnmo on line 3 Warning: preg_match(): Compilation failed: character value in \x{...} sequence is too large at offset 25 in /in/gjnmo on line 3
Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: str in /in/gjnmo on line 3 Warning: preg_match(): Compilation failed: character value in \x{...} sequence is too large at offset 25 in /in/gjnmo on line 3
Output for 4.3.0 - 4.3.10
Notice: Undefined variable: str in /in/gjnmo on line 3 Warning: Compilation failed: character value in \x{...} sequence is too large at offset 25 in /in/gjnmo on line 3

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