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<?php //$unicodeChar = '\u135F'; //$string = json_decode('"'.$unicodeChar.'"'); $string = "\xE1\x8D\x9F"; echo "String is $string \n"; $result = preg_match_all( '/\X/u' , $string , $matches , PREG_SET_ORDER ); echo "Result is :".$result."\n"; var_dump($matches); $result = preg_match_all( '/./u' , $string , $matches1 , PREG_SET_ORDER ); echo "Result is :".$result."\n"; var_dump($matches1); exit(0);
Output for 4.4.0 - 4.4.2, 5.0.5 - 5.1.2, 5.3.24 - 5.3.29, 5.4.14 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
String is ፟ Result is :1 array(1) { [0]=> array(1) { [0]=> string(3) "፟" } } Result is :1 array(1) { [0]=> array(1) { [0]=> string(3) "፟" } }
Output for 4.4.3 - 4.4.9, 5.1.3 - 5.3.23, 5.4.0 - 5.4.13
String is ፟ Result is :0 array(0) { } Result is :1 array(1) { [0]=> array(1) { [0]=> string(3) "፟" } }
Output for 4.3.11, 5.0.0 - 5.0.4
String is ፟ Warning: preg_match_all(): Compilation failed: PCRE does not support \L, \l, \N, \P, \p, \U, \u, or \X at offset 1 in /in/aAWZ4 on line 10 Result is : array(0) { } Result is :1 array(1) { [0]=> array(1) { [0]=> string(3) "፟" } }
Output for 4.3.0 - 4.3.10
String is ፟ Warning: Compilation failed: PCRE does not support \L, \l, \N, \P, \p, \U, \u, or \X at offset 1 in /in/aAWZ4 on line 10 Result is : array(0) { } Result is :1 array(1) { [0]=> array(1) { [0]=> string(3) "፟" } }