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<?php $unicodeChar = '\u07BD'; $emptyString = json_decode('"'.$unicodeChar.'"'); var_dump($emptyString, strlen($emptyString), mb_strlen($emptyString));
based on tgDQ2
Output for 5.6.8 - 7.2.0
string(2) "޽" int(2) int(1)
Output for 5.2.2 - 5.5.35
string(2) "޽" int(2) int(2)
Output for 5.2.1
string(6) "\u07BD" int(6) int(6)
Output for 5.2.0
NULL int(0) int(0)
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/7dFZ4 on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/7dFZ4 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/7dFZ4 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/7dFZ4 on line 4