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run code in 150+ php & hhvm versions
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<?php var_dump(json_encode(array("foo" => utf8_encode('è'), "bar" => "bar")), json_last_error() === JSON_ERROR_UTF8); var_dump(json_encode(array("foo" => utf8_encode('è'), "bar" => "bar"), JSON_PARTIAL_OUTPUT_ON_ERROR)); var_dump(json_encode(array("foo" => utf8_encode('è'), "bar" => "bar")));
based on MXh7l
Output for 5.3.14, 5.5.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
string(34) "{"foo":"\u00c3\u00a8","bar":"bar"}" bool(false) string(34) "{"foo":"\u00c3\u00a8","bar":"bar"}" string(34) "{"foo":"\u00c3\u00a8","bar":"bar"}"
Output for 5.3.3 - 5.3.13, 5.3.15 - 5.4.45
string(34) "{"foo":"\u00c3\u00a8","bar":"bar"}" bool(false) Notice: Use of undefined constant JSON_PARTIAL_OUTPUT_ON_ERROR - assumed 'JSON_PARTIAL_OUTPUT_ON_ERROR' in /in/fIGJD on line 4 Warning: json_encode() expects parameter 2 to be long, string given in /in/fIGJD on line 4 NULL string(34) "{"foo":"\u00c3\u00a8","bar":"bar"}"
Output for 5.3.0 - 5.3.2
Notice: Use of undefined constant JSON_ERROR_UTF8 - assumed 'JSON_ERROR_UTF8' in /in/fIGJD on line 3 string(34) "{"foo":"\u00c3\u00a8","bar":"bar"}" bool(false) Notice: Use of undefined constant JSON_PARTIAL_OUTPUT_ON_ERROR - assumed 'JSON_PARTIAL_OUTPUT_ON_ERROR' in /in/fIGJD on line 4 Warning: json_encode() expects parameter 2 to be long, string given in /in/fIGJD on line 4 NULL string(34) "{"foo":"\u00c3\u00a8","bar":"bar"}"
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined function json_last_error() in /in/fIGJD on line 3
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/fIGJD on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/fIGJD on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/fIGJD on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/fIGJD on line 3