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<?php $func = new ReflectionFunction( 'iconv_mime_encode' ); var_dump($func->getParameters());
Output for 7.3.32, 7.4.26, 7.4.33, 8.0.13, 8.5.1 - 8.5.3
Fatal error: Uncaught ReflectionException: Function iconv_mime_encode() does not exist in /in/XZJuW:3 Stack trace: #0 /in/XZJuW(3): ReflectionFunction->__construct('iconv_mime_enco...') #1 {main} thrown in /in/XZJuW on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0
array(3) { [0]=> object(ReflectionParameter)#2 (1) { ["name"]=> string(10) "field_name" } [1]=> object(ReflectionParameter)#3 (1) { ["name"]=> string(11) "field_value" } [2]=> object(ReflectionParameter)#4 (1) { ["name"]=> string(7) "options" } }
Output for 7.3.0 - 7.3.31, 7.3.33, 7.4.0 - 7.4.25, 7.4.27 - 7.4.32
array(3) { [0]=> object(ReflectionParameter)#2 (1) { ["name"]=> string(10) "field_name" } [1]=> object(ReflectionParameter)#3 (1) { ["name"]=> string(11) "field_value" } [2]=> object(ReflectionParameter)#4 (1) { ["name"]=> string(10) "preference" } }

preferences:
93.98 ms | 1403 KiB | 4 Q