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<?php function curry(\Closure $f, $params = []) { return function() use($f, $params) { $refl = new ReflectionFunction($f); $arity = $refl->getNumberOfParameters(); $args = array_merge($params, func_get_args()); return (count($args) >= $arity) ? call_user_func_array($f, $args) : curry($f, $args); }; }; // ================================================== $abc = function($a, $b, $c) { return [$a, $b ,$c]; }; $cur = curry($abc); $res = $cur(1)(2)(3); // $res1 = $cur (1); // $res2 = $res1(2); // $res3 = $res2(3); var_dump($res);
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Parse error: syntax error, unexpected '(' in /in/mdrWu on line 20
Process exited with code 255.

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