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<?php function test(...$args) { var_dump($args); } test(1, 2, 3); // [1, 2, 3] test(...[1, 2, 3]); // [1, 2, 3] test(...new ArrayIterator([1, 2, 3])); // [1, 2, 3] // Note: It doesn't really make sense to unpack a constant array like [1, 2, 3]. // Normally these would unpack some variable like ...$args
Output for 5.6.7 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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 - 8.2.18, 8.3.0 - 8.3.6
array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) } array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) } array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) }
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/ZQutg on line 3
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '.', expecting '&' or T_VARIABLE in /in/ZQutg on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '.', expecting '&' or T_VARIABLE in /in/ZQutg on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '.', expecting ')' in /in/ZQutg on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '.', expecting ')' in /in/ZQutg on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/ZQutg on line 3
Process exited with code 255.

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