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<?php function foo1($a=null, $b) { var_dump($a); var_dump($b); } foo1(1, 2); foo1(3);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Optional parameter $a declared before required parameter $b is implicitly treated as a required parameter in /in/UHq5D on line 3 int(1) int(2) Fatal error: Uncaught ArgumentCountError: Too few arguments to function foo1(), 1 passed in /in/UHq5D on line 9 and exactly 2 expected in /in/UHq5D:3 Stack trace: #0 /in/UHq5D(9): foo1(3) #1 {main} thrown in /in/UHq5D on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Deprecated: Required parameter $b follows optional parameter $a in /in/UHq5D on line 3 int(1) int(2) Fatal error: Uncaught ArgumentCountError: Too few arguments to function foo1(), 1 passed in /in/UHq5D on line 9 and exactly 2 expected in /in/UHq5D:3 Stack trace: #0 /in/UHq5D(9): foo1(3) #1 {main} thrown in /in/UHq5D on line 3
Process exited with code 255.
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
int(1) int(2) Fatal error: Uncaught ArgumentCountError: Too few arguments to function foo1(), 1 passed in /in/UHq5D on line 9 and exactly 2 expected in /in/UHq5D:3 Stack trace: #0 /in/UHq5D(9): foo1(3) #1 {main} thrown in /in/UHq5D 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, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20
int(1) int(2) Warning: Missing argument 2 for foo1(), called in /in/UHq5D on line 9 and defined in /in/UHq5D on line 3 int(3) Notice: Undefined variable: b in /in/UHq5D on line 5 NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5
int(1) int(2) Warning: Missing argument 2 for foo1() in /in/UHq5D on line 3 int(3) NULL

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