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<?php function abc ($s) { echo $s; } $test = 'abc'; $test();
Output for 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught ArgumentCountError: Too few arguments to function abc(), 0 passed in /in/08Cfr on line 10 and exactly 1 expected in /in/08Cfr:3 Stack trace: #0 /in/08Cfr(10): abc() #1 {main} thrown in /in/08Cfr on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33
Warning: Missing argument 1 for abc(), called in /in/08Cfr on line 10 and defined in /in/08Cfr on line 3 Notice: Undefined variable: s in /in/08Cfr on line 5

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