Online PHP editor | output for ZO4Mt

@ 2018-06-02T15:07:40Z

<?php

global $🚀;
$🚀 = 0;

function 🤔($🏷, $🤔 = 0, \Closure $b = null)
{
    global $🚀;
    echo str_repeat(' ', $🚀) . ($🤔 ? "" : "🚫 ") . $🏷 . PHP_EOL;
    $🚀 += 4;
    if ($b !== null) $b();
    $🚀 -= 4;
}

🤔("Math", null, function(){
  🤔("Addition", null, function(){
    🤔("One plus one equals two.", 1+1 == 2);
    🤔("One plus one equals eleven. (This should fail.)", 1+1 == 11);
  });
  🤔("Subtraction", null,  function(){
    🤔("One minus one equals zero.", 1-1 == 0);
    🤔("Ten minus one equal nine.", 10-1 == 9);
  });
});

Output for 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 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: 🚫 Math 🚫 Addition One plus one equals two. 🚫 One plus one equals eleven. (This should fail.) 🚫 Subtraction One minus one equals zero. Ten minus one equal nine.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 🚫 Math 🚫 Addition One plus one equals two. 🚫 One plus one equals eleven. (This should fail.) 🚫 Subtraction One minus one equals zero. Ten minus one equal nine.

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