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  1. <?php
  2.  
  3. class MyClass {
  4.   function __toString() {
  5.     return "{" . implode(",", array_map(function ($i)  {
  6.       return "\"key-$i\":\"$i\"";
  7.     }, array_keys(array_fill(0, rand(1,32), 0)))) . "}";
  8.   }
  9. }
  10.  
  11. echo new MyClass();
Success #stdin #stdout 0.03s 23764KB
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stdin
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Standard input is empty
stdout
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{"key-0":"0","key-1":"1","key-2":"2","key-3":"3","key-4":"4","key-5":"5","key-6":"6"}
https://ideone.com/YxuNdl
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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