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  1. <?php
  2. $cart = 'string';
  3. $cart['max_cartid'] = 0;
  4. $cart['max_cartid'] ++;
  5.  
Runtime error #stdin #stdout #stderr 0s 52488KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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PHP Warning:  Illegal string offset 'max_cartid' in /home/cwNB4r/prog.php on line 3
PHP Warning:  Illegal string offset 'max_cartid' in /home/cwNB4r/prog.php on line 4
PHP Fatal error:  Cannot increment/decrement overloaded objects nor string offsets in /home/cwNB4r/prog.php on line 4
https://ideone.com/NTmq3l
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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