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  1. <?php
  2.  
  3.  
  4.  
  5. $valor1 = 'Testando';
  6.  
  7.  
  8. $valor2 = '';
  9.  
  10.  
  11.  
  12. $valor3 = '  ';
  13.  
  14.  
  15.  
  16. var_dump($valor1 ?: 'Valor padrão para $valor1');
  17.  
  18. var_dump($valor2 ?: 'Valor padrão para $valor2');
  19.  
  20. var_dump($valor3 ?: 'Valor padrão para $valor3');
  21.  
  22. var_dump(trim($valor3) ?: 'Valor padrão para $valor3');
  23.  
  24.  
Success #stdin #stdout 0.02s 52472KB
comments (?)
stdin
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Standard input is empty
stdout
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string(8) "Testando"
string(26) "Valor padrão para $valor2"
string(2) "  "
string(26) "Valor padrão para $valor3"
https://ideone.com/DmmRuT
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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