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  1. <?php
  2.  
  3. function comEspaco($valor='', $posicao=2) {
  4.  
  5. $resultado = mb_substr($valor, 0, $posicao);
  6.  
  7. return ($resultado != rtrim($resultado));
  8. }
  9.  
  10. echo "A string 'P ' tem espaço: " . comEspaco('P ');
  11. echo "\n";
  12. echo "A string 'P' tem espaço: " . comEspaco('P');
Success #stdin #stdout 0.01s 20568KB
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stdin
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Standard input is empty
stdout
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A string 'P ' tem espaço: 1
A string 'P' tem espaço:
https://ideone.com/V902yE
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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