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  1. <?php
  2.  
  3.  
  4. $word = "激安価格お買い得タイヨー脱腸帯·片側用 fm 腰回り";
  5. $word2 = "This is the english language";
  6.  
  7. function isJapanese($lang) {
  8.     return preg_match('/[\x{4E00}-\x{9FBF}\x{3040}-\x{309F}\x{30A0}-\x{30FF}]/u', $lang);
  9. }
  10.  
  11. var_dump(isJapanese($word));
  12. var_dump(isJapanese($word2));
Success #stdin #stdout 0.01s 20568KB
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https://ideone.com/s8Mzum
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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