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  1. <?php
  2. 	function cut_s($v, $a, $b) {
  3. 		$i = strpos($v, $a);
  4. 		if (! $i) {
  5. 			$i = 0;
  6. 		} else {
  7. 			$i = $i + strlen($a);
  8. 		}
  9. 		$j = strpos($v, $b);
  10. 		if (! $j) {
  11. 			$j = strlen($v);
  12. 		}
  13. 		return $i < $j ? substr($v, $i, $j - $i) : '';
  14. 	}
  15.  
  16. 	/* テスト */
  17. 	$v = "あいうえおかきくけこさしすせそ";
  18. 	$a = "え";
  19. 	$b = "すせ";
  20. 	echo "|" . cut_s($v, $a, $b) . "|\n";
  21.  
  22. 	$a = "ま";
  23. 	$b = "すせ";
  24. 	echo "|" . cut_s($v, $a, $b) . "|\n";
  25.  
  26. 	$a = "え";
  27. 	$b = "ぴ";
  28. 	echo "|" . cut_s($v, $a, $b) . "|\n";
  29.  
  30. 	$a = "こさ";
  31. 	$b = "うえ";
  32. 	echo "|" . cut_s($v, $a, $b) . "|\n";
  33.  
  34. 	$a = "んぺ";
  35. 	$b = "んぺ";
  36. 	echo "|" . cut_s($v, $a, $b) . "|\n";
  37.  
  38. 	$v = "あいうえおかきくえけこさしえすせそ";
  39. 	$a = "え";
  40. 	$b = "すせ";
  41. 	echo "|" . cut_s($v, $a, $b) . "|\n";
  42.  
  43. 	$a = "い";
  44. 	$b = "え";
  45. 	echo "|" . cut_s($v, $a, $b) . "|\n";
  46. ?>
  47.  
  48.  
Success #stdin #stdout 0.01s 20568KB
comments (?)
stdin
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Standard input is empty
stdout
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|おかきくけこさし|
|あいうえおかきくけこさし|
|おかきくけこさしすせそ|
||
|あいうえおかきくけこさしすせそ|
|おかきくえけこさしえ|
|う|
https://ideone.com/PBjstZ
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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