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PHP array function in_array() finds whether the specified value exists in the array

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Release： 2016-07-25 09:04:50
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  3. $people = array("Peter", "Joe", "Glenn", "Cleveland");

  4. if (in_array("Glenn",$people))

  5. {
  6. echo "Match found";
  7. }
  8. else
  9. {
  10. echo "Match not found";
  11. }
  12. ?>

复制代码

输出： Match found

例2：

  4. $people = array("Peter", "Joe", "Glenn", "Cleveland", 23);

  5. if (in_array("23",$people, TRUE))

  6. {
  7. echo "Match found
    ";
  8. }
  9. else
  10. {
  11. echo "Match not found
    ";
  12. }if (in_array("Glenn",$people, TRUE))
  13. {
  14. echo "Match found
    ";
  15. }
  16. else
  17. {
  18. echo "Match not found
    ";
  19. }if (in_array(23,$people, TRUE))
  20. {
  21. echo "Match found
    ";
  22. }
  23. else
  24. {
  25. echo "Match not found
    ";
  26. }
  27. ?>

复制代码

输出： Match not found Match found Match found



Related labels：
php数组函数 in_array() 查找数组中是否存在指定值
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