Two ways to merge two arrays in PHP

WBOY
Release: 2016-07-25 08:54:37
Original
1129 people have browsed it
  1. echo "rnThe first case rn";

  2. $a=array(1,2,3,4,5,6);
  3. $b=array( 7,8,9);
  4. $c=array_merge ($a,$b);
  5. print_r($c);
  6. $c=$a+$b;
  7. print_r($c);
  8. $c=$b+ $a;
  9. print_r($c);

  10. echo "rnSecond case rn";

  11. $a=array('a','b','c','d ','e','f');
  12. $b=array('a','x','y');
  13. $c=array_merge ($a,$b);
  14. print_r($c) ;
  15. $c=$a+$b;
  16. print_r($c);
  17. $c=$b+$a;
  18. print_r($c);
  19. echo "rnThird case rn";
  20. $a= array(
  21. 1=>'a',
  22. 2=>'b',
  23. 3=>'c',
  24. 4=>'d',
  25. 5=>'e',
  26. 6= >'f');
  27. $b=array(
  28. 1=>'a',
  29. 7=>'x',
  30. 8=>'y');
  31. $c=array_merge ($a ,$b);
  32. print_r($c);
  33. $c=$a+$b;
  34. print_r($c);
  35. $c=$b+$a;
  36. print_r($c);
  37. ?>< /p>
Copy the code

Output results: The first situation Array ( [0] => 1 [1] => 2 [2] => 3 [3] => 4 [4] => 5 [5] => 6 [6] => 7 [7] => 8 [8] => 9 ) Array ( [0] => 1 [1] => 2 [2] => 3 [3] => 4 [4] => 5 [5] => 6 ) Array ( [0] => 7 [1] => 8 [2] => 9 [3] => 4 [4] => 5 [5] => 6 ) Second case Array ( [0] => a [1] => b [2] => c [3] => d [4] =>e [5] => f [6] => a [7] => x [8] => y ) Array ( [0] => a [1] => b [2] => c [3] => d [4] =>e [5] => f ) Array ( [0] => a [1] => x [2] => y [3] => d [4] =>e [5] => f ) The third situation Array ( [0] => a [1] => b [2] => c [3] => d [4] =>e [5] => f [6] => a [7] => x [8] => y ) Array ( [1] => a [2] => b [3] => c [4] => d [5] =>e [6] => f [7] => x [8] => y ) Array ( [1] => a [7] => x [8] => y [2] => b [3] => c [4] => d [5] =>e [6] => f )



source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template