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Remove duplicate values ​​from multidimensional array

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WBOYOriginal
2016-07-25 08:48:49884browse
Suitable for merging arrays and removing duplicate arrays. Mark yourself
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  1. $json='{
  3. "rec_items": [
  4. {
  5. "classes": "Fantasy",
  6. "gid": 6326585,
  7. "author": "I eat tomatoes",
  8. "nid": 10079306,
  9. "last_sort": 841,
  10. "last_chapter_name": "Chapter 6 of Volume 25 Swept Away",
  11. "sub_count": 5364424,
  12. "novel_name": "The Wilderness ",
  13. "last_update_time": 1393679718826
  14. },
  15. {
  16. "classes": "Fantasy",
  17. "gid": 6109786,
  18. "author": "Tang Jia San Shao",
  19. "nid": 10079046,
  20. "last_sort" : 1153,
  21. "last_chapter_name": "Chapter 381 Begins Action (Part 2)",
  22. "sub_count": 3933876,
  23. "novel_name": "Peerless Tang Sect",
  24. "last_update_time": 1393681654511
  25. },
  26. {
  27. "classes": "Fantasy",
  28. "gid": 10645516,
  29. "author": "Chen Dong",
  30. "nid": 12649548,
  31. "last_sort": 478,
  32. "last_chapter_name": "Fourth Chapter 132: Carrying the Wife Back to the Village",
  33. "sub_count": 1422482,
  34. "novel_name": "Perfect World",
  35. "last_update_time": 1393681655610
  36. },
  37. {
  38. "classes": "Fantasy",
  39. " gid": 4711723,
  40. "author": "Just a little shrimp",
  41. "nid": 12629406,
  42. "last_sort": 2603,
  43. "last_chapter_name": "Chapter 2588 Wake up! ",
  44. "sub_count": 2841630,
  45. "novel_name": "武Ni",
  46. "last_update_time": 1393605899300
  47. },
  48. {
  49. "classes": "fantasy",
  50. "gid": 3701669,
  51. "author" : "Cang Xiaotian",
  52. "nid": 8583556,
  53. "last_sort": 3427,
  54. "last_chapter_name": "Chapter 2225 The Peacock King! ",
  55. "sub_count": 606473,
  56. "novel_name": "武波九鄄",
  57. "last_update_time": 1391279170831
  58. },
  59. {
  60. "classes": "fantasy",
  61. "gid": 8141499,
  62. "author ": "Feng Ling Tian Xia",
  63. "nid": 9212380,
  64. "last_sort": 2579,
  65. "last_chapter_name": "Chapter 526 Nine Tribulations, Battle of the Emperor of Heaven [Seven]",
  66. "sub_count" : 3082857, 2 "NOVEL_NAME": "Ao Shi Nine Heaven",
  67. "Last_update_time": 1393677692614
  68. }
  69. ],
  70. "Cate_Book_items": [
  71. {
  72. "" fantasy ",
  73. " gid ": 47777 11723,, "author": "Just a little shrimp",
  74. "nid": 12629406,
  75. "last_sort": 2603,
  76. "last_chapter_name": "Chapter 2588 Wake up! ",
  77. "sub_count": 2841630,
  78. "novel_name": "武Ni",
  79. "last_update_time": 1393605899300
  80. },
  81. {
  82. "classes": "fantasy",
  83. "gid": 3701669,
  84. "author" : "Cang Xiaotian",
  85. "nid": 8583556,
  86. "last_sort": 3427,
  87. "last_chapter_name": "Chapter 2225 The Peacock King!",
  88. "sub_count": 606473,
  89. "novel_name": "武波九鄄",
  90. "last_update_time": 1391279170831
  91. },
  92. {
  93. "classes": "Fantasy",
  94. "gid": 10645516,
  95. "author ": "Chen Dong",
  96. "nid": 12649548,
  97. "last_sort": 478,
  98. "last_chapter_name": "Chapter 432 Carrying the Wife Back to the Village",
  99. "sub_count": 1422482,
  100. "novel_name ": "Perfect World",
  101. "last_update_time": 1393681655610
  102. }
  103. ]
  104. }';
  106. function mult_unique($array)
  107. {
  108. $return = array();
  109. foreach($array as $key=> $v)
  110. {
  111. if(!in_array($v, $return))
  112. {
  113. $return[$key]=$v;
  114. }
  115. }
  116. return $return;
  117. }
  119. $json = get_object_vars(json_decode ($json));
  120. $data = $json['rec_items'];
  121. $data = array_merge_recursive($data, $json['cate_book_items']);
  123. echo '
    ';</li>
<li>print_r($ data);</li>
<li>echo '<br>';</li>
<li>print_r(mult_unique($data));</li>
<li>echo '
    ';
  124. ?>
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