php怎么遍历交叉的多维数组并给其id和pid(父键id)

php如何遍历交叉的多维数组并给其id和pid(父键id)

PHP code

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array(7) {
  [1] =&gt; array(5) {
    ["id"] =&gt; string(1) "1"
    ["pid"] =&gt; string(1) "0"
    ["name"] =&gt; string(15) "AssetManagement"
    ["title"] =&gt; string(12) "资产管理"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  [2] =&gt; array(5) {
    ["id"] =&gt; string(1) "2"
    ["pid"] =&gt; string(1) "0"
    ["name"] =&gt; string(14) "SystemSettings"
    ["title"] =&gt; string(12) "系统设置"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  [3] =&gt; array(5) {
    ["id"] =&gt; string(1) "3"
    ["pid"] =&gt; string(1) "0"
    ["name"] =&gt; string(19) "Management"
    ["title"] =&gt; string(12) "后台管理"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  [4] =&gt; array(5) {
    ["id"] =&gt; string(2) "11"
    ["pid"] =&gt; string(1) "1"
    ["name"] =&gt; string(9) "HZ"
    ["title"] =&gt; string(15) "HZ"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  [5] =&gt; array(5) {
    ["id"] =&gt; string(2) "10"
    ["pid"] =&gt; string(1) "1"
    ["name"] =&gt; string(9) "XM"
    ["title"] =&gt; string(15) "XM"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  [6] =&gt; array(5) {
    ["id"] =&gt; string(1) "9"
    ["pid"] =&gt; string(1) "1"
    ["name"] =&gt; string(9) "BJ"
    ["title"] =&gt; string(15) "BJ"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  
  [7] =&gt; array(5) {
    ["id"] =&gt; string(1) "4"
    ["pid"] =&gt; string(1) "1"
    ["name"] =&gt; string(20) "TotalManagement"
    ["title"] =&gt; string(15) "总管理"
    ["submenu"] =&gt; array(3) {
      [0] =&gt; array(5) {
        ["id"] =&gt; string(1) "5"
        ["name"] =&gt; string(12) "PC"
        ["menu_id"] =&gt; string(1) "4"
        ["title"] =&gt; string(17) "PC"
        ["access"] =&gt; int(1)
      }
      [1] =&gt; array(5) {
        ["id"] =&gt; string(1) "6"
        ["name"] =&gt; string(13) "BJB"
        ["menu_id"] =&gt; string(1) "4"
        ["title"] =&gt; string(18) "BJB"
        ["access"] =&gt; int(1)
      }
      [2] =&gt; array(5) {
        ["id"] =&gt; string(1) "7"
        ["name"] =&gt; string(16) "Select"
        ["menu_id"] =&gt; string(1) "4"
        ["title"] =&gt; string(15) "查询"
        ["access"] =&gt; int(1)
      }
    }
  }
  
}

怎么把上面的数组写成下面那样？


array(3) {
  [1] =&gt; array(5) {
    ["id"] =&gt; string(1) "1"
    ["pid"] =&gt; string(1) "0"
    ["name"] =&gt; string(15) "AssetManagement"
    ["title"] =&gt; string(12) "资产管理"
    ["submenu"] =&gt; array(4) {
    
          [1] =&gt; array(5) {
            ["id"] =&gt; string(2) "11"
            ["pid"] =&gt; string(1) "1"
            ["name"] =&gt; string(9) "HZ"
            ["title"] =&gt; string(15) "HZ"
            ["submenu"] =&gt; array(1) {
              [0] =&gt; string(0) ""
            }
          }
          [2] =&gt; array(5) {
            ["id"] =&gt; string(2) "10"
            ["pid"] =&gt; string(1) "1"
            ["name"] =&gt; string(9) "XM"
            ["title"] =&gt; string(15) "XM"
            ["submenu"] =&gt; array(1) {
              [0] =&gt; string(0) ""
            }
          }
          [3] =&gt; array(5) {
            ["id"] =&gt; string(1) "9"
            ["pid"] =&gt; string(1) "1"
            ["name"] =&gt; string(9) "BJ"
            ["title"] =&gt; string(15) "BJ"
            ["submenu"] =&gt; array(1) {
              [0] =&gt; string(0) ""
            }
          }
          
          [4] =&gt; array(5) {
            ["id"] =&gt; string(1) "4"
            ["pid"] =&gt; string(1) "1"
            ["name"] =&gt; string(20) "TotalManagement"
            ["title"] =&gt; string(15) "总管理"
            ["submenu"] =&gt; array(3) {
              [0] =&gt; array(5) {
                ["id"] =&gt; string(1) "5"
                ["name"] =&gt; string(12) "PC"
                ["menu_id"] =&gt; string(1) "4"
                ["title"] =&gt; string(17) "PC"
                ["access"] =&gt; int(1)
              }
              [1] =&gt; array(5) {
                ["id"] =&gt; string(1) "6"
                ["name"] =&gt; string(13) "BJB"
                ["menu_id"] =&gt; string(1) "4"
                ["title"] =&gt; string(18) "BJB"
                ["access"] =&gt; int(1)
              }
              [2] =&gt; array(5) {
                ["id"] =&gt; string(1) "7"
                ["name"] =&gt; string(16) "Select"
                ["menu_id"] =&gt; string(1) "4"
                ["title"] =&gt; string(15) "查询"
                ["access"] =&gt; int(1)
              }
            }
          }
        
    
    
    
    
    
    }
  }
  [2] =&gt; array(5) {
    ["id"] =&gt; string(1) "2"
    ["pid"] =&gt; string(1) "0"
    ["name"] =&gt; string(14) "SystemSettings"
    ["title"] =&gt; string(12) "系统设置"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  [3] =&gt; array(5) {
    ["id"] =&gt; string(1) "3"
    ["pid"] =&gt; string(1) "0"
    ["name"] =&gt; string(19) "Management"
    ["title"] =&gt; string(12) "后台管理"
    ["submenu"] =&gt; array(1) {
      [0] =&gt; string(0) ""
    }
  }
  
  
}

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