Php obtains all the node paths of json data.

Php obtains all the node paths of json data.

We have previously explained how to use javascript to obtain the Node path of json data. Today we will go further to explain how php obtains all the node paths of json data.

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

<? Php   Function iterTree ($ data ){ $ RetData = array (); $ Data = json_decode ($ data, true ); If (! Is_array ($ data) & empty ($ data )){ Echo 'error! '. "N "; } Else { $ Queue = array (); Foreach ($ data as $ field => $ value ){ $ Queue [] = $ field; } $ Head = 0; $ Tail = count ($ queue ); While ($ head <$ tail ){ $ Field = $ queue [$ head ++]; $ Path = explode ("/", $ field ); $ TmpData = & $ data; Foreach ($ path as $ key => $ ph ){ $ TmpData = & $ tmpData [$ ph]; } If (is_array ($ tmpData )&&! Empty ($ tmpData )){ $ NewField = $ field; Foreach ($ tmpData as $ curField => $ curValue ){ $ NewField = $ field. '/'. $ curField; $ Queue [$ tail ++] = $ newField; } } Else { $ RetData [] = $ field; } } } Return $ retData; }   // Test Data $ Data = file_get_contents ("http://restapi.ele.me/v1/restaurants? Extras % 5B % 5D = food_activity & extras % 5B % 5D = restaura Nt_activity & extras % 5B % 5D = certification & fields % 5B % 5D = id & fields % 5B % 5D = name & fiel Ds % 5B % 5D = phone & fields % 5B % 5D = promotion_info & fields % 5B % 5D = name_for_url & fields % 5B % 5D = flavors & fields % 5B % 5D = is_time_ensure & fields % 5B % 5D = is_premium & fields % 5B % 5D = image_path & fields % 5B % 5D = rating & fie Lds % 5B % 5D = is_free_delivery & fields % 5B % 5D = minimum_order_amount & fields % 5B % 5D = order_lead_time & fields % 5 B % 5D = is_support_invoice & fields % 5B % 5D = is_new & fields % 5B % 5D = is_third_party_delivery & fields % 5B % 5D = is_in_book_time & fields % 5B % 5D = rating_count & fields % 5B % 5D = address & fields % 5B % 5D = month_sales & fields % 5B % 5D = delivery_detail & fields % 5B % 5D = minimum_free_delivery_amount & fields % 5B % 5D = minimum_order_des Cription & fields % 5B % 5D = minimum_invoice_amount & fields % 5B % 5D = opening_hours & fields % 5B % 5D = is_online_pay Ment & fields % 5B % 5D = status & fields % 5B % 5D = supports & fields % 5B % 5D = in_delivery_area & geohash = wx4g07 J0w1v7 & is_premium = 0 & limit = 1000 & offset = 24 & type = geohash ");   $ Ret = iterTree ($ data ); Print_r ($ ret );

The above is all the content of this article. I hope you will like it.