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  1. <?php
  2.  
  3. $json = '{
  4.   "data": {
  5.     "card": {
  6.       "current_phase": {
  7.         "id": "3134719",
  8.         "name": "Phase Final"
  9.       },
  10.       "child_relations": [
  11.         {
  12.           "cards": [
  13.             {
  14.               "id": "6405893",
  15.               "current_phase": {
  16.                 "id": "3147728",
  17.                 "name": "Concluído 2"
  18.               },
  19.               "child_relations": [
  20.                 {
  21.                   "pipe": {
  22.                     "id": "458138"
  23.                   },
  24.                   "name": "Pipe 3 Conexão",
  25.                   "cards": [
  26.                     {
  27.                       "id": "6407049",
  28.                       "current_phase": {
  29.                         "id": "3151152",
  30.                         "name": "pipe 3 phase 1"
  31.                       }
  32.                     }
  33.                   ]
  34.                 }
  35.               ]
  36.             }
  37.           ]
  38.         }
  39.       ]
  40.     }
  41.   }
  42. }';
  43.  
  44. $nivel = 0;
  45. $nivelMax = 0;
  46. $posLim = 0;
  47. for ($i = 0; $i < strlen ($json); $i++) {
  48. 	$car = substr($json, $i, 1);
  49. 	if ($car == '{') {
  50. 		$nivel++;
  51. 		if ($nivel > $nivelMax) {
  52. 			$nivelMax = $nivel;
  53. 			$posIniNivelMax = $i;
  54. 		}
  55. 	}
  56. 	if ($car == '}') {
  57. 		if ($nivel == $nivelMax)
  58. 			$posFimNivelMax = $i;
  59. 		$nivel--;
  60. 	}
  61. 	if ($car == ',') {
  62. 		$posLimAnt = $posLim;
  63. 		$posLim = $i;
  64. 	}
  65. };
  66. echo substr($json, $posLimAnt+1, $posFimNivelMax - $posLimAnt + 1) . '<br>';
Success #stdin #stdout 0.01s 23500KB
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                      "current_phase": {
                        "id": "3151152",
                        "name": "pipe 3 phase 1"
                      }
<br>
https://ideone.com/L5ORqv
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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