Deprecated: Return type of YDataTable::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/bdavid/prod/georef/yamldoc/ydclasses/ydata.inc.php on line 428

Deprecated: Return type of YamlDataTable::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/bdavid/prod/georef/yamldoc/ydclasses/yamldata.inc.php on line 295
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dump session server cookie 
var_dump /eurovoc /concepts/3952

object(Concept)#7097 (1) {
  ["_c":protected]=>
  array(6) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100224)
    }
    ["topConceptOf"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100224)
    }
    ["prefLabel"]=>
    object(MLString)#7098 (1) {
      ["_c":protected]=>
      array(2) {
        ["fr"]=>
        array(1) {
          [0]=>
          string(20) "sciences de la terre"
        }
        ["en"]=>
        array(1) {
          [0]=>
          string(14) "earth sciences"
        }
      }
    }
    ["narrower"]=>
    array(8) {
      [0]=>
      int(1892)
      [1]=>
      int(1148)
      [2]=>
      int(3931)
      [3]=>
      int(2114)
      [4]=>
      int(1151)
      [5]=>
      int(6390)
      [6]=>
      int(1278)
      [7]=>
      string(4) "6715"
    }
    ["related"]=>
    array(1) {
      [0]=>
      int(833)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(3952)
    }
  }
}