original_string: public function load($target, $resourceUrl, $idField = 'id', $textField = 'text') : self
      {
          $column = $this->filter->getColumn();
  
          $script = <<<EOT
  $(document).off('change', ".{$this->getClass($column)}");
  $(document).on('change', ".{$this->getClass($column)}", function () {
      var target = $(this).closest('form').find(".{$this->getClass($target)}");
      $.get("$resourceUrl?q="+this.value, function (data) {
          target.find("option").remove();
          $.each(data, function (i, item) {
              $(target).append($('<option>', {
                  value: item.$idField,
                  text : item.$textField
              }));
          });
          
          $(target).val(null).trigger('change');
      });
  });
  EOT;
  
          Admin::script($script);
  
          return $this;
      }
code: public function load($target, $resourceUrl, $idField = 'id', $textField = 'text') : self
      {
          $column = $this->filter->getColumn();
  
          $script = <<<EOT
  $(document).off('change', ".{$this->getClass($column)}");
  $(document).on('change', ".{$this->getClass($column)}", function () {
      var target = $(this).closest('form').find(".{$this->getClass($target)}");
      $.get("$resourceUrl?q="+this.value, function (data) {
          target.find("option").remove();
          $.each(data, function (i, item) {
              $(target).append($('<option>', {
                  value: item.$idField,
                  text : item.$textField
              }));
          });
          
          $(target).val(null).trigger('change');
      });
  });
  EOT;
  
          Admin::script($script);
  
          return $this;
      }
code_tokens: public function load ( $ target , $ resourceUrl , $ idField = 'id' , $ textField = 'text' ) : self { $ column = $ this -> filter -> getColumn ( ) ; $ script =  <<<EOT
  $(document).off('change', ".{$this->getClass($column)}");
  $(document).on('change', ".{$this->getClass($column)}", function () {
      var target = $(this).closest('form').find(".{$this->getClass($target)}");
      $.get("$resourceUrl?q="+this.value, function (data) {
          target.find("option").remove();
          $.each(data, function (i, item) {
              $(target).append($('<option>', {
                  value: item.$idField,
                  text : item.$textField
              }));
          });
          
          $(target).val(null).trigger('change');
      });
  });
  EOT ; Admin :: script ( $ script ) ; return $ this ; }
docstring: Load options for other select when change.
  
  @param string $target
  @param string $resourceUrl
  @param string $idField
  @param string $textField
  
  @return $this
docstring_tokens: Load options for other select when change .