original_string: public function clearContain()
      {
          $this->_containments = [];
          $this->_normalized = null;
          $this->_loadExternal = [];
          $this->_aliasList = [];
      }
code: public function clearContain()
      {
          $this->_containments = [];
          $this->_normalized = null;
          $this->_loadExternal = [];
          $this->_aliasList = [];
      }
code_tokens: public function clearContain ( ) { $ this -> _containments = [ ] ; $ this -> _normalized = null ; $ this -> _loadExternal = [ ] ; $ this -> _aliasList = [ ] ; }
docstring: Remove any existing non-matching based containments.
  
  This will reset/clear out any contained associations that were not
  added via matching().
  
  @return void
docstring_tokens: Remove any existing non - matching based containments .