original_string: protected function static_acceleration_delete($key) {
          unset($this->staticaccelerationarray[$key]);
          if ($this->staticaccelerationsize !== false && isset($this->staticaccelerationkeys[$key])) {
              unset($this->staticaccelerationkeys[$key]);
              $this->staticaccelerationcount--;
          }
          return true;
      }
code: protected function static_acceleration_delete($key) {
          unset($this->staticaccelerationarray[$key]);
          if ($this->staticaccelerationsize !== false && isset($this->staticaccelerationkeys[$key])) {
              unset($this->staticaccelerationkeys[$key]);
              $this->staticaccelerationcount--;
          }
          return true;
      }
code_tokens: protected function static_acceleration_delete ( $ key ) { unset ( $ this -> staticaccelerationarray [ $ key ] ) ; if ( $ this -> staticaccelerationsize !== false && isset ( $ this -> staticaccelerationkeys [ $ key ] ) ) { unset ( $ this -> staticaccelerationkeys [ $ key ] ) ; $ this -> staticaccelerationcount -- ; } return true ; }
docstring: Deletes an item from the static acceleration array.
  
  @param string|int $key As given to get|set|delete
  @return bool True on success, false otherwise.
docstring_tokens: Deletes an item from the static acceleration array .