Debug/TraceLogger.php
public function startAction($actionName)
    {
        $startStopwatch = $this->stopwatch && empty($this->actionStack);

        $this->actionStack[] = ['name' => $actionName, 'time' => microtime(true), 'subtrahend' => 0];
        $this->lastActionIndex++;
        if ($startStopwatch) {
            $this->stopwatch->start($this->getStopwatchName(), $this->sectionName);
        }
    }
public function startAction($actionName)
    {
        $startStopwatch = $this->stopwatch && empty($this->actionStack);

        $this->actionStack[] = ['name' => $actionName, 'time' => microtime(true), 'subtrahend' => 0];
        $this->lastActionIndex++;
        if ($startStopwatch) {
            $this->stopwatch->start($this->getStopwatchName(), $this->sectionName);
        }
    }
public function startAction ( $ actionName ) { $ startStopwatch = $ this -> stopwatch && empty ( $ this -> actionStack ) ; $ this -> actionStack [ ] = [ 'name' => $ actionName , 'time' => microtime ( true ) , 'subtrahend' => 0 ] ; $ this -> lastActionIndex ++ ; if ( $ startStopwatch ) { $ this -> stopwatch -> start ( $ this -> getStopwatchName ( ) , $ this -> sectionName ) ; } }
Marks an action as started

@param string $actionName
Marks an action as started