public function startPush($section, $content = '')
    {
        if ($content === '') {
            if (ob_start()) {
                $this->pushStack[] = $section;
            }
        } else {
            $this->extendPush($section, $content);
        }
    }
public function startPush($section, $content = '')
    {
        if ($content === '') {
            if (ob_start()) {
                $this->pushStack[] = $section;
            }
        } else {
            $this->extendPush($section, $content);
        }
    }
public function startPush ( $ section , $ content = '' ) { if ( $ content === '' ) { if ( ob_start ( ) ) { $ this -> pushStack [ ] = $ section ; } } else { $ this -> extendPush ( $ section , $ content ) ; } }
Start injecting content into a push section.

@param  string  $section
@param  string  $content
@return void
Start injecting content into a push section .