private function filterStackTrace($stackTrace)
    {
        return array_values(
            array_filter($stackTrace, function ($st) {
                return !array_key_exists('class', $st) || substr($st['class'], 0, 16) != 'OpenCensus\Trace';
            })
        );
    }
private function filterStackTrace($stackTrace)
    {
        return array_values(
            array_filter($stackTrace, function ($st) {
                return !array_key_exists('class', $st) || substr($st['class'], 0, 16) != 'OpenCensus\Trace';
            })
        );
    }
private function filterStackTrace ( $ stackTrace ) { return array_values ( array_filter ( $ stackTrace , function ( $ st ) { return ! array_key_exists ( 'class' , $ st ) || substr ( $ st [ 'class' ] , 0 , 16 ) != 'OpenCensus\Trace' ; } ) ) ; }
Return a filtered stackTrace where we strip out all functions from the OpenCensus\Trace namespace

@return array
Return a filtered stackTrace where we strip out all functions from the OpenCensus \ Trace namespace