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Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Symfony\Component\HttpFoundation\HeaderBag::has [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Symfony\Component\HttpFoundation\HeaderBag::has45 23.8% 382 0.1% 422 0.1% 8,936 0.0% 5,864 0.0%
Exclusive Metrics for Current Function275 72.0% 225 53.3% 3,640 40.7% 3,544 60.4%
Parent functions
Symfony\Component\HttpFoundation\Request::prepareRequestUri30 66.7% 261 68.3% 284 67.3% 5,608 62.8% 4,336 73.9%
Symfony\Component\HttpFoundation\ResponseHeaderBag::computeCacheControlValue10 22.2% 82 21.5% 93 22.0% 1,400 15.7% 720 12.3%
Symfony\Component\HttpFoundation\Response::prepare3 6.7% 22 5.8% 26 6.2% 984 11.0% 0 0.0%
Symfony\Component\HttpFoundation\Response::__construct2 4.4% 17 4.5% 19 4.5% 944 10.6% 808 13.8%
Child functions
strtr45 33.3% 45 11.8% 75 17.8% 2,240 25.1% 856 14.6%
strtolower45 33.3% 42 11.0% 63 14.9% 2,248 25.2% 752 12.8%
array_key_exists45 33.3% 20 5.2% 59 14.0% 808 9.0% 712 12.1%