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<?php if(version_compare(PHP_VERSION, '5.0') <= 0) { die('Skipped'); } // Setup $class = 'Concrete5_Model_User'; $count = 1000; // Warm up for($i = 0; $i < $count; $i++) { strpos($class, 'Concrete5_Model'); } // Test - case sensitive $t0 = microtime(true); for($i = 0; $i < $count; $i++) { strpos($class, 'Concrete5_Model'); } $deltaCS = microtime(true) - $t0; // Test - case insensitive $t0 = microtime(true); for($i = 0; $i < $count; $i++) { stripos($class, 'Concrete5_Model'); } $deltaCI = microtime(true) - $t0; echo "case sensitive: ", round($deltaCS * 1000, 2), "\n"; echo "case insensitive: ", round($deltaCI * 1000, 2), "\n"; echo "case sensitive gain: ", round(1 - $deltaCS * 100 / $deltaCI, 2), "%\n";
Output for 7.1.0
case sensitive: 0.06 case insensitive: 0.19 case sensitive gain: -31.3%
Output for 7.0.14
case sensitive: 0.08 case insensitive: 0.24 case sensitive gain: -30.95%
Output for 7.0.6
case sensitive: 0.03 case insensitive: 0.11 case sensitive gain: -30.57%
Output for 7.0.5
case sensitive: 0.05 case insensitive: 0.16 case sensitive gain: -32.48%
Output for 7.0.4
case sensitive: 0.05 case insensitive: 0.15 case sensitive gain: -30.36%
Output for 7.0.3
case sensitive: 0.05 case insensitive: 0.15 case sensitive gain: -30.07%
Output for 7.0.2
case sensitive: 0.05 case insensitive: 0.16 case sensitive gain: -28.36%
Output for 7.0.1
case sensitive: 0.04 case insensitive: 0.22 case sensitive gain: -19.02%
Output for 7.0.0
case sensitive: 0.03 case insensitive: 0.12 case sensitive gain: -28.12%
Output for 5.6.28
case sensitive: 0.25 case insensitive: 0.36 case sensitive gain: -68.3%
Output for 5.6.21
case sensitive: 0.19 case insensitive: 0.28 case sensitive gain: -65.9%
Output for 5.6.20
case sensitive: 0.2 case insensitive: 0.29 case sensitive gain: -65.34%
Output for 5.6.19
case sensitive: 0.17 case insensitive: 0.25 case sensitive gain: -67.68%
Output for 5.6.18
case sensitive: 0.11 case insensitive: 0.18 case sensitive gain: -63.87%
Output for 5.6.17
case sensitive: 0.17 case insensitive: 0.49 case sensitive gain: -34.38%
Output for 5.6.16
case sensitive: 0.18 case insensitive: 0.27 case sensitive gain: -66.61%
Output for 5.6.15
case sensitive: 0.18 case insensitive: 0.27 case sensitive gain: -66.34%
Output for 5.6.14
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -63.74%
Output for 5.6.13
case sensitive: 0.2 case insensitive: 0.3 case sensitive gain: -65.72%
Output for 5.6.12
case sensitive: 0.12 case insensitive: 0.2 case sensitive gain: -56.84%
Output for 5.6.11
case sensitive: 0.2 case insensitive: 0.28 case sensitive gain: -68.68%
Output for 5.6.10
case sensitive: 0.16 case insensitive: 0.26 case sensitive gain: -62.93%
Output for 5.6.9
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -65.44%
Output for 5.6.8
case sensitive: 0.17 case insensitive: 0.25 case sensitive gain: -66.53%
Output for 5.6.7
case sensitive: 0.12 case insensitive: 0.19 case sensitive gain: -60.41%
Output for 5.5.35
case sensitive: 0.17 case insensitive: 0.25 case sensitive gain: -65.2%
Output for 5.5.34
case sensitive: 0.18 case insensitive: 0.32 case sensitive gain: -57.22%
Output for 5.5.33
case sensitive: 0.11 case insensitive: 0.26 case sensitive gain: -42.29%
Output for 5.5.32
case sensitive: 0.19 case insensitive: 0.27 case sensitive gain: -69.95%
Output for 5.5.31
case sensitive: 0.17 case insensitive: 0.27 case sensitive gain: -63.12%
Output for 5.5.30
case sensitive: 0.17 case insensitive: 0.29 case sensitive gain: -58.75%
Output for 5.5.29
case sensitive: 0.17 case insensitive: 0.26 case sensitive gain: -65.36%
Output for 5.5.28
case sensitive: 0.12 case insensitive: 0.19 case sensitive gain: -61.63%
Output for 5.5.27
case sensitive: 0.14 case insensitive: 0.2 case sensitive gain: -68.16%
Output for 5.5.26
case sensitive: 0.16 case insensitive: 0.23 case sensitive gain: -68.44%
Output for 5.5.25
case sensitive: 0.17 case insensitive: 0.37 case sensitive gain: -46.42%
Output for 5.5.24
case sensitive: 0.18 case insensitive: 0.26 case sensitive gain: -67.58%
Output for 5.4.45
case sensitive: 0.16 case insensitive: 0.29 case sensitive gain: -55.4%
Output for 5.4.44
case sensitive: 0.16 case insensitive: 0.24 case sensitive gain: -64.59%
Output for 5.4.43
case sensitive: 0.19 case insensitive: 0.26 case sensitive gain: -72.39%
Output for 5.4.42
case sensitive: 0.16 case insensitive: 0.31 case sensitive gain: -50.72%
Output for 5.4.41
case sensitive: 0.16 case insensitive: 0.24 case sensitive gain: -66.68%
Output for 5.4.40
case sensitive: 0.32 case insensitive: 0.44 case sensitive gain: -71.03%
Output for 5.4.39
case sensitive: 0.19 case insensitive: 0.32 case sensitive gain: -59.45%
Output for 5.4.38
case sensitive: 0.22 case insensitive: 0.35 case sensitive gain: -61.59%
Output for 5.4.37
case sensitive: 0.21 case insensitive: 0.24 case sensitive gain: -84.49%
Output for 5.4.36
case sensitive: 0.19 case insensitive: 0.24 case sensitive gain: -75.45%
Output for 5.4.35
case sensitive: 0.2 case insensitive: 0.26 case sensitive gain: -76.73%
Output for 5.4.34
case sensitive: 0.16 case insensitive: 0.27 case sensitive gain: -60.07%
Output for 5.4.32
case sensitive: 0.12 case insensitive: 0.25 case sensitive gain: -47.93%
Output for 5.4.31
case sensitive: 0.15 case insensitive: 0.24 case sensitive gain: -60.02%
Output for 5.4.30
case sensitive: 0.12 case insensitive: 0.21 case sensitive gain: -56.68%
Output for 5.4.29
case sensitive: 0.12 case insensitive: 0.19 case sensitive gain: -62.11%
Output for 5.4.28
case sensitive: 0.26 case insensitive: 0.45 case sensitive gain: -56.28%
Output for 5.4.27
case sensitive: 0.13 case insensitive: 0.18 case sensitive gain: -73.3%
Output for 5.4.26
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -66.8%
Output for 5.4.25
case sensitive: 0.18 case insensitive: 0.24 case sensitive gain: -75.55%
Output for 5.4.24
case sensitive: 0.13 case insensitive: 0.18 case sensitive gain: -71.1%
Output for 5.4.23
case sensitive: 0.12 case insensitive: 0.31 case sensitive gain: -39.12%
Output for 5.4.22
case sensitive: 0.13 case insensitive: 0.25 case sensitive gain: -49.05%
Output for 5.4.21
case sensitive: 0.13 case insensitive: 0.2 case sensitive gain: -65.79%
Output for 5.4.20
case sensitive: 1.22 case insensitive: 0.35 case sensitive gain: -347.02%
Output for 5.4.19
case sensitive: 0.26 case insensitive: 0.39 case sensitive gain: -64.4%
Output for 5.4.18
case sensitive: 0.28 case insensitive: 0.36 case sensitive gain: -77.84%
Output for 5.4.17
case sensitive: 0.24 case insensitive: 0.4 case sensitive gain: -58.56%
Output for 5.4.16
case sensitive: 0.16 case insensitive: 0.29 case sensitive gain: -54.98%
Output for 5.4.15
case sensitive: 0.14 case insensitive: 0.19 case sensitive gain: -72.78%
Output for 5.4.14
case sensitive: 0.14 case insensitive: 0.18 case sensitive gain: -77.53%
Output for 5.4.13
case sensitive: 0.17 case insensitive: 0.26 case sensitive gain: -63.7%
Output for 5.4.12
case sensitive: 0.29 case insensitive: 0.31 case sensitive gain: -91.57%
Output for 5.4.11
case sensitive: 0.24 case insensitive: 0.37 case sensitive gain: -64.43%
Output for 5.4.10
case sensitive: 0.15 case insensitive: 0.22 case sensitive gain: -66.06%
Output for 5.4.9
case sensitive: 0.27 case insensitive: 0.35 case sensitive gain: -75.02%
Output for 5.4.8
case sensitive: 0.19 case insensitive: 0.2 case sensitive gain: -95.53%
Output for 5.4.7
case sensitive: 0.26 case insensitive: 0.66 case sensitive gain: -37.53%
Output for 5.4.6
case sensitive: 0.16 case insensitive: 0.23 case sensitive gain: -69.95%
Output for 5.4.5
case sensitive: 0.13 case insensitive: 0.22 case sensitive gain: -58.94%
Output for 5.4.4
case sensitive: 0.15 case insensitive: 0.23 case sensitive gain: -63.44%
Output for 5.4.3
case sensitive: 0.13 case insensitive: 0.23 case sensitive gain: -55.19%
Output for 5.4.2
case sensitive: 0.18 case insensitive: 0.25 case sensitive gain: -72.05%
Output for 5.4.1
case sensitive: 0.13 case insensitive: 0.22 case sensitive gain: -59.78%
Output for 5.4.0
case sensitive: 0.17 case insensitive: 0.23 case sensitive gain: -70.28%
Output for 5.3.29
case sensitive: 0.16 case insensitive: 0.2 case sensitive gain: -78.69%
Output for 5.3.28
case sensitive: 0.33 case insensitive: 0.43 case sensitive gain: -75.89%
Output for 5.3.27
case sensitive: 0.15 case insensitive: 0.25 case sensitive gain: -59.23%
Output for 5.3.26
case sensitive: 0.16 case insensitive: 0.22 case sensitive gain: -70.83%
Output for 5.3.25
case sensitive: 0.29 case insensitive: 0.31 case sensitive gain: -91.54%
Output for 5.3.24
case sensitive: 0.15 case insensitive: 0.33 case sensitive gain: -46.24%
Output for 5.3.23
case sensitive: 0.2 case insensitive: 0.26 case sensitive gain: -76.99%
Output for 5.3.22
case sensitive: 0.31 case insensitive: 0.54 case sensitive gain: -56.9%
Output for 5.3.21
case sensitive: 0.23 case insensitive: 0.3 case sensitive gain: -77.56%
Output for 5.3.20
case sensitive: 0.16 case insensitive: 0.22 case sensitive gain: -74.27%
Output for 5.3.19
case sensitive: 0.22 case insensitive: 0.34 case sensitive gain: -65.17%
Output for 5.3.18
case sensitive: 0.23 case insensitive: 0.21 case sensitive gain: -108.04%
Output for 5.3.17
case sensitive: 0.16 case insensitive: 0.27 case sensitive gain: -58.63%
Output for 5.3.16
case sensitive: 0.2 case insensitive: 0.26 case sensitive gain: -75.89%
Output for 5.3.15
case sensitive: 0.16 case insensitive: 0.21 case sensitive gain: -74.39%
Output for 5.3.14
case sensitive: 0.19 case insensitive: 0.3 case sensitive gain: -63.48%
Output for 5.3.13
case sensitive: 0.18 case insensitive: 0.21 case sensitive gain: -83.68%
Output for 5.3.12
case sensitive: 0.16 case insensitive: 0.28 case sensitive gain: -57.26%
Output for 5.3.11
case sensitive: 0.16 case insensitive: 0.29 case sensitive gain: -55.62%
Output for 5.3.10
case sensitive: 0.16 case insensitive: 0.24 case sensitive gain: -66.44%
Output for 5.3.9
case sensitive: 0.16 case insensitive: 0.25 case sensitive gain: -62.48%
Output for 5.3.8
case sensitive: 0.17 case insensitive: 0.29 case sensitive gain: -57.99%
Output for 5.3.7
case sensitive: 0.16 case insensitive: 0.24 case sensitive gain: -63.26%
Output for 5.3.6
case sensitive: 0.17 case insensitive: 0.25 case sensitive gain: -69.64%
Output for 5.3.5
case sensitive: 0.2 case insensitive: 0.24 case sensitive gain: -83.27%
Output for 5.3.4
case sensitive: 0.16 case insensitive: 0.22 case sensitive gain: -70.95%
Output for 5.3.3
case sensitive: 0.22 case insensitive: 0.25 case sensitive gain: -85.85%
Output for 5.3.2
case sensitive: 0.19 case insensitive: 0.21 case sensitive gain: -89.55%
Output for 5.3.1
case sensitive: 0.16 case insensitive: 0.25 case sensitive gain: -62.65%
Output for 5.3.0
case sensitive: 0.31 case insensitive: 0.42 case sensitive gain: -73.24%
Output for 5.2.17
case sensitive: 0.33 case insensitive: 0.44 case sensitive gain: -72.38%
Output for 5.2.16
case sensitive: 0.29 case insensitive: 0.42 case sensitive gain: -69.2%
Output for 5.2.15
case sensitive: 0.16 case insensitive: 0.23 case sensitive gain: -68.62%
Output for 5.2.14
case sensitive: 0.26 case insensitive: 0.5 case sensitive gain: -49.52%
Output for 5.2.13
case sensitive: 0.29 case insensitive: 0.49 case sensitive gain: -59.5%
Output for 5.2.12
case sensitive: 0.29 case insensitive: 0.36 case sensitive gain: -78.26%
Output for 5.2.11
case sensitive: 0.41 case insensitive: 0.52 case sensitive gain: -77.99%
Output for 5.2.10
case sensitive: 0.3 case insensitive: 0.47 case sensitive gain: -62.93%
Output for 5.2.9
case sensitive: 0.37 case insensitive: 0.45 case sensitive gain: -81.5%
Output for 5.2.8
case sensitive: 0.3 case insensitive: 0.46 case sensitive gain: -65.08%
Output for 5.2.7
case sensitive: 0.16 case insensitive: 0.27 case sensitive gain: -57.19%
Output for 5.2.6
case sensitive: 0.15 case insensitive: 0.27 case sensitive gain: -54.25%
Output for 5.2.5
case sensitive: 0.17 case insensitive: 0.25 case sensitive gain: -68.81%
Output for 5.2.4
case sensitive: 0.15 case insensitive: 0.24 case sensitive gain: -63.19%
Output for 5.2.3
case sensitive: 0.18 case insensitive: 0.31 case sensitive gain: -57.16%
Output for 5.2.2
case sensitive: 0.16 case insensitive: 0.27 case sensitive gain: -59.23%
Output for 5.2.1
case sensitive: 0.16 case insensitive: 0.23 case sensitive gain: -67.14%
Output for 5.2.0
case sensitive: 0.16 case insensitive: 0.25 case sensitive gain: -65.93%
Output for 5.1.6
case sensitive: 0.18 case insensitive: 0.22 case sensitive gain: -81.24%
Output for 5.1.5
case sensitive: 0.17 case insensitive: 0.22 case sensitive gain: -78.96%
Output for 5.1.4
case sensitive: 0.19 case insensitive: 0.23 case sensitive gain: -79.08%
Output for 5.1.3
case sensitive: 0.14 case insensitive: 0.31 case sensitive gain: -45.44%
Output for 5.1.2
case sensitive: 0.15 case insensitive: 0.23 case sensitive gain: -63.94%
Output for 5.1.1
case sensitive: 0.18 case insensitive: 0.22 case sensitive gain: -79.66%
Output for 5.1.0
case sensitive: 0.22 case insensitive: 0.31 case sensitive gain: -68.78%
Output for 5.0.5
case sensitive: 0.31 case insensitive: 0.49 case sensitive gain: -62.81%
Output for 5.0.4
case sensitive: 0.35 case insensitive: 0.43 case sensitive gain: -81.61%
Output for 5.0.3
case sensitive: 0.41 case insensitive: 0.43 case sensitive gain: -94.31%
Output for 5.0.2
case sensitive: 0.36 case insensitive: 0.44 case sensitive gain: -80.84%
Output for 5.0.1
case sensitive: 0.33 case insensitive: 0.43 case sensitive gain: -74.61%
Output for 5.0.0
case sensitive: 0.31 case insensitive: 0.38 case sensitive gain: -79.15%
Output for 4.3.0 - 4.4.9
Skipped