3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "Init:\n"; $start_t = microtime(true); $iarr = new ArrayIterator; for($i = 0; $i < 10000; $i++) { $iarr[$i] = 'test'; } echo 'ArrayIterator: '; var_dump(microtime(true) - $start_t); $start_t = microtime(true); $sarr = new SplFixedArray(10000); for($i = 0; $i < 10000; $i++) { $sarr[$i] = 'test'; } echo 'SplFixedArray: '; var_dump(microtime(true) - $start_t); $start_t = microtime(true); $arr = []; for($i = 0; $i < 10000; $i++) { $arr[$i] = 'test'; } echo 'Simple array: '; var_dump(microtime(true) - $start_t); echo "Foreach:\n"; $start_t = microtime(true); foreach ($arr as $key => $value) { $iarr[$key] = $value . 'bar'; } echo 'ArrayIterator: '; var_dump(microtime(true) - $start_t); $start_t = microtime(true); foreach ($arr as $key => $value) { $sarr[$key] = $value . 'bar'; } echo 'SplFixedArray: '; var_dump(microtime(true) - $start_t); $start_t = microtime(true); foreach ($arr as $key => $value) { $arr[$key] = $value . 'bar'; } echo 'Simple array: '; var_dump(microtime(true) - $start_t);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.3.10.0110.01218.41
7.3.00.0130.01018.39
7.2.130.0130.01218.77
7.2.120.0140.01118.77
7.2.110.0100.01318.47
7.2.100.0140.01418.73
7.2.90.0120.01118.59
7.2.80.0120.01218.79
7.2.70.0090.01618.80
7.2.60.0100.01518.72
7.2.50.0180.00718.93
7.2.40.0120.01418.84
7.2.30.0120.01318.66
7.2.20.0110.01018.55
7.2.10.0130.00918.68
7.2.00.0100.01319.51
7.1.250.0170.00817.56
7.1.70.0030.01018.96
7.1.60.0030.01619.31
7.1.50.0030.01718.79
7.1.00.0030.08024.36
7.0.200.0230.00818.58
7.0.140.0130.06724.00
7.0.70.0130.03321.81
7.0.60.0070.08021.95
7.0.50.1330.09022.04
7.0.40.0030.09720.04
7.0.30.0000.09320.15
7.0.20.0130.08720.14
7.0.10.0100.06020.09
7.0.00.0030.06320.03
5.6.280.0070.08726.79
5.6.220.0070.04726.34
5.6.210.0170.08026.13
5.6.200.0070.10026.71
5.6.190.0170.04326.79
5.6.180.0000.10726.69
5.6.170.0130.09726.72
5.6.160.0070.05726.84
5.6.150.0030.05326.64
5.6.140.0170.04726.73
5.6.130.0070.05026.68
5.6.120.0200.05026.73
5.6.110.0170.09326.61
5.6.100.0170.06326.69
5.6.90.0170.08326.61
5.6.80.0100.08726.16
5.6.70.0030.10026.14
5.6.60.0130.09326.21
5.6.50.0130.09326.16
5.6.40.0100.08726.10
5.6.30.0100.09026.11
5.6.20.0130.09325.96
5.6.10.0200.07026.09
5.6.00.0070.09326.07
5.5.360.0100.04326.06
5.5.350.0070.09726.10
5.5.340.0100.06026.49
5.5.330.0100.09326.45
5.5.320.0100.09726.53
5.5.310.0130.09026.47
5.5.300.0070.04726.60
5.5.290.0130.09026.41
5.5.280.0200.09326.43
5.5.270.0070.05326.45
5.5.260.0130.08726.39
5.5.250.0130.09326.39
5.5.240.0100.07325.98
5.5.230.0130.08725.84
5.5.220.0030.07325.93
5.5.210.0130.09325.91
5.5.200.0100.07725.91
5.5.190.0070.08325.85
5.5.180.0070.05325.92
5.5.160.0100.05325.94
5.5.150.0170.07725.95
5.5.140.0100.09025.89
5.5.130.0130.08725.88
5.5.120.0130.09025.90
5.5.110.0100.06025.77
5.5.100.0100.09025.77
5.5.90.0200.07325.82
5.5.80.0100.06025.61
5.5.70.0100.05725.61
5.5.60.0070.06325.75
5.5.50.0130.08325.63
5.5.40.0100.09025.78
5.5.30.0030.07325.71
5.5.20.0100.09725.70
5.5.10.0130.09325.78
5.5.00.0030.05325.69
5.4.450.0100.09325.05
5.4.440.0100.04724.93
5.4.430.0130.09024.98
5.4.420.0070.06324.93
5.4.410.0100.09324.86
5.4.400.0100.04724.60
5.4.390.0100.09024.43
5.4.380.0130.09024.70
5.4.370.0100.05724.39
5.4.360.0170.08024.75
5.4.350.0100.06024.61
5.4.340.0200.03324.59
5.4.320.0000.05724.73
5.4.310.0130.05024.60
5.4.300.0130.09024.58
5.4.290.0130.09324.75
5.4.280.0070.08024.56
5.4.270.0100.09724.64
5.4.260.0030.08724.66
5.4.250.0170.04024.65
5.4.240.0130.09324.40
5.4.230.0170.08024.65
5.4.220.0170.08724.65
5.4.210.0030.09324.65
5.4.200.0100.04724.57
5.4.190.0200.07724.65
5.4.180.0230.07724.63
5.4.170.0170.07024.57
5.4.160.0100.08724.68
5.4.150.0170.08724.73
5.4.140.0070.06721.95
5.4.130.0070.08722.01
5.4.120.0070.06021.78
5.4.110.0130.08321.82
5.4.100.0170.08721.92
5.4.90.0130.08722.09
5.4.80.0100.04321.95
5.4.70.0170.07721.93
5.4.60.0130.07321.88
5.4.50.0130.06321.87
5.4.40.0130.04021.86
5.4.30.0230.07721.88
5.4.20.0070.08321.83
5.4.10.0070.09321.82
5.4.00.0070.06021.46
5.3.290.0070.05314.63
5.3.280.0070.07714.46
5.3.270.0100.07014.54
5.3.260.0030.08714.59
5.3.250.0070.08014.45
5.3.240.0100.06714.60
5.3.230.0070.08014.59
5.3.220.0070.07314.56
5.3.210.0100.07714.43
5.3.200.0100.04714.43
5.3.190.0170.06314.53
5.3.180.0030.07314.38
5.3.170.0100.07314.56
5.3.160.0070.08014.39
5.3.150.0030.08314.53
5.3.140.0100.07314.56
5.3.130.0070.08314.53
5.3.120.0170.06714.39
5.3.110.0130.06714.46
5.3.100.0070.08013.98
5.3.90.0130.06313.96
5.3.80.0100.07314.02
5.3.70.0100.07314.01
5.3.60.0170.07013.91
5.3.50.0030.08013.82
5.3.40.0030.07713.92
5.3.30.0030.07713.88
5.3.20.0170.06713.55
5.3.10.0100.05313.63
5.3.00.0130.07013.63
5.2.170.0070.06012.29
5.2.160.0100.05712.29
5.2.150.0030.06312.29
5.2.140.0130.05312.29
5.2.130.0100.06012.29
5.2.120.0100.05312.29
5.2.110.0030.06312.29
5.2.100.0030.06312.29
5.2.90.0030.05712.29
5.2.80.0070.06712.29
5.2.70.0000.05012.29
5.2.60.0070.06312.29
5.2.50.0070.05012.29
5.2.40.0030.06012.29
5.2.30.0000.07312.29
5.2.20.0030.06012.29
5.2.10.0000.05312.29
5.2.00.0070.06312.29
5.1.60.0030.04012.29
5.1.50.0030.05712.29
5.1.40.0000.06012.29
5.1.30.0030.05712.29
5.1.20.0030.04712.29
5.1.10.0030.04012.29
5.1.00.0000.03712.29
5.0.50.0030.04712.29
5.0.40.0030.04312.29
5.0.30.0000.06712.29
5.0.20.0070.03012.29
5.0.10.0000.04712.29
5.0.00.0000.07312.29
4.4.90.0000.04012.29
4.4.80.0000.03712.29
4.4.70.0030.03312.29
4.4.60.0000.04012.29
4.4.50.0030.03312.29
4.4.40.0000.05712.29
4.4.30.0000.03712.29
4.4.20.0030.03312.29
4.4.10.0000.04012.29
4.4.00.0070.05312.29
4.3.110.0000.04012.29
4.3.100.0070.03312.29
4.3.90.0000.02712.29
4.3.80.0000.06012.29
4.3.70.0030.03312.29
4.3.60.0030.02712.29
4.3.50.0100.02712.29
4.3.40.0030.05012.29
4.3.30.0030.03312.29
4.3.20.0000.02712.29
4.3.10.0070.01712.29
4.3.00.0000.04012.29

preferences:
37.42 ms | 401 KiB | 5 Q