3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start=microtime(1); $a=8e300; var_dump($a.''); print 'Time: '.(microtime(1)-$start);

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)
7.3.120.0120.00914.76
7.3.110.0090.00914.72
7.3.100.0100.00614.68
7.3.90.0130.00314.82
7.3.80.0130.00314.66
7.3.70.0040.01114.68
7.3.60.0030.00814.48
7.3.50.0120.00314.49
7.3.40.0030.00914.77
7.3.30.0040.01114.80
7.3.20.0070.00716.59
7.3.10.0030.01016.48
7.3.00.0030.01316.51
7.2.240.0110.00714.96
7.2.230.0110.00414.79
7.2.220.0030.01014.95
7.2.210.0000.00914.98
7.2.200.0040.01115.23
7.2.190.0000.01015.09
7.2.180.0080.00414.92
7.2.170.0060.00914.89
7.2.160.0070.00714.81
7.2.150.0070.01116.86
7.2.140.0110.00717.02
7.2.130.0000.01216.96
7.2.120.0080.00516.91
7.2.110.0060.00916.77
7.2.100.0070.00717.00
7.2.90.0080.00816.94
7.2.80.0000.01616.89
7.2.70.0060.00316.56
7.2.60.0090.00017.04
7.2.50.0110.00316.79
7.2.40.0060.00916.96
7.2.30.0070.00717.01
7.2.20.0070.00716.67
7.2.10.0030.01016.84
7.2.00.0100.00518.10
7.1.330.0120.00315.63
7.1.320.0030.01415.82
7.1.310.0000.01316.02
7.1.300.0110.00315.70
7.1.290.0060.00615.43
7.1.280.0030.01015.61
7.1.270.0000.01415.69
7.1.260.0120.00015.91
7.1.250.0100.00315.66
7.1.70.0050.00217.16
7.1.60.0090.01519.30
7.1.50.0090.01216.89
7.1.00.0000.04322.51
7.0.200.0030.01016.72
7.0.140.0030.07322.09
7.0.120.0070.07022.04
7.0.60.0100.08319.87
7.0.50.0100.04017.66
7.0.40.0130.08020.20
7.0.30.0400.06720.04
7.0.20.0230.04720.12
7.0.10.0100.05020.05
7.0.00.0070.04020.33
5.6.280.0100.06720.89
5.6.210.0030.08320.46
5.6.200.0130.03318.18
5.6.190.0200.07320.56
5.6.180.0170.04320.39
5.6.170.0230.04320.61
5.6.160.0100.06320.37
5.6.150.0130.08018.18
5.6.140.0000.04318.21
5.6.130.0130.07318.12
5.6.120.0130.08020.96
5.6.110.0070.04320.98
5.6.100.0100.07021.13
5.6.90.0100.08720.95
5.6.80.0100.06020.51
5.6.70.0400.06320.37
5.5.350.0370.06720.39
5.5.340.0100.07318.00
5.5.330.0170.07020.47
5.5.320.0000.07320.25
5.5.310.0270.06720.17
5.5.300.0030.04317.91
5.5.290.0100.08017.92
5.5.280.0070.04320.80
5.5.270.0130.08020.71
5.5.260.0030.04320.67
5.5.250.0070.08720.68
5.5.240.0000.04020.23
5.4.450.0030.05019.42
5.4.440.0070.03719.41
5.4.430.0030.04019.43
5.4.420.0070.03719.52
5.4.410.0070.03319.28
5.4.400.0070.03319.18
5.4.390.0070.03319.16
5.4.380.0000.04018.88
5.4.370.0000.04019.11
5.4.360.0030.03718.81
5.4.350.0030.03719.17
5.4.340.0030.03718.79
5.4.320.0030.03719.18
5.4.310.0030.03718.93
5.4.300.0000.04319.09
5.4.290.0030.04319.15
5.4.280.0030.04019.00
5.4.270.0030.03719.11
5.4.260.0030.03719.09
5.4.250.0070.03319.00
5.4.240.0070.03319.13
5.4.230.0000.04019.10
5.4.220.0070.07719.17
5.4.210.0100.06019.13
5.4.200.0000.08319.13
5.4.190.0000.04019.14
5.4.180.0130.06319.10
5.4.170.0100.06019.11
5.4.160.0130.05018.77
5.4.150.0200.06719.16
5.4.140.0070.07716.29
5.4.130.0030.08016.37
5.4.120.0070.07316.27
5.4.110.0030.04016.24
5.4.100.0000.05716.34
5.4.90.0100.07316.38
5.4.80.0070.03316.30
5.4.70.0070.03316.27
5.4.60.0070.04316.37
5.4.50.0100.06716.23
5.4.40.0030.04316.38
5.4.30.0030.03716.25
5.4.20.0030.06016.56
5.4.10.0070.03716.20
5.4.00.0100.06715.69
5.3.290.0030.03714.60
5.3.280.0070.05014.52
5.3.270.0030.04014.69
5.3.260.0170.06014.58
5.3.250.0070.06014.50
5.3.240.0100.05314.55
5.3.230.0070.04314.52
5.3.220.0130.05014.50
5.3.210.0100.06014.54
5.3.200.0070.06014.49
5.3.190.0030.06314.51
5.3.180.0030.03714.57
5.3.170.0100.04014.48
5.3.160.0070.03714.64
5.3.150.0070.03314.55
5.3.140.0000.04714.36
5.3.130.0000.04714.55
5.3.120.0070.05314.46
5.3.110.0070.07714.47
5.3.100.0100.06713.93
5.3.90.0000.06713.90
5.3.80.0070.04313.94
5.3.70.0030.03713.94
5.3.60.0070.05713.82
5.3.50.0000.04314.04
5.3.40.0000.05013.77
5.3.30.0030.04013.72
5.3.20.0100.04713.48
5.3.10.0070.03313.63
5.3.00.0070.07313.58
5.2.170.0000.03311.08
5.2.160.0000.05011.12
5.2.150.0100.04311.02
5.2.140.0100.05311.11
5.2.130.0030.03310.93
5.2.120.0000.03011.04
5.2.110.0030.03011.00
5.2.100.0070.03310.92
5.2.90.0030.04311.09
5.2.80.0070.04011.24
5.2.70.0000.06711.17
5.2.60.0000.04711.13
5.2.50.0100.06310.95
5.2.40.0030.06011.15
5.2.30.0030.05710.84
5.2.20.0030.03010.81
5.2.10.0030.06310.81
5.2.00.0070.05310.75
5.1.60.0030.03310.13
5.1.50.0070.02010.01
5.1.40.0070.03010.11
5.1.30.0030.02710.34
5.1.20.0030.03310.34
5.1.10.0000.02710.08
5.1.00.0000.04010.06
5.0.50.0070.0278.44
5.0.40.0030.0178.45
5.0.30.0070.0378.36
5.0.20.0000.0478.18
5.0.10.0000.0478.30
5.0.00.0000.0538.13
4.4.90.0000.0177.63
4.4.80.0000.0337.63
4.4.70.0030.0377.63
4.4.60.0000.0277.63
4.4.50.0030.0407.63
4.4.40.0000.0277.63
4.4.30.0030.0277.63
4.4.20.0000.0207.63
4.4.10.0030.0277.63
4.4.00.0000.0607.63
4.3.110.0030.0377.63
4.3.100.0000.0377.63
4.3.90.0030.0377.63
4.3.80.0000.0507.63
4.3.70.0030.0237.63
4.3.60.0000.0377.63
4.3.50.0030.0177.63
4.3.40.0000.0537.63
4.3.30.0000.0237.63
4.3.20.0000.0407.63
4.3.10.0000.0377.63
4.3.00.0030.0337.63

preferences:
37.43 ms | 401 KiB | 5 Q