3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = strtotime(date('c')); $b = strtotime(date('c', time() + 60*15)); var_dump($b-$a);

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)
7.3.10.0160.00616.54
7.3.00.0090.01116.69
7.2.130.0200.00016.46
7.2.120.0180.00316.80
7.2.110.0110.01116.57
7.2.100.0030.01416.48
7.2.90.0130.00016.97
7.2.80.0100.00616.86
7.2.70.0090.01416.82
7.2.60.0060.00716.70
7.2.50.0100.00516.51
7.2.40.0100.00616.84
7.2.30.0060.01217.07
7.2.20.0210.00716.91
7.2.10.0000.01417.05
7.2.00.0090.00916.81
7.1.250.0110.00415.77
7.1.200.0090.00315.79
7.1.100.0190.00018.27
7.1.70.0000.00717.47
7.1.60.0140.01119.50
7.1.50.0070.01417.09
7.1.00.0000.03722.43
7.0.200.0030.01016.95
7.0.140.0000.07722.09
7.0.90.0100.06019.96
7.0.80.0070.08020.04
7.0.70.0070.08719.93
7.0.60.0130.07719.78
7.0.50.0330.03320.32
7.0.40.0130.03320.05
7.0.30.0030.03720.04
7.0.20.0070.03320.05
7.0.10.0100.03020.12
7.0.00.0030.04320.16
5.6.280.0030.07321.07
5.6.240.0100.07320.66
5.6.230.0130.06720.54
5.6.220.0100.07320.48
5.6.210.0000.09720.74
5.6.200.0000.04720.95
5.6.190.0000.04721.00
5.6.180.0030.04721.10
5.6.170.0070.04021.05
5.6.160.0030.04320.93
5.6.150.0070.06721.17
5.6.140.0030.03721.03
5.6.130.0030.04720.92
5.6.120.0070.04021.05
5.6.110.0030.06020.98
5.6.100.0030.06320.99
5.6.90.0100.04020.93
5.6.80.0030.04320.42
5.6.70.0030.04020.39
5.6.60.0070.03720.33
5.6.50.0070.04720.31
5.6.40.0130.03020.48
5.6.30.0130.05020.39
5.6.20.0030.04020.38
5.6.10.0000.03720.39
5.6.00.0030.05020.29
5.5.380.0070.04720.38
5.5.370.0130.07720.54
5.5.360.0130.04320.34
5.5.350.0100.08020.32
5.5.340.0000.04720.83
5.5.330.0070.04020.87
5.5.320.0100.03320.88
5.5.310.0070.03720.82
5.5.300.0070.03720.85
5.5.290.0070.06020.72
5.5.280.0000.04320.79
5.5.270.0100.03720.90
5.5.260.0030.04020.83
5.5.250.0070.05020.63
5.5.240.0130.03320.29
5.5.230.0030.03720.23
5.5.220.0030.03720.10
5.5.210.0170.03020.28
5.5.200.0030.03320.17
5.5.190.0030.04720.24
5.5.180.0000.04320.27
5.5.160.0070.03720.25
5.5.150.0030.04019.98
5.5.140.0030.03720.13
5.5.130.0000.04320.10
5.5.120.0130.03020.22
5.5.110.0030.04720.17
5.5.100.0070.04020.06
5.5.90.0070.02720.06
5.5.80.0000.04020.08
5.5.70.0100.04320.13
5.5.60.0100.06320.04
5.5.50.0070.03020.04
5.5.40.0100.07320.09
5.5.30.0070.07320.06
5.5.20.0130.07720.07
5.5.10.0070.07719.97
5.5.00.0100.07720.02
5.4.450.0100.04019.31
5.4.440.0000.08319.30
5.4.430.0130.04319.29
5.4.420.0070.04019.46
5.4.410.0030.05019.24
5.4.400.0070.03719.06
5.4.390.0030.04019.23
5.4.380.0000.04318.90
5.4.370.0030.04019.12
5.4.360.0030.04319.23
5.4.350.0030.03719.04
5.4.340.0070.03319.12
5.4.320.0030.03719.11
5.4.310.0000.04018.96
5.4.300.0070.03319.03
5.4.290.0100.03018.83
5.4.280.0070.03319.09
5.4.270.0070.03318.79
5.4.260.0070.03719.09
5.4.250.0100.02718.77
5.4.240.0030.03719.09
5.4.230.0030.03719.07
5.4.220.0030.07718.94
5.4.210.0030.06719.14
5.4.200.0030.04719.13
5.4.190.0070.03019.22
5.4.180.0070.06718.99
5.4.170.0100.06718.96
5.4.160.0000.04019.12
5.4.150.0130.07319.10
5.4.140.0000.08016.37
5.4.130.0030.04016.40
5.4.120.0100.06316.32
5.4.110.0100.06316.31
5.4.100.0030.07716.26
5.4.90.0070.07316.32
5.4.80.0070.07016.48
5.4.70.0100.06716.46
5.4.60.0130.04716.41
5.4.50.0070.08316.21
5.4.40.0100.07716.46
5.4.30.0030.04016.34
5.4.20.0100.06716.18
5.4.10.0100.06016.37
5.4.00.0000.06715.80
5.3.290.0000.04314.48
5.3.280.0030.08014.59
5.3.270.0030.06014.60
5.3.260.0070.07314.46
5.3.250.0130.03714.42
5.3.240.0070.06714.46
5.3.230.0070.06014.57
5.3.220.0100.05314.55
5.3.210.0170.03714.41
5.3.200.0000.04714.57
5.3.190.0070.06714.53
5.3.180.0100.06014.38
5.3.170.0030.06014.47
5.3.160.0130.04314.55
5.3.150.0070.04014.52
5.3.140.0030.07714.51
5.3.130.0070.07714.54
5.3.120.0030.04714.45
5.3.110.0130.08314.40
5.3.100.0070.06713.87
5.3.90.0130.07013.98
5.3.80.0070.06313.80
5.3.70.0100.03714.00
5.3.60.0130.07013.99
5.3.50.0030.04013.92
5.3.40.0200.04013.90
5.3.30.0000.04313.86
5.3.20.0070.04013.65
5.3.10.0030.04313.66
5.3.00.0170.06313.49
5.2.170.0100.03011.13
5.2.160.0030.03311.19
5.2.150.0070.07011.19
5.2.140.0070.05711.00
5.2.130.0070.06011.11
5.2.120.0070.06310.92
5.2.110.0000.06311.16
5.2.100.0030.05711.05
5.2.90.0170.03711.09
5.2.80.0070.05311.05
5.2.70.0070.06011.08
5.2.60.0000.03710.91
5.2.50.0100.06011.08
5.2.40.0030.03310.84
5.2.30.0030.03310.89
5.2.20.0030.06011.01
5.2.10.0030.05710.84
5.2.00.0030.03310.76
5.1.60.0070.02710.45
5.1.50.0030.02710.45
5.1.40.0070.03710.45
5.1.30.0070.05010.45
5.1.20.0000.06010.45
5.1.10.0000.02710.45
5.1.00.0030.05310.45
5.0.50.0000.05010.45
5.0.40.0030.02010.45
5.0.30.0000.05310.45
5.0.20.0000.04710.45
5.0.10.0030.04310.45
5.0.00.0030.03310.45
4.4.90.0070.03010.45
4.4.80.0000.03310.45
4.4.70.0000.02010.45
4.4.60.0000.03710.45
4.4.50.0000.03010.45
4.4.40.0030.03010.45
4.4.30.0000.02710.45
4.4.20.0100.02710.45
4.4.10.0070.01710.45
4.4.00.0000.03310.45
4.3.110.0070.03010.45
4.3.100.0030.03310.45
4.3.90.0000.03310.45
4.3.80.0070.04010.45
4.3.70.0030.01710.45
4.3.60.0070.01310.45
4.3.50.0070.02710.45
4.3.40.0070.03710.45
4.3.30.0000.03710.45
4.3.20.0000.02010.45
4.3.10.0000.01710.45
4.3.00.0000.03710.45

preferences:
38.87 ms | 400 KiB | 5 Q