3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(strtotime("Y-m-01 00:00:00"));

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)
8.1.110.0000.00717.41
8.1.100.0000.00817.42
8.1.90.0040.00417.41
8.1.80.0050.00317.52
8.1.70.0030.00317.46
8.1.60.0040.00417.46
8.1.50.0030.00517.40
8.1.40.0040.00417.49
8.1.30.0000.00817.54
8.1.20.0050.00317.57
8.1.10.0040.00417.38
8.1.00.0070.00017.42
8.0.240.0030.00617.01
8.0.230.0070.00016.91
8.0.220.0000.00716.95
8.0.210.0030.00316.82
8.0.200.0000.00817.00
8.0.190.0000.00717.05
8.0.180.0000.00716.89
8.0.170.0040.00416.95
8.0.160.0000.00717.03
8.0.150.0040.00416.79
8.0.140.0050.00316.81
8.0.130.0000.00513.41
8.0.120.0000.00816.82
8.0.110.0000.00816.79
8.0.100.0000.00716.83
8.0.90.0050.00216.82
8.0.80.0120.00316.88
8.0.70.0040.00416.77
8.0.60.0030.00316.99
8.0.50.0030.00317.06
8.0.30.0090.00917.18
8.0.20.0080.01017.40
8.0.10.0000.00716.85
8.0.00.0090.00916.72
7.4.300.0000.00616.47
7.4.290.0030.00616.60
7.4.280.0080.00216.61
7.4.270.0060.00316.64
7.4.260.0000.00716.46
7.4.250.0000.00716.48
7.4.240.0000.00916.53
7.4.230.0000.00716.64
7.4.220.0070.01716.56
7.4.210.0070.00816.58
7.4.200.0030.00316.47
7.4.190.0030.00516.55
7.4.160.0120.00316.64
7.4.150.0140.00317.40
7.4.140.0100.00717.86
7.4.130.0050.01516.69
7.4.120.0130.00516.55
7.4.110.0030.02116.61
7.4.100.0140.01116.40
7.4.90.0060.01216.70
7.4.80.0100.01319.39
7.4.70.0110.00616.57
7.4.60.0070.01416.58
7.4.50.0030.00316.27
7.4.40.0060.00622.77
7.4.30.0130.00316.66
7.4.00.0070.01215.01
7.3.330.0060.00013.04
7.3.320.0060.00012.99
7.3.310.0070.00016.39
7.3.300.0030.00316.25
7.3.290.0030.01616.19
7.3.280.0100.00616.29
7.3.270.0110.00517.40
7.3.260.0100.00716.30
7.3.250.0110.00616.55
7.3.240.0030.01416.39
7.3.230.0070.01316.47
7.3.210.0030.01316.40
7.3.200.0100.01019.39
7.3.190.0160.00016.27
7.3.180.0050.01116.52
7.3.170.0060.01116.29
7.3.160.0090.00616.51
7.3.120.0050.01114.98
7.3.110.0040.01114.45
7.3.100.0060.00914.97
7.3.90.0030.00614.63
7.3.80.0070.00714.80
7.3.70.0000.00914.43
7.3.60.0070.00414.46
7.3.50.0030.01014.83
7.3.40.0060.00614.80
7.3.30.0070.00714.73
7.3.20.0090.00316.62
7.3.10.0040.00916.48
7.3.00.0060.00616.74
7.2.330.0080.01316.77
7.2.320.0110.00616.55
7.2.310.0130.01016.38
7.2.300.0090.01616.57
7.2.290.0100.01016.58
7.2.250.0120.00614.90
7.2.240.0030.01715.00
7.2.230.0040.01115.24
7.2.220.0030.00714.84
7.2.210.0040.01514.92
7.2.200.0100.00615.04
7.2.190.0100.00314.87
7.2.180.0000.01015.09
7.2.170.0030.00714.98
7.2.130.0070.00316.88
7.2.120.0070.00716.75
7.2.110.0070.00716.63
7.2.100.0000.01016.65
7.2.90.0100.00316.76
7.2.80.0100.00016.81
7.2.70.0030.00916.81
7.2.60.0030.00816.83
7.2.50.0080.00716.97
7.2.40.0000.00816.89
7.2.30.0130.00016.96
7.2.20.0070.00716.76
7.2.10.0030.01216.82
7.2.00.0030.00616.56
7.1.330.0040.01115.82
7.1.320.0040.00415.68
7.1.310.0100.00015.81
7.1.300.0070.00715.51
7.1.290.0090.00615.85
7.1.280.0060.00615.64
7.1.270.0110.00415.64
7.1.260.0000.00915.88
7.1.250.0040.00415.65
7.1.200.0060.00615.66
7.1.70.0040.00417.09
7.1.60.0140.01119.82
7.1.50.0100.00716.93
7.1.00.0030.07722.28
7.0.200.0000.00716.87
7.0.140.0000.07021.98
7.0.60.0170.07019.92
7.0.50.0100.06017.80
7.0.40.0170.03720.23
7.0.30.0370.05020.18
7.0.20.0270.07720.01
7.0.10.0270.07720.02
7.0.00.0030.05720.30
5.6.280.0070.07021.12
5.6.210.0000.08720.62
5.6.200.0100.08018.18
5.6.190.0030.08720.60
5.6.180.0170.04320.65
5.6.170.0270.05020.52
5.6.160.0070.04020.71
5.6.150.0070.04318.22
5.6.140.0100.03018.20
5.6.130.0070.08018.11
5.6.120.0070.03721.00
5.6.110.0200.07020.88
5.6.100.0100.03721.10
5.6.90.0000.06720.87
5.6.80.0070.07020.53
5.6.70.4300.03720.34
5.5.350.0300.05020.38
5.5.340.0100.03317.93
5.5.330.0070.06020.40
5.5.320.0100.05320.57
5.5.310.0170.04020.26
5.5.300.0000.04717.98
5.5.290.0170.05717.96
5.5.280.0030.04020.76
5.5.270.0030.07320.83
5.5.260.0100.07720.86
5.5.250.0070.07320.69
5.5.240.0100.08320.14
5.4.450.1500.04319.33
5.4.440.1500.04319.05
5.4.430.0030.04019.16
5.4.420.0100.04019.12
5.4.410.1000.05719.19
5.4.400.1800.04019.12
5.4.390.1600.04318.84
5.4.380.1570.03718.79
5.4.370.1570.03718.72
5.4.360.1900.04718.95
5.4.350.1870.04319.12
5.4.340.1830.04019.02
5.4.320.1630.04719.00
5.4.310.1600.03319.15
5.4.300.1600.04019.00
5.4.290.1330.03318.79
5.4.280.0100.04018.84
5.4.270.0030.04019.11
5.4.260.0870.03018.79
5.4.250.1830.04318.98
5.4.240.1800.03718.98
5.4.230.1700.04319.14
5.4.220.1830.04019.13
5.4.210.1530.03718.99
5.4.200.1670.03719.11
5.4.190.1570.03719.12
5.4.180.1400.03318.83
5.4.170.1700.03018.83
5.4.160.1530.03719.10
5.4.150.1270.03718.85
5.4.140.0030.04316.32
5.4.130.0070.04016.30
5.4.120.0730.05716.45
5.4.110.1770.04316.39
5.4.100.1630.04016.57
5.4.90.1470.03716.43
5.4.80.1500.03316.42
5.4.70.1670.04316.45
5.4.60.1700.04016.45
5.4.50.1530.03716.22
5.4.40.1770.04016.38
5.4.30.1670.03716.04
5.4.20.1730.04316.39
5.4.10.1570.03316.38
5.4.00.0070.04715.87
5.3.290.0100.04014.61
5.3.280.0700.04314.44
5.3.270.1770.04314.56
5.3.260.1630.04014.46
5.3.250.1730.04314.54
5.3.240.1770.04314.46
5.3.230.1800.04314.64
5.3.220.1700.03314.61
5.3.210.1700.04714.54
5.3.200.1770.04014.57
5.3.190.1500.03714.42
5.3.180.1770.04714.52
5.3.170.1200.04714.57
5.3.160.0070.03314.41
5.3.150.0030.06714.50
5.3.140.1330.05314.41
5.3.130.1730.04314.64
5.3.120.1770.04314.42
5.3.110.1670.03714.55
5.3.100.1470.04713.97
5.3.90.0070.04014.06
5.3.80.0000.05013.87
5.3.70.0970.06313.95
5.3.60.1700.04713.77
5.3.50.1470.04014.04
5.3.40.1400.04013.93
5.3.30.1670.04313.74
5.3.20.1700.04313.71
5.3.10.1670.03313.74
5.3.00.1300.03313.43
5.2.170.0930.02711.22
5.2.160.1400.03011.07
5.2.150.1270.02710.99
5.2.140.1430.03311.09
5.2.130.1470.03711.18
5.2.120.1630.02311.14
5.2.110.1470.03310.93
5.2.100.1230.03010.94
5.2.90.1470.03311.15
5.2.80.1400.03011.11
5.2.70.1600.03311.10
5.2.60.1330.02311.06
5.2.50.1200.02711.17
5.2.40.0100.06010.93
5.2.30.0000.03710.98
5.2.20.0030.02710.82
5.2.10.0130.03010.87
5.2.00.1070.02310.68
5.1.60.1130.0239.97
5.1.50.1000.02710.07
5.1.40.1030.0239.95
5.1.30.1170.03310.27
5.1.20.1130.03710.32
5.1.10.1270.01710.15
5.1.00.1370.0209.94
5.0.50.0530.0208.62
5.0.40.0570.0208.40
5.0.30.0470.0278.10
5.0.20.0030.0178.17
5.0.10.0070.0138.06
5.0.00.0000.0308.02
4.4.90.0030.0237.93
4.4.80.0000.0207.93
4.4.70.0030.0137.93
4.4.60.0030.0337.93
4.4.50.0000.0277.93
4.4.40.0000.0307.93
4.4.30.0000.0207.93
4.4.20.0300.0207.93
4.4.10.0570.0207.93
4.4.00.0630.0277.93
4.3.110.0570.0177.93
4.3.100.0600.0177.93
4.3.90.0500.0177.93
4.3.80.0600.0237.93
4.3.70.0530.0137.93
4.3.60.0530.0137.93
4.3.50.0530.0137.93
4.3.40.0530.0307.93
4.3.30.0270.0137.93
4.3.20.0270.0137.93
4.3.10.0300.0177.93
4.3.00.0300.0177.93

preferences:
47.71 ms | 406 KiB | 5 Q