3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strtotime('-1 second'), strtotime('now'));

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)
8.3.40.0150.00018.88
8.3.30.0150.00018.79
8.3.20.0030.01318.68
8.3.10.0060.00320.63
8.3.00.0040.00419.25
8.2.170.0110.00422.96
8.2.160.0100.00718.79
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0110.00018.93
8.2.110.0090.00021.06
8.2.100.0130.00017.91
8.2.90.0030.00619.47
8.2.80.0040.00419.23
8.2.70.0040.00417.50
8.2.60.0040.00417.92
8.2.50.0040.00418.07
8.2.40.0000.00819.73
8.2.30.0030.00518.04
8.2.20.0040.00417.79
8.2.10.0080.00017.83
8.2.00.0000.00717.79
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00620.56
8.1.230.0130.00020.97
8.1.220.0030.00617.74
8.1.210.0000.01418.81
8.1.200.0000.00817.48
8.1.190.0000.00717.53
8.1.180.0000.00818.10
8.1.170.0060.00318.87
8.1.160.0040.00418.88
8.1.150.0040.00418.63
8.1.140.0040.00417.58
8.1.130.0070.00017.79
8.1.120.0000.01017.58
8.1.110.0000.00817.49
8.1.100.0080.00017.57
8.1.90.0080.00017.47
8.1.80.0000.00717.46
8.1.70.0070.00017.56
8.1.60.0000.00817.51
8.1.50.0050.00317.52
8.1.40.0060.00317.53
8.1.30.0040.00417.63
8.1.20.0040.00417.64
8.1.10.0040.00417.54
8.1.00.0070.00017.59
8.0.300.0040.00419.76
8.0.290.0000.00916.88
8.0.280.0030.00318.37
8.0.270.0050.00217.19
8.0.260.0030.00316.88
8.0.250.0000.00716.96
8.0.240.0030.00517.13
8.0.230.0000.00716.99
8.0.220.0000.00816.93
8.0.210.0070.00017.08
8.0.200.0000.00616.95
8.0.190.0030.00517.06
8.0.180.0040.00417.09
8.0.170.0000.00816.98
8.0.160.0040.00417.05
8.0.150.0030.00516.93
8.0.140.0030.00616.93
8.0.130.0050.00013.33
8.0.120.0030.00516.96
8.0.110.0040.00417.06
8.0.100.0040.00417.04
8.0.90.0000.00717.00
8.0.80.0040.01117.06
8.0.70.0000.00817.00
8.0.60.0080.00016.86
8.0.50.0040.00417.06
8.0.30.0140.00717.24
8.0.20.0100.00717.32
8.0.10.0040.00417.02
8.0.00.0070.01216.88
7.4.330.0060.00013.11
7.4.320.0030.00316.60
7.4.300.0080.00016.55
7.4.290.0030.00516.65
7.4.280.0050.00216.65
7.4.270.0000.00616.65
7.4.260.0050.00013.20
7.4.250.0050.00316.45
7.4.240.0070.00016.57
7.4.230.0030.00316.67
7.4.220.0140.00716.72
7.4.210.0110.00416.46
7.4.200.0070.00016.77
7.4.190.0040.00416.56
7.4.160.0120.00316.39
7.4.150.0070.01116.70
7.4.140.0100.00716.64
7.4.130.0100.00716.59
7.4.120.0140.00316.58
7.4.110.0070.01016.61
7.4.100.0120.01216.75
7.4.90.0170.00316.70
7.4.80.0070.01016.59
7.4.70.0080.00816.41
7.4.60.0080.00816.52
7.4.50.0000.00616.29
7.4.40.0030.01016.62
7.4.30.0120.00516.63
7.4.10.0110.01116.52
7.4.00.0060.01215.86
7.3.330.0000.00613.16
7.3.320.0020.00213.01
7.3.310.0030.00316.40
7.3.300.0000.00616.26
7.3.290.0060.00716.35
7.3.280.0060.00916.31
7.3.270.0030.01316.38
7.3.260.0100.00716.71
7.3.250.0090.01216.41
7.3.240.0090.00616.66
7.3.230.0100.00816.33
7.3.210.0150.00616.62
7.3.200.0130.01119.39
7.3.190.0140.00816.62
7.3.180.0030.01316.34
7.3.170.0090.00816.43
7.3.160.0170.00016.52
7.3.130.0060.01216.29
7.3.120.0090.00815.46
7.3.110.0080.01015.58
7.3.100.0100.00515.75
7.3.90.0050.01215.66
7.3.80.0030.01015.57
7.3.70.0010.01115.55
7.3.60.0040.00815.50
7.3.50.0110.00315.63
7.3.40.0090.00515.55
7.3.30.0050.01115.59
7.3.20.0050.01017.57
7.3.10.0110.00416.89
7.3.00.0070.00716.93
7.2.330.0060.01116.44
7.2.320.0040.01516.62
7.2.310.0150.00716.67
7.2.300.0130.01016.78
7.2.290.0110.00616.75
7.2.260.0150.00416.36
7.2.250.0070.01116.60
7.2.240.0070.01015.58
7.2.230.0070.01115.81
7.2.220.0080.00515.62
7.2.210.0030.01015.82
7.2.200.0030.01015.85
7.2.190.0030.00715.79
7.2.180.0050.01015.74
7.2.170.0070.00515.79
7.2.160.0030.01215.56
7.2.150.0040.01017.48
7.2.140.0070.00917.44
7.2.130.0080.00517.26
7.2.120.0100.00717.15
7.2.110.0040.00917.17
7.2.100.0050.00917.23
7.2.90.0080.00617.13
7.2.80.0090.00717.09
7.2.70.0100.00717.19
7.2.60.0130.00616.94
7.2.50.0100.00817.23
7.2.40.0130.00917.27
7.2.30.0140.00617.22
7.2.20.0050.01117.26
7.2.10.0070.00917.17
7.2.00.0110.00717.28
7.1.330.0040.01216.73
7.1.320.0060.00716.49
7.1.310.0000.01216.64
7.1.300.0080.00516.60
7.1.290.0050.00816.63
7.1.280.0040.01116.63
7.1.270.0040.00816.42
7.1.260.0050.00916.53
7.1.250.0060.00716.16
7.1.240.0040.00817.38
7.1.230.0070.00717.36
7.1.220.0060.00617.46
7.1.210.0040.00417.45
7.1.200.0020.01016.67
7.1.190.0100.00717.36
7.1.180.0060.00917.46
7.1.170.0130.00017.28
7.1.160.0040.01117.35
7.1.150.0100.00617.41
7.1.140.0140.00217.23
7.1.130.0040.01117.39
7.1.120.0000.01317.48
7.1.110.0040.01117.37
7.1.100.0060.00717.89
7.1.90.0060.00617.19
7.1.80.0120.00417.17
7.1.70.0020.01017.35
7.1.60.0080.00818.36
7.1.50.0050.01217.17
7.1.40.0120.00317.43
7.1.30.0090.00617.38
7.1.20.0000.01117.51
7.1.10.0110.00317.22
7.1.00.0030.03819.98
7.0.330.0040.00416.86
7.0.320.0040.00816.91
7.0.310.0080.00316.95
7.0.300.0040.00716.96
7.0.290.0070.00717.00
7.0.280.0070.00716.95
7.0.270.0060.00616.78
7.0.260.0030.01016.86
7.0.250.0110.00016.92
7.0.240.0060.00817.18
7.0.230.0100.00017.16
7.0.220.0030.01216.79
7.0.210.0100.00717.08
7.0.200.0080.00316.77
7.0.190.0050.00517.05
7.0.180.0100.00716.91
7.0.170.0120.00316.90
7.0.160.0030.01216.81
7.0.150.0110.00316.94
7.0.140.0050.03519.61
7.0.130.0080.00816.88
7.0.120.0070.04019.62
7.0.110.0030.01017.13
7.0.100.0030.00716.76
7.0.90.0000.01417.11
7.0.80.0070.00416.79
7.0.70.0000.01316.83
7.0.60.0090.04418.41
7.0.50.0050.04017.42
7.0.40.0110.02017.57
7.0.30.0000.02717.55
7.0.20.0060.02517.59
7.0.10.0030.02917.59
7.0.00.0030.02517.60
5.6.400.0110.00715.84
5.6.390.0000.01316.04
5.6.380.0030.01015.82
5.6.370.0100.00615.85
5.6.360.0030.00915.68
5.6.350.0070.00715.59
5.6.340.0040.00815.95
5.6.330.0110.00415.79
5.6.320.0070.00715.52
5.6.310.0070.00415.75
5.6.300.0060.00615.62
5.6.290.0030.01015.67
5.6.280.0090.00315.89
5.6.270.0040.01115.88
5.6.260.0000.01415.75
5.6.250.0080.00816.03
5.6.240.0040.01115.69
5.6.230.0060.00915.70
5.6.220.0060.00915.72
5.6.210.0020.04918.18
5.6.200.0060.03016.99
5.6.190.0060.02518.04
5.6.180.0070.02117.99
5.6.170.0050.02518.20
5.6.160.0030.02818.01
5.6.150.0100.01818.14
5.6.140.0050.02218.10
5.6.130.0060.02117.99
5.6.120.0080.02218.14
5.6.110.0060.02317.93
5.6.100.0030.02817.99
5.6.90.0050.02817.99
5.6.80.0080.02117.75
5.6.70.0050.02417.75
5.6.60.0050.02517.78
5.6.50.0050.02417.62
5.6.40.0090.02017.56
5.6.30.0060.02017.70
5.6.20.0020.04517.65
5.6.10.0060.02717.78
5.6.00.0050.02817.80
5.5.380.0030.01415.75
5.5.370.0030.00915.59
5.5.360.0090.00015.66
5.5.350.0210.03617.96
5.5.340.0050.04916.74
5.5.330.0080.02318.09
5.5.320.0030.02517.91
5.5.310.0080.02217.95
5.5.300.0050.02617.92
5.5.290.0050.02517.83
5.5.280.0060.02317.88
5.5.270.0080.01918.02
5.5.260.0050.02517.91
5.5.250.0070.02217.77
5.5.240.0060.02117.48
5.5.230.0000.02617.49
5.5.220.0070.02217.63
5.5.210.0000.02717.63
5.5.200.0050.02217.66
5.5.190.0090.02117.69
5.5.180.0080.03417.46
5.5.170.0000.01315.55
5.5.160.0050.04917.44
5.5.150.0080.03517.46
5.5.140.0140.03917.50
5.5.130.0060.03517.62
5.5.120.0100.02017.42
5.5.110.0080.03217.51
5.5.100.0030.04617.27
5.5.90.0080.04517.54
5.5.80.0090.03217.50
5.5.70.0080.03017.34
5.5.60.0050.03017.53
5.5.50.0030.04817.62
5.5.40.0110.04117.55
5.5.30.0040.02417.47
5.5.20.0070.03817.53
5.5.10.0120.03517.44
5.5.00.0030.02917.50
5.4.450.0070.02015.75
5.4.440.0060.02116.00
5.4.430.0050.02115.97
5.4.420.0060.01915.94
5.4.410.0030.02215.99
5.4.400.0000.02415.82
5.4.390.0030.02215.65
5.4.380.0020.02515.66
5.4.370.0070.01815.81
5.4.360.0080.01815.79
5.4.350.0010.02415.82
5.4.340.0060.02315.75
5.4.330.0060.00312.29
5.4.320.0070.04315.72
5.4.310.0060.03015.90
5.4.300.0080.03215.50
5.4.290.0080.03215.83
5.4.280.0050.02715.66
5.4.270.0020.02315.59
5.4.260.0080.03315.87
5.4.250.0020.04215.60
5.4.240.0050.04415.76
5.4.230.0050.03915.77
5.4.220.0050.04815.74
5.4.210.0100.03115.63
5.4.200.0040.03915.69
5.4.190.0060.03815.71
5.4.180.0050.02015.76
5.4.170.0080.03215.76
5.4.160.0080.02315.57
5.4.150.0060.02115.74
5.4.140.0000.02514.38
5.4.130.0080.03714.30
5.4.120.0070.02514.41
5.4.110.0030.02514.37
5.4.100.0050.02614.33
5.4.90.0060.03414.43
5.4.80.0020.02914.35
5.4.70.0050.02214.35
5.4.60.0020.04014.38
5.4.50.0100.01514.35
5.4.40.0070.01814.38
5.4.30.0080.01714.36
5.4.20.0090.03114.41
5.4.10.0060.03914.37
5.4.00.0120.03014.07
5.3.290.0040.04413.85
5.3.280.0030.04513.74
5.3.270.0090.02613.81
5.3.260.0060.04013.72
5.3.250.0080.02313.67
5.3.240.0040.04013.65
5.3.230.0050.04513.89
5.3.220.0070.03813.76
5.3.210.0060.02813.65
5.3.200.0050.02213.72
5.3.190.0020.02613.81
5.3.180.0070.03213.79
5.3.170.0100.02713.83
5.3.160.0090.01813.73
5.3.150.0050.03713.85
5.3.140.0060.03813.84
5.3.130.0110.03113.71
5.3.120.0040.02313.76
5.3.110.0050.03313.78
5.3.100.0070.03813.54
5.3.90.0080.02813.63
5.3.80.0050.03013.47
5.3.70.0070.02013.40
5.3.60.0050.03213.42
5.3.50.0070.03513.43
5.3.40.0020.03313.36
5.3.30.0030.02813.38
5.3.20.0070.03813.15
5.3.10.0050.03913.28
5.3.00.0050.02313.20
5.2.170.0100.06011.00
5.2.160.0030.06311.07
5.2.150.0070.04011.11
5.2.140.0030.03711.23
5.2.130.0000.03311.04
5.2.120.0030.05711.09
5.2.110.0070.05311.03
5.2.100.0000.03311.03
5.2.90.0130.05310.92
5.2.80.0030.05711.07
5.2.70.0100.06311.07
5.2.60.0070.07311.04
5.2.50.0030.06010.95
5.2.40.0030.06010.89
5.2.30.0030.04010.84
5.2.20.0030.03710.89
5.2.10.0030.05710.81
5.2.00.0130.04710.71
5.1.60.0000.02710.07
5.1.50.0070.0339.96
5.1.40.0030.0509.95
5.1.30.0070.04010.36
5.1.20.0000.06010.25
5.1.10.0100.05010.02
5.1.00.0030.04010.14
5.0.50.0070.0408.58
5.0.40.0000.0478.35
5.0.30.0030.0338.21
5.0.20.0030.0378.17
5.0.10.0030.0438.18
5.0.00.0000.0478.12
4.4.90.0030.0337.48
4.4.80.0030.0337.48
4.4.70.0070.0277.48
4.4.60.0030.0237.48
4.4.50.0000.0277.48
4.4.40.0030.0277.48
4.4.30.0000.0277.48
4.4.20.0000.0207.48
4.4.10.0030.0207.48
4.4.00.0000.0277.48
4.3.110.0030.0277.48
4.3.100.0000.0307.48
4.3.90.0000.0337.48
4.3.80.0030.0307.48
4.3.70.0030.0377.48
4.3.60.0000.0377.48
4.3.50.0000.0307.48
4.3.40.0030.0507.48
4.3.30.0000.0407.48
4.3.20.0000.0277.48
4.3.10.0000.0277.48
4.3.00.0000.0237.48

preferences:
61.13 ms | 400 KiB | 5 Q