3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strtotime("-3 month"));

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)
8.3.60.0110.00716.50
8.3.50.0070.00716.40
8.3.40.0110.00418.84
8.3.30.0120.00318.73
8.3.20.0050.00320.34
8.3.10.0110.00421.82
8.3.00.0060.00317.78
8.2.180.0110.00818.41
8.2.170.0070.01022.96
8.2.160.0110.00420.56
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00022.36
8.2.120.0090.00026.35
8.2.110.0000.00820.64
8.2.100.0080.00417.91
8.2.90.0030.00519.23
8.2.80.0030.00618.04
8.2.70.0050.00317.59
8.2.60.0000.00717.93
8.2.50.0040.00418.10
8.2.40.0040.00422.45
8.2.30.0000.00819.25
8.2.20.0050.00218.04
8.2.10.0040.00418.03
8.2.00.0040.00418.04
8.1.280.0110.01125.92
8.1.270.0070.00023.85
8.1.260.0130.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.86
8.1.230.0040.00719.13
8.1.220.0040.00417.76
8.1.210.0000.00818.77
8.1.200.0000.00917.48
8.1.190.0000.00917.35
8.1.180.0040.00418.10
8.1.170.0040.00418.74
8.1.160.0040.00419.13
8.1.150.0040.00418.75
8.1.140.0040.00419.48
8.1.130.0000.00718.92
8.1.120.0070.00017.65
8.1.110.0080.00017.48
8.1.100.0070.00017.64
8.1.90.0000.00717.47
8.1.80.0000.00817.50
8.1.70.0000.00717.57
8.1.60.0000.00817.52
8.1.50.0050.00217.46
8.1.40.0080.00017.44
8.1.30.0000.00717.77
8.1.20.0080.00017.71
8.1.10.0040.00417.56
8.1.00.0040.00417.56
8.0.300.0000.00718.77
8.0.290.0000.00716.88
8.0.280.0000.00718.43
8.0.270.0000.00817.25
8.0.260.0000.00716.98
8.0.250.0040.00417.11
8.0.240.0030.00317.08
8.0.230.0030.00617.08
8.0.220.0040.00317.00
8.0.210.0030.00317.02
8.0.200.0070.00017.12
8.0.190.0040.00417.04
8.0.180.0110.00016.93
8.0.170.0040.00417.03
8.0.160.0070.00016.93
8.0.150.0040.00416.91
8.0.140.0040.00416.91
8.0.130.0000.00513.34
8.0.120.0000.00816.94
8.0.110.0020.00516.88
8.0.100.0030.00516.96
8.0.90.0000.00716.93
8.0.80.0000.02217.04
8.0.70.0040.00416.96
8.0.60.0070.00017.01
8.0.50.0040.00417.05
8.0.30.0140.00517.15
8.0.20.0120.00817.40
8.0.10.0030.00317.17
8.0.00.0060.01216.69
7.4.330.0000.00615.55
7.4.320.0030.00316.66
7.4.300.0070.00016.51
7.4.290.0030.00616.51
7.4.280.0030.00516.68
7.4.270.0070.00016.55
7.4.260.0030.00313.32
7.4.250.0020.00516.62
7.4.240.0070.00016.57
7.4.230.0000.00716.45
7.4.220.0090.00916.67
7.4.210.0080.00616.76
7.4.200.0040.00416.57
7.4.160.0080.01016.67
7.4.150.0090.00917.40
7.4.140.0100.01217.86
7.4.130.0110.00716.54
7.4.120.0090.01216.48
7.4.110.0110.00616.76
7.4.100.0070.01816.81
7.4.90.0150.00416.45
7.4.80.0140.00319.39
7.4.70.0040.01216.64
7.4.60.0100.00716.64
7.4.50.0110.00316.59
7.4.40.0060.01416.63
7.4.30.0120.00616.59
7.4.00.0080.00814.86
7.3.330.0000.00513.24
7.3.320.0000.00513.22
7.3.310.0000.00716.18
7.3.300.0070.00016.31
7.3.290.0080.00816.34
7.3.280.0050.00916.32
7.3.270.0090.01017.40
7.3.260.0080.01216.49
7.3.250.0090.01116.51
7.3.240.0150.00216.49
7.3.230.0170.00616.52
7.3.210.0040.01216.72
7.3.200.0110.00516.43
7.3.190.0150.00016.66
7.3.180.0120.00316.45
7.3.170.0070.01316.44
7.3.160.0070.01016.46
7.3.120.0080.00815.96
7.3.110.0060.00915.99
7.3.100.0060.00916.03
7.3.90.0020.01516.04
7.3.80.0050.01116.03
7.3.70.0050.00715.97
7.3.60.0110.00316.07
7.3.50.0040.00815.94
7.3.40.0070.00716.07
7.3.30.0070.00815.94
7.3.20.0050.01016.94
7.3.10.0130.00616.66
7.3.00.0100.00616.70
7.2.330.0110.00716.47
7.2.320.0070.01416.71
7.2.310.0120.00416.66
7.2.300.0160.00616.52
7.2.290.0000.02316.56
7.2.250.0040.01515.18
7.2.240.0090.00616.25
7.2.230.0100.00716.04
7.2.220.0060.01116.12
7.2.210.0030.01016.10
7.2.200.0060.00916.04
7.2.190.0050.00716.09
7.2.180.0040.01216.13
7.2.170.0040.00916.11
7.2.160.0040.00717.15
7.2.150.0070.01117.15
7.2.140.0120.00417.15
7.2.130.0080.00816.79
7.2.120.0070.00716.92
7.2.110.0100.00716.84
7.2.100.0120.00616.76
7.2.90.0070.01116.56
7.2.80.0110.00816.94
7.2.70.0080.00616.95
7.2.60.0070.00916.89
7.2.50.0110.00516.76
7.2.40.0070.01016.77
7.2.30.0070.01116.87
7.2.20.0080.01016.76
7.2.10.0050.00816.85
7.2.00.0070.01017.76
7.1.330.0080.00516.50
7.1.320.0110.00416.59
7.1.310.0050.00916.29
7.1.300.0090.00516.44
7.1.290.0020.01316.54
7.1.280.0050.00916.53
7.1.270.0050.00916.50
7.1.260.0070.00516.36
7.1.250.0080.00816.38
7.1.200.0060.00615.75
7.1.100.0000.01118.26
7.1.70.2400.01315.51
7.1.60.2430.01733.29
7.1.50.2430.01733.05
7.1.40.2270.02032.62
7.1.30.3000.01732.67
7.1.20.2270.01732.88
7.1.10.2070.01714.96
7.1.00.2030.01014.93
7.0.200.2870.01315.05
7.0.190.2270.00714.86
7.0.180.2900.01014.61
7.0.170.2770.01314.27
7.0.160.2400.00714.43
7.0.150.1600.00714.61
7.0.140.2170.00314.52
7.0.130.2030.01014.57
7.0.120.2330.01314.83
7.0.110.1930.01014.39
7.0.100.2230.02014.63
7.0.90.2530.01014.68
7.0.80.2300.01014.49
7.0.70.2230.01014.46
7.0.60.2500.00314.29
7.0.50.2030.01014.51
7.0.40.1800.01714.81
7.0.30.1770.01314.60
7.0.20.1600.01714.53
7.0.10.1800.01014.49
7.0.00.1730.00714.65

preferences:
60.29 ms | 401 KiB | 5 Q