3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date("Y-m-d", strtotime('1 month ago', strtotile('2015-03-30')));

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)
8.3.60.0130.00618.27
8.3.50.0110.01116.06
8.3.40.0110.00418.68
8.3.30.0040.01118.46
8.3.20.0090.00019.96
8.3.10.0050.00221.60
8.3.00.0060.00319.56
8.2.180.0080.00818.41
8.2.170.0120.00622.96
8.2.160.0080.00520.56
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00317.63
8.2.110.0050.00522.17
8.2.100.0090.00317.63
8.2.90.0040.00419.23
8.2.80.0080.00017.97
8.2.70.0060.00317.50
8.2.60.0050.00317.80
8.2.50.0040.00418.07
8.2.40.0000.00821.18
8.2.30.0000.01119.84
8.2.20.0050.00317.59
8.2.10.0040.00417.84
8.2.00.0040.00417.86
8.1.280.0140.00725.92
8.1.270.0150.00320.25
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00319.17
8.1.230.0090.00317.42
8.1.220.0070.00017.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0050.00217.10
8.1.180.0040.00418.10
8.1.170.0040.00418.52
8.1.160.0000.00722.06
8.1.150.0040.00418.67
8.1.140.0030.00517.36
8.1.130.0040.00417.58
8.1.120.0000.00917.20
8.1.110.0050.00217.27
8.1.100.0000.00717.32
8.1.90.0000.00717.32
8.1.80.0030.00517.32
8.1.70.0000.00717.23
8.1.60.0050.00317.45
8.1.50.0000.00917.32
8.1.40.0000.00817.39
8.1.30.0030.00617.60
8.1.20.0040.00417.60
8.1.10.0040.00417.34
8.1.00.0000.00717.36
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0030.00318.27
8.0.270.0000.00817.18
8.0.260.0040.00417.09
8.0.250.0050.00217.00
8.0.240.0030.00616.81
8.0.230.0000.00716.87
8.0.220.0030.00316.81
8.0.210.0040.00416.85
8.0.200.0040.00416.84
8.0.190.0080.00016.95
8.0.180.0040.00416.94
8.0.170.0000.00816.84
8.0.160.0000.00716.90
8.0.150.0000.00716.73
8.0.140.0080.00016.82
8.0.130.0060.00013.33
8.0.120.0040.00416.81
8.0.110.0000.00716.92
8.0.100.0050.00316.80
8.0.90.0000.00716.75
8.0.80.0150.00616.92
8.0.70.0000.00716.90
8.0.60.0040.00416.82
8.0.50.0080.00016.94
8.0.30.0100.00816.99
8.0.20.0080.01417.40
8.0.10.0000.00816.81
8.0.00.0120.00716.71
7.4.330.0000.00515.08
7.4.320.0030.00316.46
7.4.300.0050.00216.41
7.4.290.0030.00316.42
7.4.280.0000.00816.39
7.4.270.0000.00816.43
7.4.260.0030.00316.45
7.4.250.0030.00316.32
7.4.240.0040.00316.49
7.4.230.0040.00416.59
7.4.220.0150.00316.45
7.4.210.0070.00716.35
7.4.200.0030.00516.54
7.4.160.0080.00816.50
7.4.150.0210.00017.40
7.4.140.0210.02017.86
7.4.130.0080.00816.32
7.4.120.0080.00916.58
7.4.110.0120.00616.34
7.4.100.0030.01516.63
7.4.90.0060.01616.50
7.4.80.0120.00619.39
7.4.70.0030.01416.64
7.4.60.0090.00616.60
7.4.50.0040.00416.24
7.4.40.0080.00816.35
7.4.30.0110.00716.64
7.4.00.0030.01314.76
7.3.330.0030.00313.23
7.3.320.0030.00313.14
7.3.310.0000.00816.21
7.3.300.0020.00516.15
7.3.290.0070.00816.22
7.3.280.0080.01016.27
7.3.270.0070.01017.40
7.3.260.0130.00316.30
7.3.250.0110.00616.36
7.3.240.0060.01216.50
7.3.230.0120.00616.39
7.3.210.0110.01216.34
7.3.200.0120.00319.39
7.3.190.0170.00016.48
7.3.180.0090.00916.62
7.3.170.0090.01116.27
7.3.160.0130.00316.13
7.3.120.0060.01214.54
7.3.110.0030.01314.70
7.3.100.0030.01114.99
7.3.90.0000.01014.67
7.3.80.0070.00614.85
7.3.70.0030.00914.46
7.3.60.0060.00614.71
7.3.50.0030.01014.56
7.3.40.0070.00714.74
7.3.30.0060.00314.81
7.3.20.0150.00016.82
7.3.10.0080.00416.34
7.3.00.0030.00616.50
7.2.330.0090.00916.52
7.2.320.0100.01016.22
7.2.310.0130.00316.59
7.2.300.0090.00616.27
7.2.290.0030.01316.16
7.2.250.0070.01115.11
7.2.240.0060.01315.06
7.2.230.0030.01015.15
7.2.220.0060.00615.11
7.2.210.0030.00714.96
7.2.200.0000.01114.86
7.2.190.0040.01214.83
7.2.180.0090.00615.02
7.2.170.0070.00714.87
7.2.60.0030.01116.48
7.2.00.0100.00019.12
7.1.330.0000.01415.74
7.1.320.0030.01015.40
7.1.310.0110.00415.34
7.1.300.0070.00715.55
7.1.290.0070.00415.56
7.1.280.0060.00615.38
7.1.270.0000.01315.41
7.1.260.0030.00715.64
7.1.200.0030.00615.57
7.1.100.0160.01217.32
7.1.70.0030.00617.09
7.1.60.0140.01020.03
7.1.50.0070.01016.52
7.1.00.0000.08022.54
7.0.200.0150.00016.84
7.0.80.0600.05719.91
7.0.70.0500.08019.87
7.0.60.0600.08019.87
7.0.50.0570.08720.34
7.0.40.0130.06020.13
7.0.30.0070.06019.95
7.0.20.0030.07019.96
7.0.10.0100.05320.18
7.0.00.0030.07320.03
5.6.280.0100.06720.81
5.6.230.0070.05020.62
5.6.220.0070.06020.48
5.6.210.0030.05020.76
5.6.200.0100.04720.93
5.6.190.0030.05320.93
5.6.180.0130.08021.00
5.6.170.0030.09021.16
5.6.160.0100.07721.11
5.6.150.0070.06021.09
5.6.140.0100.07320.95
5.6.130.0070.07021.00
5.6.120.0000.04721.05
5.6.110.0030.04321.06
5.6.100.0030.04321.09
5.6.90.0070.04021.14
5.6.80.0070.03720.33
5.6.70.0030.04020.48
5.6.60.0070.04020.43
5.6.50.0070.03320.40
5.6.40.0030.08020.30
5.6.30.0000.04320.39
5.6.20.0000.04320.51
5.6.10.0100.05720.36
5.6.00.0000.04720.41
5.5.370.0100.08020.36
5.5.360.0170.07320.54
5.5.350.0170.07320.41
5.5.340.0130.08020.88
5.5.330.0130.07720.93
5.5.320.0170.08020.91
5.5.310.0100.05320.78
5.5.300.0100.08020.72
5.5.290.0030.04320.88
5.5.280.0000.04720.87
5.5.270.0100.06020.90
5.5.260.0030.07720.79
5.5.250.0030.04320.72
5.5.240.0070.03720.15
5.5.230.0030.08320.14
5.5.220.0000.05320.10
5.5.210.0070.03320.20
5.5.200.0030.05020.21
5.5.190.0000.06720.17
5.5.180.0130.02720.18
5.5.160.0030.04020.16
5.5.150.0030.04020.25
5.5.140.0070.03320.21
5.5.130.0030.03320.16
5.5.120.0030.05020.25
5.5.110.0000.04320.20
5.5.100.0070.06020.06
5.5.90.0100.04320.14
5.5.80.0100.02720.12
5.5.70.0000.04019.99
5.5.60.0070.06020.07
5.5.50.0070.03019.99
5.5.40.0000.04020.14
5.5.30.0030.04320.04
5.5.20.0070.04719.99
5.5.10.0070.03020.11
5.5.00.0100.03019.97
5.4.450.0030.04019.45
5.4.440.0030.04019.44
5.4.430.0000.04319.43
5.4.420.0070.03719.29
5.4.410.0100.04018.98
5.4.400.0000.04019.04
5.4.390.0130.05019.05
5.4.380.0030.05719.12
5.4.370.0000.03718.96
5.4.360.0100.07319.05
5.4.350.0000.05319.12
5.4.340.0000.04019.24
5.4.320.0130.05019.11
5.4.310.0100.04719.13
5.4.300.0100.03019.04
5.4.290.0070.03319.14
5.4.280.0030.04018.81
5.4.270.0030.03719.09
5.4.260.0030.03719.09
5.4.250.0000.05019.12
5.4.240.0000.03319.07
5.4.230.0030.04319.13
5.4.220.0070.03718.89
5.4.210.0030.03318.80
5.4.200.0030.04019.11
5.4.190.0130.05718.97
5.4.180.0070.03319.02
5.4.170.0000.03719.10
5.4.160.0100.03719.05
5.4.150.0070.03718.88
5.4.140.0100.03016.28
5.4.130.0030.03716.33
5.4.120.0030.03316.33
5.4.110.0030.03716.40
5.4.100.0030.03016.38
5.4.90.0000.03716.44
5.4.80.0030.04316.31
5.4.70.0000.03316.34
5.4.60.0070.03016.19
5.4.50.0070.05016.23
5.4.40.0030.04016.36
5.4.30.0170.02016.29
5.4.20.0030.03316.28
5.4.10.0070.07016.35
5.4.00.0030.04715.73

preferences:
56.05 ms | 400 KiB | 5 Q