3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new DateTime(); $date->modify("last day of previous month"); echo $date->format("Y-m-d");

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)
8.3.60.0140.00018.14
8.3.50.0120.00318.18
8.3.40.0110.00718.79
8.3.30.0070.00719.04
8.3.20.0000.00820.35
8.3.10.0050.00322.10
8.3.00.0040.00422.21
8.2.180.0050.01016.50
8.2.170.0100.00322.96
8.2.160.0070.00721.14
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0140.00026.16
8.2.120.0000.00819.49
8.2.110.0170.00019.30
8.2.100.0120.00017.97
8.2.90.0000.00819.38
8.2.80.0040.00417.97
8.2.70.0030.00517.88
8.2.60.0040.00418.16
8.2.50.0000.00918.07
8.2.40.0040.00418.22
8.2.30.0000.00818.14
8.2.20.0070.00017.92
8.2.10.0060.00317.94
8.2.00.0000.00717.77
8.1.270.0030.00722.27
8.1.260.0000.00726.35
8.1.250.0100.00728.09
8.1.240.0090.00022.22
8.1.230.0030.00720.91
8.1.220.0080.00017.79
8.1.210.0050.00318.77
8.1.200.0040.00417.60
8.1.190.0030.00617.52
8.1.180.0050.00318.10
8.1.170.0030.00618.71
8.1.160.0040.00421.93
8.1.150.0040.00418.76
8.1.140.0070.00017.68
8.1.130.0040.00417.85
8.1.120.0000.00717.64
8.1.110.0070.00017.59
8.1.100.0040.00417.63
8.1.90.0000.00717.63
8.1.80.0030.00317.68
8.1.70.0030.00317.57
8.1.60.0000.00717.73
8.1.50.0040.00417.51
8.1.40.0050.00317.54
8.1.30.0050.00317.71
8.1.20.0030.00517.75
8.1.10.0000.00817.66
8.1.00.0070.00017.75
8.0.300.0070.00018.77
8.0.290.0020.00516.98
8.0.280.0000.00718.50
8.0.270.0080.00017.29
8.0.260.0000.00717.12
8.0.250.0050.00317.21
8.0.240.0040.00417.11
8.0.230.0000.00717.04
8.0.220.0030.00317.05
8.0.210.0040.00416.94
8.0.200.0030.00317.08
8.0.190.0040.00417.09
8.0.180.0000.00717.05
8.0.170.0050.00217.04
8.0.160.0000.00717.04
8.0.150.0000.00717.04
8.0.140.0000.00717.00
8.0.130.0030.00313.48
8.0.120.0080.00017.02
8.0.110.0040.00417.14
8.0.100.0050.00216.96
8.0.90.0000.00817.03
8.0.80.0110.00417.04
8.0.70.0070.00017.13
8.0.60.0000.00716.94
8.0.50.0020.00517.04
8.0.30.0130.00817.33
8.0.20.0080.01217.48
8.0.10.0000.00717.23
8.0.00.0160.00516.98
7.4.330.0030.00315.21
7.4.320.0030.00316.76
7.4.300.0030.00316.68
7.4.290.0030.00316.59
7.4.280.0030.00316.61
7.4.270.0030.00316.76
7.4.260.0050.00316.71
7.4.250.0040.00416.58
7.4.240.0020.00516.66
7.4.230.0030.00316.75
7.4.220.0100.00716.83
7.4.210.0100.00616.74
7.4.200.0030.00316.47
7.4.190.0070.00016.78
7.4.160.0090.00616.69
7.4.150.0070.01017.40
7.4.140.0110.00617.86
7.4.130.0160.00116.66
7.4.120.0080.01316.71
7.4.110.0080.00816.68
7.4.100.0170.00716.84
7.4.90.0120.00616.71
7.4.80.0100.00719.39
7.4.70.0190.00416.69
7.4.60.0090.00616.63
7.4.50.0060.00016.74
7.4.40.0110.00422.77
7.4.30.0030.01416.92
7.4.00.0080.00815.14
7.3.330.0000.00513.07
7.3.320.0070.00013.11
7.3.310.0000.00716.26
7.3.300.0040.00416.24
7.3.290.0060.01216.43
7.3.280.0110.00616.38
7.3.270.0130.00317.40
7.3.260.0140.01116.33
7.3.250.0070.01116.50
7.3.240.0140.00716.40
7.3.230.0110.00616.57
7.3.210.0060.01116.45
7.3.200.0090.00619.39
7.3.190.0090.00916.66
7.3.180.0030.01316.51
7.3.170.0090.00616.56
7.3.160.0130.00816.61
7.3.120.0040.01115.13
7.2.330.0120.00816.57
7.2.320.0030.01416.64
7.2.310.0160.00716.91
7.2.300.0050.01116.86
7.2.290.0080.00816.69
7.2.00.0060.00819.68
7.1.100.0000.01118.34
7.1.70.0030.00517.32
7.1.60.0090.01619.82
7.1.50.0150.00816.71
7.1.00.0000.08022.47
7.0.200.0100.00516.43
7.0.140.0030.07322.00
7.0.100.0200.07719.90
7.0.90.0070.07719.95
7.0.80.0200.07019.88
7.0.70.0300.07719.93
7.0.60.0030.09319.96
7.0.50.0370.03720.31
7.0.40.0130.07320.07
7.0.30.0030.08720.18
7.0.20.0030.08720.09
7.0.10.0070.07320.18
7.0.00.0170.07720.03
5.6.250.0100.07720.49
5.6.240.0030.08320.57
5.6.230.0000.08720.56
5.6.220.0100.08320.73
5.6.210.0200.06320.46
5.6.200.0070.08021.02
5.6.190.0070.08021.09
5.6.180.0000.08721.11
5.6.170.0000.07720.96
5.6.160.0130.07321.01
5.6.150.0070.05021.17
5.6.140.0070.08321.03
5.6.130.0100.06721.08
5.6.120.0000.09721.07
5.6.110.0070.04321.10
5.6.100.0100.07721.08
5.6.90.0200.07021.08
5.6.80.0100.08020.35
5.6.70.0030.05020.44
5.6.60.0030.08320.31
5.6.50.0130.06320.52
5.6.40.0130.07320.40
5.6.30.0130.05720.41
5.6.20.0100.07720.29
5.6.10.0030.05020.43
5.6.00.0000.09320.38
5.5.380.0130.07020.36
5.5.370.0170.07020.42
5.5.360.0100.07720.38
5.5.350.0030.08720.39
5.5.340.0100.07320.80
5.5.330.0100.08020.82
5.5.320.0130.07020.64
5.5.310.0170.07720.78
5.5.300.0070.05320.87
5.5.290.0100.08020.64
5.5.280.0130.05720.80
5.5.270.0170.07020.79
5.5.260.0100.07720.92
5.5.250.0000.07720.73
5.5.240.0070.07720.14
5.5.230.0030.07720.13
5.5.220.0200.06320.13
5.5.210.0030.08320.26
5.5.200.0170.06020.10
5.5.190.0170.06720.18
5.5.180.0130.05320.25
5.5.160.0170.06720.28
5.5.150.0070.05020.26
5.5.140.0130.06719.99
5.5.130.0100.07720.17
5.5.120.0070.07020.17
5.5.110.0070.05720.17
5.5.100.0070.04719.95
5.5.90.0070.04720.07
5.5.80.0070.04720.15
5.5.70.0070.05020.15
5.5.60.0200.06320.11
5.5.50.0100.07020.14
5.5.40.0130.07720.14
5.5.30.0030.07720.10
5.5.20.0170.06720.02
5.5.10.0100.07720.05
5.5.00.0070.07720.09
5.4.450.0100.07719.29
5.4.440.0100.05019.39
5.4.430.0070.06719.30
5.4.420.0100.07319.52
5.4.410.0130.07719.00
5.4.400.0170.07018.91
5.4.390.0070.08019.14
5.4.380.0100.07019.03
5.4.370.0130.04319.04
5.4.360.0130.06718.80
5.4.350.0070.06718.79
5.4.340.0100.07318.91
5.4.320.0130.08019.03
5.4.310.0070.09318.98
5.4.300.0100.04319.05
5.4.290.0130.05719.14
5.4.280.0070.07718.80
5.4.270.0000.08319.12
5.4.260.0130.06319.10
5.4.250.0100.07318.78
5.4.240.0070.07019.11
5.4.230.0130.06718.91
5.4.220.0030.08319.06
5.4.210.0070.07019.04
5.4.200.0130.07018.97
5.4.190.0030.06019.02
5.4.180.0030.08319.02
5.4.170.0030.08019.06
5.4.160.0130.07018.79
5.4.150.0100.07319.13
5.4.140.0100.06016.41
5.4.130.0070.07016.38
5.4.120.0030.05016.40
5.4.110.0030.06016.49
5.4.100.0070.07316.44
5.4.90.0070.06316.46
5.4.80.0100.04016.35
5.4.70.0100.04716.52
5.4.60.0100.06716.38
5.4.50.0030.07316.17
5.4.40.0100.07316.37
5.4.30.0170.05716.23
5.4.20.0030.07016.36
5.4.10.0030.07016.28
5.4.00.0030.07715.80
5.3.290.0000.08314.66
5.3.280.0130.07714.59
5.3.270.0170.06714.55
5.3.260.0070.06714.61
5.3.250.0130.06714.59
5.3.240.0030.06014.42
5.3.230.0070.07314.55
5.3.220.0100.05714.56
5.3.210.0000.04714.42
5.3.200.0070.06314.56
5.3.190.0070.07714.55
5.3.180.0000.08014.38
5.3.170.0100.07314.38
5.3.160.0030.05314.57
5.3.150.0070.05714.50
5.3.140.0070.08014.55
5.3.130.0000.07314.54
5.3.120.0100.07714.50
5.3.110.0070.07314.50
5.3.100.0070.07314.01
5.3.90.0130.06313.88
5.3.80.0030.07714.00
5.3.70.0070.08013.92
5.3.60.0070.07014.01
5.3.50.0100.07013.89
5.3.40.0100.06713.93
5.3.30.0070.06313.77
5.3.20.0030.06713.54
5.3.10.0030.06713.60
5.3.00.0100.06313.50
5.2.170.0070.06311.06
5.2.160.0070.05711.16
5.2.150.0100.06011.18
5.2.140.0000.06311.14
5.2.130.0070.06010.89
5.2.120.0030.06011.13
5.2.110.0030.06011.16
5.2.100.0100.05710.96
5.2.90.0170.04311.02
5.2.80.0030.06311.11
5.2.70.0070.07310.96
5.2.60.0030.05311.00
5.2.50.0030.06311.05
5.2.40.0070.06010.98
5.2.30.0030.04711.02
5.2.20.0030.06010.80
5.2.10.0070.06010.89
5.2.00.0030.04010.62
5.1.60.0130.0479.83
5.1.50.0000.02710.00
5.1.40.0030.0279.99
5.1.30.0030.03010.25
5.1.20.0000.02710.20
5.1.10.0030.02310.12
5.1.00.0030.03010.13
5.0.50.0030.0208.52
5.0.40.0000.0238.45
5.0.30.0030.0378.22
5.0.20.0030.0178.27
5.0.10.0000.0208.17
5.0.00.0030.0378.24
4.4.90.0030.0378.12
4.4.80.0000.0378.12
4.4.70.0030.0338.12
4.4.60.0000.0378.12
4.4.50.0070.0338.12
4.4.40.0030.0278.12
4.4.30.0000.0178.12
4.4.20.0070.0178.12
4.4.10.0030.0138.12
4.4.00.0030.0238.12
4.3.110.0030.0138.12
4.3.100.0000.0178.12
4.3.90.0070.0108.12
4.3.80.0000.0238.12
4.3.70.0000.0138.12
4.3.60.0000.0178.12
4.3.50.0000.0138.12
4.3.40.0000.0238.12
4.3.30.0000.0178.12
4.3.20.0000.0178.12
4.3.10.0030.0138.12
4.3.00.0000.0138.12

preferences:
53.67 ms | 400 KiB | 5 Q