3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cd = new DateTime('2016-03-31'); echo "cd: " . $cd->format( 'Y-m-d' ) . "\n"; $cd->modify('previous month'); echo "cd: " . $cd->format( 'Y-m-d' ) . "\n";

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)
8.3.60.0110.01116.75
8.3.50.0290.00721.23
8.3.40.0100.01018.70
8.3.30.0070.00718.85
8.3.20.0030.00518.95
8.3.10.0040.00421.81
8.3.00.0040.00421.87
8.2.180.0070.00716.50
8.2.170.0130.00622.96
8.2.160.0070.00722.08
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0000.00826.16
8.2.120.0040.00420.92
8.2.110.0150.00622.21
8.2.100.0070.00418.03
8.2.90.0040.00417.88
8.2.80.0030.00518.97
8.2.70.0050.00317.98
8.2.60.0040.00718.28
8.2.50.0070.00019.46
8.2.40.0000.00821.32
8.2.30.0050.00519.23
8.2.20.0070.00418.06
8.2.10.0000.00718.04
8.2.00.0000.00817.97
8.1.280.0070.01425.92
8.1.270.0000.00822.20
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0000.00823.91
8.1.230.0060.00617.95
8.1.220.0040.00417.91
8.1.210.0080.00018.77
8.1.200.0060.00317.47
8.1.190.0050.00317.35
8.1.180.0080.00019.09
8.1.170.0030.00618.77
8.1.160.0000.00722.16
8.1.150.0040.00418.93
8.1.140.0070.00019.81
8.1.130.0000.00717.73
8.1.120.0040.00417.65
8.1.110.0020.00517.68
8.1.100.0040.00417.67
8.1.90.0050.00217.68
8.1.80.0040.00417.64
8.1.70.0000.00817.71
8.1.60.0070.00417.77
8.1.50.0000.00817.66
8.1.40.0000.00717.72
8.1.30.0000.00817.86
8.1.20.0040.00417.71
8.1.10.0000.00917.74
8.1.00.0000.00917.81
8.0.300.0040.00418.77
8.0.290.0000.00816.88
8.0.280.0000.00718.57
8.0.270.0000.00717.35
8.0.260.0040.00418.54
8.0.250.0080.00017.23
8.0.240.0000.00717.17
8.0.230.0070.00317.13
8.0.220.0030.00517.12
8.0.210.0000.00717.04
8.0.200.0000.00617.11
8.0.190.0060.00317.21
8.0.180.0000.00717.19
8.0.170.0040.00417.21
8.0.160.0030.00517.22
8.0.150.0050.00216.93
8.0.140.0040.00417.04
8.0.130.0040.00413.52
8.0.120.0040.00417.04
8.0.110.0040.00417.14
8.0.100.0070.00017.10
8.0.90.0000.00717.03
8.0.80.0110.00417.04
8.0.70.0000.00817.18
8.0.60.0000.00716.92
8.0.50.0040.00417.09
8.0.30.0150.00617.33
8.0.20.0120.00917.40
8.0.10.0030.00517.09
8.0.00.0110.01016.95
7.4.330.0050.00015.55
7.4.320.0000.00616.59
7.4.300.0000.00916.64
7.4.290.0000.00716.59
7.4.280.0000.01116.64
7.4.270.0040.00416.65
7.4.260.0000.00716.74
7.4.250.0000.00716.72
7.4.240.0050.00316.63
7.4.230.0000.00716.57
7.4.220.0090.00916.65
7.4.210.0110.00916.63
7.4.200.0000.00816.49
7.4.160.0100.00716.71
7.4.150.0080.01217.40
7.4.140.0090.00917.86
7.4.130.0080.01316.73
7.4.120.0110.00816.83
7.4.110.0080.00816.82
7.4.100.0070.01016.67
7.4.90.0040.01416.52
7.4.80.0100.00719.39
7.4.70.0060.01016.66
7.4.60.0030.01816.86
7.4.50.0090.00316.64
7.4.40.0090.00616.73
7.4.30.0080.00816.67
7.4.00.0040.01315.07
7.3.330.0080.00013.32
7.3.320.0050.00013.30
7.3.310.0070.00016.33
7.3.300.0000.00616.39
7.3.290.0040.01116.51
7.3.280.0080.01116.42
7.3.270.0130.01217.40
7.3.260.0120.00916.67
7.3.250.0100.00816.56
7.3.240.0110.00916.85
7.3.230.0000.01616.52
7.3.210.0060.00916.37
7.3.200.0100.00716.62
7.3.190.0080.00816.63
7.3.180.0120.00316.39
7.3.170.0100.00616.52
7.3.160.0180.00316.76
7.3.120.0100.01015.09
7.3.110.0000.01814.91
7.3.100.0060.00915.02
7.3.90.0060.00714.75
7.3.80.0030.00615.19
7.3.70.0000.01715.04
7.3.60.0000.01115.01
7.3.50.0090.00314.96
7.3.40.0040.01115.02
7.3.30.0040.00414.97
7.3.20.0070.00416.80
7.3.10.0110.00316.56
7.3.00.0040.00716.84
7.2.330.0070.01016.95
7.2.320.0110.02016.61
7.2.310.0080.01516.77
7.2.300.0070.01416.69
7.2.290.0140.00916.78
7.2.250.0100.00715.39
7.2.240.0140.00014.88
7.2.230.0110.00715.14
7.2.220.0040.01115.28
7.2.210.0000.01115.18
7.2.200.0000.01315.17
7.2.190.0040.00414.85
7.2.180.0000.01415.27
7.2.170.0030.00915.27
7.2.60.0100.00317.07
7.2.50.0140.00916.84
7.2.00.0060.00919.86
7.1.330.0000.01415.91
7.1.320.0070.00715.80
7.1.310.0060.00616.05
7.1.300.0070.00415.89
7.1.290.0000.01216.00
7.1.280.0070.00315.93
7.1.270.0040.00715.74
7.1.260.0060.00915.84
7.1.200.0030.00915.68
7.1.70.0030.00617.27
7.1.60.0140.01015.53
7.1.00.0030.07722.45
7.0.200.0060.00915.07
7.0.120.0130.05322.07
7.0.110.0000.06322.04
7.0.100.0130.07321.96
7.0.90.0030.08022.07
7.0.80.0030.06322.07
7.0.70.0130.06722.11
7.0.60.0100.06022.00
7.0.50.0130.06322.07
7.0.40.0030.05722.15
7.0.30.0070.07321.99
7.0.20.0100.05022.11
7.0.10.0070.05322.11
7.0.00.0030.06022.11
5.6.270.0070.06320.79
5.6.260.0070.06720.84
5.6.250.0070.05720.87
5.6.240.0030.07720.87
5.6.230.0100.05321.02
5.6.220.0030.06721.04
5.6.210.0100.06020.68
5.6.200.0030.05721.00
5.6.190.0030.06320.75
5.6.180.0070.06020.80
5.6.170.0070.05721.00
5.6.160.0100.05020.99
5.6.150.0100.05320.95
5.6.140.0030.06021.04
5.6.130.0100.05020.94
5.6.120.0030.06020.99
5.6.110.0030.07020.93
5.6.100.0030.06021.07
5.6.90.0000.06320.92
5.6.80.0100.05020.23
5.6.70.0100.06720.20
5.6.60.0070.05720.43
5.6.50.0100.05020.37
5.6.40.0100.05320.30
5.6.30.0200.07320.38
5.6.20.0030.07320.37
5.6.10.0030.05720.28
5.6.00.0030.05320.16

preferences:
43.26 ms | 401 KiB | 5 Q