3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time = strtotime(date('Y-m').'01'); echo date('Y-m-d',$time); echo '<br>'.$final = date("Y-m-d", strtotime("-1 month", $time));

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)
8.3.60.0070.00716.63
8.3.50.0120.00617.54
8.3.40.0120.00318.95
8.3.30.0040.01118.96
8.3.20.0040.00418.86
8.3.10.0090.00020.73
8.3.00.0050.00319.38
8.2.180.0100.01016.50
8.2.170.0040.01122.96
8.2.160.0130.00321.23
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00819.63
8.2.110.0060.00321.03
8.2.100.0110.00018.03
8.2.90.0050.00519.34
8.2.80.0040.00719.69
8.2.70.0040.00417.75
8.2.60.0060.00318.05
8.2.50.0060.00318.07
8.2.40.0040.00418.25
8.2.30.0050.00218.09
8.2.20.0000.00717.98
8.2.10.0040.00417.85
8.2.00.0000.00717.80
8.1.280.0150.00025.92
8.1.270.0040.00424.66
8.1.260.0000.00926.35
8.1.250.0000.00828.09
8.1.240.0090.00022.59
8.1.230.0110.00021.08
8.1.220.0000.00817.79
8.1.210.0030.00519.04
8.1.200.0060.00317.50
8.1.190.0090.00017.55
8.1.180.0000.00818.10
8.1.170.0040.00418.80
8.1.160.0050.00219.01
8.1.150.0040.00418.79
8.1.140.0060.00317.75
8.1.130.0000.00818.05
8.1.120.0040.00417.73
8.1.110.0070.00017.58
8.1.100.0040.00417.54
8.1.90.0030.00517.68
8.1.80.0050.00217.71
8.1.70.0070.00017.65
8.1.60.0030.00517.73
8.1.50.0050.00517.66
8.1.40.0000.00817.67
8.1.30.0000.00817.85
8.1.20.0000.00817.82
8.1.10.0030.00617.59
8.1.00.0060.00317.66
8.0.300.0000.00719.98
8.0.290.0000.00816.88
8.0.280.0030.00318.57
8.0.270.0030.00317.27
8.0.260.0030.00317.04
8.0.250.0070.00017.10
8.0.240.0000.00717.25
8.0.230.0000.00717.12
8.0.220.0070.00017.16
8.0.210.0030.00317.05
8.0.200.0050.00317.12
8.0.190.0000.00717.21
8.0.180.0000.00717.07
8.0.170.0090.00017.20
8.0.160.0040.00417.21
8.0.150.0050.00317.15
8.0.140.0060.00617.00
8.0.130.0000.00513.54
8.0.120.0050.00316.99
8.0.110.0000.00817.00
8.0.100.0040.00417.14
8.0.90.0000.00717.13
8.0.80.0070.00717.12
8.0.70.0000.00717.21
8.0.60.0000.00717.08
8.0.50.0050.00317.14
8.0.30.0120.00717.23
8.0.20.0100.00917.39
8.0.10.0080.00017.07
8.0.00.0100.01017.00
7.4.330.0000.00513.04
7.4.320.0000.00716.68
7.4.300.0000.00616.73
7.4.290.0020.00516.55
7.4.280.0000.00716.73
7.4.270.0060.00016.53
7.4.260.0050.00013.34
7.4.250.0090.00016.61
7.4.240.0040.00416.64
7.4.230.0030.00316.74
7.4.220.0130.01316.69
7.4.210.0100.00616.66
7.4.200.0000.00816.81
7.4.190.0000.00716.81
7.4.160.0120.00316.98
7.4.150.0110.00716.71
7.4.140.0110.00716.67
7.4.130.0060.01016.61
7.4.120.0110.00616.75
7.4.110.0090.01216.74
7.4.100.0100.00716.54
7.4.90.0110.01216.68
7.4.80.0100.00616.58
7.4.70.0090.01216.83
7.4.60.0040.01216.69
7.4.50.0030.00316.54
7.4.40.0060.00916.74
7.4.30.0070.01016.64
7.4.10.0110.00716.61
7.4.00.0100.00615.77
7.3.330.0000.00613.22
7.3.320.0030.00313.07
7.3.310.0070.00016.48
7.3.300.0040.00416.35
7.3.290.0160.00416.38
7.3.280.0080.00916.41
7.3.270.0030.01416.68
7.3.260.0100.00916.59
7.3.250.0070.01516.47
7.3.240.0090.00916.39
7.3.230.0100.00716.42
7.3.210.0120.00416.58
7.3.200.0150.00919.39
7.3.190.0000.02216.63
7.3.180.0060.00916.46
7.3.170.0100.01316.57
7.3.160.0080.01116.48
7.3.130.0070.00716.54
7.3.120.0100.00715.70
7.3.110.0030.01016.30
7.3.100.0000.01316.37
7.3.90.0000.01316.53
7.3.80.0040.01216.76
7.3.70.0070.00716.46
7.3.60.0100.00716.51
7.3.50.0060.00316.46
7.3.40.0000.01816.56
7.3.30.0070.00716.60
7.3.20.0090.00618.39
7.3.10.0030.01218.27
7.3.00.0060.00618.22
7.2.330.0080.00916.57
7.2.320.0070.01017.00
7.2.310.0100.01316.93
7.2.300.0110.01116.68
7.2.290.0140.00216.53
7.2.260.0100.00416.94
7.2.250.0060.01316.96
7.2.240.0000.01816.67
7.2.230.0060.00616.85
7.2.220.0000.01116.54
7.2.210.0040.00816.64
7.2.200.0080.00316.76
7.2.190.0030.01316.64
7.2.180.0070.00716.55
7.2.170.0030.01216.71
7.2.160.0060.00916.78
7.2.150.0030.01618.61
7.2.140.0060.00918.64
7.2.130.0060.00618.44
7.2.120.0070.00718.53
7.2.110.0030.00918.66
7.2.100.0040.00718.69
7.2.90.0080.00818.43
7.2.80.0070.00718.55
7.2.70.0090.00918.61
7.2.60.0100.00718.61
7.2.50.0140.00318.52
7.2.40.0040.00718.69
7.2.30.0060.00318.76
7.2.20.0080.00818.60
7.2.10.0060.01218.63
7.2.00.0070.00519.14
7.1.330.0080.00817.42
7.1.320.0000.01017.43
7.1.310.0030.00517.33
7.1.300.0070.00417.25
7.1.290.0000.01017.50
7.1.280.0030.01117.65
7.1.270.0090.00317.56
7.1.260.0090.00317.20
7.1.250.0070.00717.51
7.1.240.0030.01317.51
7.1.230.0060.00917.26
7.1.220.0060.00317.44
7.1.210.0060.00617.31
7.1.200.0030.00916.74
7.1.190.0070.00717.41
7.1.180.0070.01017.50
7.1.170.0000.01017.36
7.1.160.0060.00917.53
7.1.150.0090.00317.53
7.1.140.0040.01117.32
7.1.130.0000.01217.47
7.1.120.0040.01117.47
7.1.110.0000.00917.43
7.1.100.0050.00617.92
7.1.90.0060.00917.46
7.1.80.0120.00317.54
7.1.70.0030.00517.27
7.1.60.0080.00818.42
7.1.50.0080.01017.30
7.1.40.0000.01017.62
7.1.30.0030.00917.45
7.1.20.0000.00817.24
7.1.10.0000.00917.60
7.1.00.0050.01919.99
7.0.330.0030.00617.15
7.0.320.0030.00917.05
7.0.310.0060.00316.98
7.0.300.0040.00717.03
7.0.290.0060.00916.96
7.0.280.0030.00617.06
7.0.270.0030.01016.76
7.0.260.0070.00716.95
7.0.250.0000.01417.23
7.0.240.0100.00717.14
7.0.230.0030.01016.90
7.0.220.0100.00317.06
7.0.210.0060.00617.00
7.0.200.0080.00615.94
7.0.190.0060.00617.07
7.0.180.0140.00317.22
7.0.170.0070.01017.03
7.0.160.0040.00817.16
7.0.150.0030.00617.15
7.0.140.0060.03819.58
7.0.130.0130.00016.98
7.0.120.0010.03619.68
7.0.110.0100.00317.18
7.0.100.0140.04318.45
7.0.90.0050.04618.44
7.0.80.0070.04718.51
7.0.70.0060.03918.54
7.0.60.0050.02918.52
7.0.50.0090.04318.63
7.0.40.0100.02817.49
7.0.30.0080.03717.56
7.0.20.0100.04517.55
7.0.10.0070.04717.63
7.0.00.0050.04017.63
5.6.400.0040.00816.01
5.6.390.0060.00316.22
5.6.380.0030.00716.17
5.6.370.0080.00416.04
5.6.360.0070.00716.09
5.6.350.0060.00316.07
5.6.340.0030.01315.76
5.6.330.0120.00615.89
5.6.320.0060.00616.07
5.6.310.0120.00315.92
5.6.300.0030.01516.00
5.6.290.0110.00815.98
5.6.280.0050.04018.57
5.6.270.0000.01315.91
5.6.260.0030.01216.02
5.6.250.0100.04318.42
5.6.240.0060.04918.29
5.6.230.0100.03118.24
5.6.220.0030.02818.29
5.6.210.0090.03118.18
5.6.200.0020.04818.49
5.6.190.0090.04018.51
5.6.180.0090.02418.55
5.6.170.0100.03718.49
5.6.160.0130.02218.51
5.6.150.0020.04118.49
5.6.140.0050.04518.49
5.6.130.0070.04818.46
5.6.120.0130.03318.46
5.6.110.0070.04618.47
5.6.100.0100.04218.39
5.6.90.0020.02918.48
5.6.80.0100.04318.15
5.6.70.0110.04018.24
5.6.60.0000.03918.16
5.6.50.0050.04518.01
5.6.40.0140.02818.22
5.6.30.0140.02718.01
5.6.20.0050.03018.01
5.6.10.0130.02518.11
5.6.00.0000.03218.13
5.5.380.0030.04818.13
5.5.370.0060.04718.24
5.5.360.0100.03718.08
5.5.350.0080.04118.17
5.5.340.0050.03718.28
5.5.330.0050.03518.28
5.5.320.0070.04418.18
5.5.310.0100.04318.37
5.5.300.0060.04818.35
5.5.290.0060.02718.22
5.5.280.0100.05018.43
5.5.270.0120.04618.48
5.5.260.0090.04318.26
5.5.250.0160.04318.14
5.5.240.0120.03718.05
5.5.230.0120.04217.94
5.5.220.0080.03818.06
5.5.210.0140.03717.90
5.5.200.0070.04717.89
5.5.190.0140.02718.07
5.5.180.0130.02218.04
5.5.170.0090.01315.93
5.5.160.0080.04417.87
5.5.150.0140.03918.03
5.5.140.0090.02818.04
5.5.130.0130.02917.83
5.5.120.0090.04118.07
5.5.110.0140.02418.05
5.5.100.0120.04217.85
5.5.90.0150.04118.00
5.5.80.0140.03517.97
5.5.70.0090.03518.00
5.5.60.0080.04617.90
5.5.50.0120.02017.89
5.5.40.0090.04617.79
5.5.30.0090.04718.07
5.5.20.0080.03617.85
5.5.10.0070.03617.94
5.5.00.0070.02417.80
5.4.450.0070.03416.11
5.4.440.0050.04816.14
5.4.430.0080.04316.28
5.4.420.0110.03916.34
5.4.410.0080.04416.20
5.4.400.0030.04815.97
5.4.390.0090.03416.05
5.4.380.0030.04016.09
5.4.370.0070.04016.18
5.4.360.0090.03016.04
5.4.350.0050.04216.05
5.4.340.0100.03716.02
5.4.330.0090.00513.13
5.4.320.0090.03816.11
5.4.310.0070.03116.01
5.4.300.0030.04616.08
5.4.290.0120.02016.08
5.4.280.0130.02216.05
5.4.270.0130.03816.09
5.4.260.0120.03916.07
5.4.250.0030.04516.10
5.4.240.0110.03815.95
5.4.230.0080.03716.13
5.4.220.0100.04116.08
5.4.210.0110.03916.09
5.4.200.0060.04016.13
5.4.190.0100.02516.05
5.4.180.0110.03816.09
5.4.170.0090.03515.96
5.4.160.0070.03916.04
5.4.150.0080.03816.10
5.4.140.0120.03614.73
5.4.130.0080.03814.72
5.4.120.0100.03614.65
5.4.110.0080.02414.77
5.4.100.0110.03214.74
5.4.90.0080.02214.71
5.4.80.0070.02514.79
5.4.70.0040.04114.69
5.4.60.0020.02414.66
5.4.50.0070.02314.68
5.4.40.0060.03714.73
5.4.30.0050.04214.68
5.4.20.0100.03114.71
5.4.10.0020.02514.75
5.4.00.0110.01714.47
5.3.290.0060.04114.12
5.3.280.0140.04014.02
5.3.270.0120.03714.09
5.3.260.0120.02214.04
5.3.250.0040.02714.02
5.3.240.0040.04114.02
5.3.230.0060.02814.02
5.3.220.0100.02214.02
5.3.210.0050.04614.02
5.3.200.0120.03914.02
5.3.190.0030.02414.02
5.3.180.0050.04614.07
5.3.170.0070.04014.07
5.3.160.0120.03514.10
5.3.150.0050.03714.02
5.3.140.0080.03714.02
5.3.130.0070.03314.09
5.3.120.0020.04014.14
5.3.110.0050.02514.02
5.3.100.0010.02414.09
5.3.90.0000.04214.09
5.3.80.0030.04514.02
5.3.70.0090.03914.02
5.3.60.0100.03214.02
5.3.50.0030.02514.02
5.3.40.0030.02114.02
5.3.30.0110.03314.04
5.3.20.0070.03714.02
5.3.10.0040.03214.02
5.3.00.0130.02814.03
5.2.170.0030.03014.92
5.2.160.0000.06314.92
5.2.150.0130.05014.92
5.2.140.0070.06014.92
5.2.130.0030.03314.92
5.2.120.0000.05014.92
5.2.110.0130.05014.92
5.2.100.0030.04714.92
5.2.90.0070.06714.92
5.2.80.0030.06714.92
5.2.70.0030.06014.92
5.2.60.0070.03714.92
5.2.50.0030.04714.92
5.2.40.0070.06014.92
5.2.30.0030.06314.92
5.2.20.0030.03714.92
5.2.10.0030.03314.92
5.2.00.0000.03314.92
5.1.60.0030.05714.92
5.1.50.0070.03314.92
5.1.40.0070.04314.92
5.1.30.0070.02714.92
5.1.20.0030.02714.92
5.1.10.0030.03714.92
5.1.00.0070.05014.92
5.0.50.0070.03314.92
5.0.40.0070.04014.92
5.0.30.0100.03714.92
5.0.20.0000.02714.92
5.0.10.0000.03714.92
5.0.00.0070.02714.92
4.4.90.0100.02314.92
4.4.80.0070.01014.92
4.4.70.0000.03314.92
4.4.60.0000.03014.92
4.4.50.0000.03314.92
4.4.40.0000.04714.92
4.4.30.0070.03314.92
4.4.20.0070.03014.92
4.4.10.0070.02314.92
4.4.00.0030.03714.92
4.3.110.0000.03014.92
4.3.100.0000.02014.92
4.3.90.0030.01314.92
4.3.80.0000.04014.92
4.3.70.0100.03014.92
4.3.60.0000.02714.92
4.3.50.0070.03014.92
4.3.40.0000.04014.92
4.3.30.0030.02314.92
4.3.20.0070.02314.92
4.3.10.0030.03014.92
4.3.00.0030.01714.92

preferences:
41.12 ms | 401 KiB | 5 Q