3v4l.org

run code in 300+ PHP versions simultaneously
<?php $format = 'Y-m-d'; $reqDate = date ( $format, strtotime ( '2014-02-28' ) )."\n"; echo $reqDate; // - 1 month echo date ( $format, strtotime ( '+1 month' . $reqDate ) );

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)
8.3.60.0110.00416.63
8.3.50.0150.00822.05
8.3.40.0120.00618.99
8.3.30.0090.00619.23
8.3.20.0040.00420.07
8.3.10.0050.00323.66
8.3.00.0070.00320.65
8.2.180.0160.00618.39
8.2.170.0070.01122.96
8.2.160.0100.00320.28
8.2.150.0090.00024.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0000.00822.27
8.2.110.0000.00922.25
8.2.100.0090.00318.16
8.2.90.0050.00319.30
8.2.80.0000.00918.05
8.2.70.0060.00617.75
8.2.60.0040.00418.05
8.2.50.0000.00918.07
8.2.40.0030.00518.09
8.2.30.0070.00018.08
8.2.20.0000.00917.80
8.2.10.0040.00417.86
8.2.00.0040.00418.04
8.1.280.0100.00325.92
8.1.270.0040.00422.27
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0080.00023.76
8.1.230.0080.00319.14
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0000.01217.60
8.1.190.0060.00317.42
8.1.180.0080.00018.10
8.1.170.0050.00318.75
8.1.160.0000.00722.11
8.1.150.0030.00518.80
8.1.140.0040.00417.73
8.1.130.0000.00717.85
8.1.120.0070.00017.61
8.1.110.0040.00417.74
8.1.100.0000.00717.73
8.1.90.0030.00417.68
8.1.80.0030.00317.76
8.1.70.0000.00717.56
8.1.60.0030.00617.75
8.1.50.0080.00017.63
8.1.40.0040.00417.65
8.1.30.0030.00617.62
8.1.20.0040.00417.83
8.1.10.0000.00817.59
8.1.00.0020.00517.54
8.0.300.0030.00318.77
8.0.290.0040.00417.43
8.0.280.0070.00018.62
8.0.270.0030.00317.33
8.0.260.0040.00417.07
8.0.250.0030.00317.13
8.0.240.0070.00017.14
8.0.230.0030.00317.10
8.0.220.0030.00317.14
8.0.210.0040.00417.08
8.0.200.0070.00017.05
8.0.190.0040.00317.18
8.0.180.0050.00217.05
8.0.170.0000.00717.19
8.0.160.0080.00017.22
8.0.150.0040.00416.98
8.0.140.0000.00817.09
8.0.130.0030.00313.45
8.0.120.0060.00317.08
8.0.110.0000.00817.21
8.0.100.0040.00416.97
8.0.90.0040.00417.03
8.0.80.0160.00017.14
8.0.70.0000.00717.18
8.0.60.0040.00417.00
8.0.50.0040.00417.00
8.0.30.0130.00917.33
8.0.20.0130.00617.40
8.0.10.0040.00417.00
8.0.00.0120.00716.83
7.4.330.0000.00515.00
7.4.320.0000.00616.79
7.4.300.0040.00416.73
7.4.290.0030.00316.56
7.4.280.0090.00016.65
7.4.270.0000.00716.72
7.4.260.0000.00616.67
7.4.250.0050.00316.52
7.4.240.0050.00216.71
7.4.230.0030.00316.83
7.4.220.0060.01216.60
7.4.210.0090.00916.75
7.4.200.0000.00716.75
7.4.190.0030.00516.75
7.4.160.0130.00316.67
7.4.150.0150.00317.40
7.4.140.0050.01617.86
7.4.130.0080.00916.68
7.4.120.0090.00816.78
7.4.110.0140.00316.69
7.4.100.0120.00616.71
7.4.90.0100.01016.86
7.4.80.0060.01316.52
7.4.70.0090.00916.58
7.4.60.0040.01516.44
7.4.50.0040.00416.54
7.4.40.0090.00622.77
7.4.30.0000.01716.48
7.4.00.0130.00315.37
7.3.330.0000.00513.36
7.3.320.0050.00313.17
7.3.310.0060.00016.32
7.3.300.0000.00716.44
7.3.290.0160.00516.37
7.3.280.0130.00616.50
7.3.270.0100.00617.40
7.3.260.0100.01016.67
7.3.250.0100.01116.42
7.3.240.0100.00716.57
7.3.230.0090.00616.62
7.3.210.0120.00916.74
7.3.200.0090.01019.39
7.3.190.0120.00616.53
7.3.180.0100.00716.83
7.3.170.0140.00716.55
7.3.160.0040.01216.69
7.3.120.0000.01215.22
7.2.330.0120.00616.78
7.2.320.0090.01516.55
7.2.310.0060.01316.55
7.2.300.0120.00316.45
7.2.290.0080.00816.56
7.2.80.0040.01116.85
7.2.60.0100.00317.00
7.2.50.0070.00716.91
7.1.200.0130.00915.93
7.1.70.0030.00517.36
7.1.60.0090.00619.29
7.1.50.0040.01816.94
7.1.00.0030.07722.43
7.0.200.0080.00017.13
7.0.140.0030.07322.18
7.0.80.0230.08719.96
7.0.70.0070.04319.88
7.0.60.0130.04719.95
7.0.50.0030.08020.36
7.0.40.0130.03720.00
7.0.30.0230.03720.14
7.0.20.0100.05020.03
7.0.10.0170.03320.04
7.0.00.0030.04720.04
5.6.280.0030.07321.09
5.6.230.0130.07320.68
5.6.220.0070.06020.61
5.6.210.0100.04720.41
5.6.200.0070.04020.99
5.6.190.0000.04721.04
5.6.180.0100.04021.02
5.6.170.0170.05721.05
5.6.160.0100.07021.05
5.6.150.0100.07720.95
5.6.140.0100.08721.03
5.6.130.0030.05021.05
5.6.120.0100.06320.99
5.6.110.0070.05721.07
5.6.100.0070.05020.93
5.6.90.0030.07321.07
5.6.80.0070.07720.39
5.6.70.0030.04320.42
5.6.60.0030.05720.33
5.6.50.0000.08020.33
5.6.40.0100.07320.29
5.6.30.0070.04720.48
5.6.20.0030.05020.43
5.6.10.0070.08020.32
5.6.00.0130.05020.30
5.5.370.0030.08020.53
5.5.360.0030.04320.32
5.5.350.0000.08020.44
5.5.340.0030.04320.77
5.5.330.0100.03320.91
5.5.320.0070.05720.61
5.5.310.0070.05720.63
5.5.300.0030.07320.89
5.5.290.0130.08020.83
5.5.280.0200.07020.90
5.5.270.0070.04720.82
5.5.260.0070.04320.81
5.5.250.0000.05320.73
5.5.240.0100.07720.27
5.5.230.0070.06020.30
5.5.220.0070.04320.28
5.5.210.0030.04720.13
5.5.200.0070.07720.24
5.5.190.0100.07320.06
5.5.180.0000.05320.14
5.5.160.0030.04020.11
5.5.150.0030.04720.21
5.5.140.0030.04020.25
5.5.130.0000.04319.96
5.5.120.0070.04320.11
5.5.110.0000.04320.13
5.5.100.0000.04720.16
5.5.90.0030.05020.09
5.5.80.0070.04720.14
5.5.70.0000.05020.03
5.5.60.0070.03719.99
5.5.50.0070.03720.07
5.5.40.0000.05020.13
5.5.30.0030.08020.02
5.5.20.0030.04020.04
5.5.10.0000.04720.01
5.5.00.0030.03320.10
5.4.450.0070.04019.31
5.4.440.0000.07019.27
5.4.430.0070.06719.13
5.4.420.0170.05719.47
5.4.410.0170.06719.31
5.4.400.0100.07019.03
5.4.390.0070.06319.04
5.4.380.0100.03719.23
5.4.370.0000.05018.83
5.4.360.0100.07719.07
5.4.350.0030.04719.23
5.4.340.0130.07718.78
5.4.320.0000.09019.09
5.4.310.0070.03719.02
5.4.300.0030.04019.02
5.4.290.0030.05318.90
5.4.280.0170.03719.14
5.4.270.0070.03719.09
5.4.260.0030.03319.02
5.4.250.0000.04718.99
5.4.240.0030.03718.78
5.4.230.0030.04319.13
5.4.220.0100.03319.04
5.4.210.0000.04018.95
5.4.200.0100.03018.80
5.4.190.0030.03719.11
5.4.180.0100.03318.80
5.4.170.0070.03718.91
5.4.160.0070.06718.92
5.4.150.0000.04719.09
5.4.140.0030.04716.42
5.4.130.0030.03316.33
5.4.120.0100.02716.38
5.4.110.0070.03016.47
5.4.100.0170.02016.26
5.4.90.0030.03716.28
5.4.80.0170.06016.25
5.4.70.0070.08016.37
5.4.60.0000.06016.24
5.4.50.0070.07016.30
5.4.40.0070.03716.47
5.4.30.0100.07316.20
5.4.20.0100.03016.40
5.4.10.0030.07716.18
5.4.00.0030.06315.58
5.3.290.0130.03014.64
5.3.280.0000.04314.59
5.3.270.0070.03314.59
5.3.260.0070.07314.54
5.3.250.0070.05714.56
5.3.240.0030.03714.60
5.3.230.0000.04014.45
5.3.220.0070.03314.50
5.3.210.0030.03714.57
5.3.200.0000.04014.57
5.3.190.0070.04014.50
5.3.180.0000.05014.42
5.3.170.0100.07314.55
5.3.160.0200.02714.38
5.3.150.0070.07714.52
5.3.140.0130.06714.54
5.3.130.0070.05714.50
5.3.120.0070.04314.49
5.3.110.0070.05314.53
5.3.100.0030.08313.99
5.3.90.0100.07713.98
5.3.80.0100.04714.00
5.3.70.0200.06013.97
5.3.60.0100.06013.96
5.3.50.0070.07313.90
5.3.40.0100.06713.90
5.3.30.0100.06013.67
5.3.20.0030.05713.46
5.3.10.0030.07013.61
5.3.00.0030.06713.48
5.2.170.0170.05011.00
5.2.160.0000.04011.21
5.2.150.0070.04711.13
5.2.140.0100.05311.06
5.2.130.0130.02710.96
5.2.120.0100.05710.96
5.2.110.0070.06011.13
5.2.100.0030.06011.12
5.2.90.0070.06010.89
5.2.80.0030.06311.07
5.2.70.0030.03710.93
5.2.60.0030.05710.88
5.2.50.0100.05310.83
5.2.40.0030.05310.86
5.2.30.0200.02710.76
5.2.20.0100.04710.79
5.2.10.0030.03010.90
5.2.00.0100.04710.75
5.1.60.0030.0279.94
5.1.50.0130.0439.97
5.1.40.0030.04710.02
5.1.30.0070.05010.36
5.1.20.0030.05710.41
5.1.10.0070.04310.10
5.1.00.0100.02310.14
5.0.50.0000.0238.53
5.0.40.0030.0408.43
5.0.30.0100.0578.30
5.0.20.0000.0238.22
5.0.10.0000.0338.17
5.0.00.0000.0508.25
4.4.90.0030.0277.40
4.4.80.0000.0177.40
4.4.70.0000.0237.40
4.4.60.0000.0337.40
4.4.50.0000.0207.40
4.4.40.0000.0307.40
4.4.30.0030.0337.40
4.4.20.0030.0277.40
4.4.10.0000.0237.40
4.4.00.0030.0537.40
4.3.110.0030.0377.40
4.3.100.0030.0277.40
4.3.90.0030.0277.40
4.3.80.0030.0537.40
4.3.70.0070.0237.40
4.3.60.0000.0207.40
4.3.50.0030.0307.40
4.3.40.0000.0437.40
4.3.30.0000.0337.40
4.3.20.0000.0377.40
4.3.10.0000.0277.40
4.3.00.0030.0337.40

preferences:
38.54 ms | 401 KiB | 5 Q