3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 6; $endTime =strtotime("-$i+1 months"); echo $endTime; ?>

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)
8.3.60.0090.00618.30
8.3.50.0080.01221.15
8.3.40.0150.00018.92
8.3.30.0090.00918.92
8.3.20.0060.01320.19
8.3.10.0040.00421.71
8.3.00.0130.00319.68
8.2.180.0070.00716.75
8.2.170.0120.00922.96
8.2.160.0130.00020.47
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0020.00526.16
8.2.120.0060.00317.50
8.2.110.0040.00722.16
8.2.100.0110.00017.88
8.2.90.0080.00019.30
8.2.80.0080.00017.97
8.2.70.0050.00317.88
8.2.60.0060.00317.80
8.2.50.0090.00018.07
8.2.40.0030.00621.07
8.2.30.0040.00418.05
8.2.20.0040.00417.93
8.2.10.0000.00718.27
8.2.00.0000.00718.25
8.1.280.0170.00325.92
8.1.270.0110.00720.45
8.1.260.0070.00326.35
8.1.250.0000.00828.09
8.1.240.0040.00422.46
8.1.230.0090.00317.60
8.1.220.0090.00017.91
8.1.210.0040.00418.77
8.1.200.0040.00417.47
8.1.190.0120.00017.46
8.1.180.0030.00518.10
8.1.170.0000.00918.69
8.1.160.0040.00422.20
8.1.150.0000.00818.85
8.1.140.0080.00017.56
8.1.130.0000.00717.61
8.1.120.0040.00417.57
8.1.110.0040.00417.62
8.1.100.0000.00717.69
8.1.90.0000.00717.64
8.1.80.0000.00717.63
8.1.70.0000.00717.61
8.1.60.0030.00917.75
8.1.50.0050.00317.53
8.1.40.0030.00617.54
8.1.30.0050.00317.73
8.1.20.0040.00417.81
8.1.10.0040.00417.65
8.1.00.0040.00417.61
8.0.300.0050.00318.77
8.0.290.0070.00017.00
8.0.280.0030.00318.57
8.0.270.0030.00317.39
8.0.260.0030.00317.42
8.0.250.0050.00217.23
8.0.240.0030.00517.20
8.0.230.0000.00717.09
8.0.220.0000.00717.14
8.0.210.0040.00417.02
8.0.200.0060.00017.07
8.0.190.0000.00817.11
8.0.180.0070.00017.07
8.0.170.0080.00016.99
8.0.160.0000.00717.10
8.0.150.0040.00417.11
8.0.140.0040.00417.11
8.0.130.0000.00613.48
8.0.120.0000.00917.15
8.0.110.0000.00717.09
8.0.100.0000.00817.20
8.0.90.0030.00416.93
8.0.80.0070.01117.16
8.0.70.0040.00417.03
8.0.60.0040.00417.13
8.0.50.0040.00417.03
8.0.30.0150.00317.40
8.0.20.0100.01017.40
8.0.10.0000.00817.00
8.0.00.0090.01016.93
7.4.330.0050.00015.11
7.4.320.0070.00016.66
7.4.300.0000.00716.63
7.4.290.0000.00716.73
7.4.280.0060.00316.54
7.4.270.0030.00316.62
7.4.260.0070.00016.63
7.4.250.0080.00016.64
7.4.240.0040.00316.65
7.4.230.0030.00616.63
7.4.220.0050.01416.73
7.4.210.0090.00616.82
7.4.200.0070.00016.81
7.4.160.0090.00616.58
7.4.150.0130.00917.40
7.4.140.0110.00817.86
7.4.130.0080.00916.65
7.4.120.0090.01116.65
7.4.110.0100.00716.89
7.4.100.0180.00616.78
7.4.90.0060.01816.74
7.4.80.0130.00319.39
7.4.70.0060.00916.80
7.4.60.0040.01116.76
7.4.50.0040.00416.37
7.4.40.0090.00916.43
7.4.30.0110.00716.79
7.4.10.0070.01114.68
7.4.00.0020.01515.02
7.3.330.0000.00813.42
7.3.320.0050.00013.34
7.3.310.0040.00416.44
7.3.300.0030.00316.36
7.3.290.0090.00916.43
7.3.280.0080.00816.43
7.3.270.0070.01017.40
7.3.260.0080.01116.45
7.3.250.0070.01016.44
7.3.240.0080.00916.39
7.3.230.0070.01516.61
7.3.210.0090.00916.48
7.3.200.0060.01219.39
7.3.190.0100.00716.63
7.3.180.0060.01116.47
7.3.170.0040.01416.64
7.3.160.0100.00616.38
7.3.130.0070.01015.08
7.3.120.0070.01114.93
7.3.110.0060.00915.21
7.3.100.0100.00314.97
7.3.90.0060.00814.93
7.3.80.0090.00615.06
7.3.70.0050.00615.05
7.3.60.0110.00414.87
7.3.50.0120.00615.05
7.3.40.0060.01314.81
7.3.30.0110.00715.03
7.3.20.0030.00916.75
7.3.10.0030.01516.88
7.3.00.0120.00316.68
7.2.330.0030.01316.63
7.2.320.0060.01116.82
7.2.310.0110.01116.91
7.2.300.0140.00316.72
7.2.290.0100.00616.65
7.2.260.0090.00715.04
7.2.250.0090.00915.22
7.2.240.0000.01514.98
7.2.230.0000.01115.08
7.2.220.0070.00715.38
7.2.210.0100.00715.16
7.2.200.0000.01115.02
7.2.190.0030.01315.33
7.2.180.0060.00615.39
7.2.170.0090.00615.27
7.2.160.0080.00415.20
7.2.150.0100.01017.13
7.2.140.0100.00616.72
7.2.130.0070.01116.93
7.2.120.0070.00717.13
7.2.110.0060.00617.00
7.2.100.0060.00916.87
7.2.90.0030.00817.11
7.2.80.0040.01017.19
7.2.70.0030.01116.99
7.2.60.0050.01016.85
7.2.50.0100.00016.95
7.2.40.0040.01116.85
7.2.30.0090.00017.11
7.2.20.0090.00617.01
7.2.10.0030.00917.15
7.2.00.0060.00818.21
7.1.330.0060.00615.88
7.1.320.0000.01215.64
7.1.310.0000.01416.00
7.1.300.0060.00915.86
7.1.290.0060.00915.95
7.1.280.0030.01415.61
7.1.270.0070.00416.05
7.1.260.0110.00316.06
7.1.250.0000.01315.86
7.1.240.0070.00715.84
7.1.230.0080.00415.87
7.1.220.0090.00615.79
7.1.210.0070.01015.63
7.1.200.0150.00315.81
7.1.190.0070.00315.98
7.1.180.0000.01415.86
7.1.170.0130.00315.75
7.1.160.0040.01115.86
7.1.150.0060.00615.70
7.1.140.0060.00615.98
7.1.130.0070.00415.67
7.1.120.0070.00315.94
7.1.110.0030.00915.89
7.1.100.0090.00316.92
7.1.90.0090.00016.10
7.1.80.0030.00715.93
7.1.70.0000.01216.69
7.1.60.0100.01117.96
7.1.50.0050.00816.59
7.1.40.0120.00316.07
7.1.30.0050.00515.83
7.1.20.0080.00416.01
7.1.10.0120.00615.93
7.1.00.0050.04219.17
7.0.330.0030.00615.29
7.0.320.0000.01115.41
7.0.310.0040.00815.46
7.0.300.0030.00615.38
7.0.290.0040.00815.63
7.0.280.0000.01115.39
7.0.270.0080.00315.46
7.0.260.0070.00715.65
7.0.250.0070.00315.43
7.0.240.0070.00715.37
7.0.230.0030.01015.70
7.0.220.0040.01215.46
7.0.210.0030.01015.63
7.0.200.0030.01116.06
7.0.190.0030.00715.73
7.0.180.0030.01415.65
7.0.170.0000.01315.43
7.0.160.0030.01015.72
7.0.150.0000.01015.31
7.0.140.0090.00315.10
7.0.130.0060.00915.41
7.0.120.0040.00815.38
7.0.110.0030.01315.50
7.0.100.0040.01215.60
7.0.90.0070.01015.41
7.0.80.0070.01015.23
7.0.70.0090.00615.43
7.0.60.0080.04317.75
7.0.50.0100.03516.76
7.0.40.0070.04416.67
7.0.30.0130.03116.88
7.0.20.0170.02916.92
7.0.10.0070.04516.96
7.0.00.0120.03916.58
5.6.400.0030.01414.33
5.6.390.0090.00614.07
5.6.380.0040.00714.17
5.6.370.0090.00414.47
5.6.360.0100.00314.20
5.6.350.0000.01314.30
5.6.340.0030.01014.27
5.6.330.0060.00614.37
5.6.320.0040.00814.43
5.6.310.0070.01014.28
5.6.300.0120.00414.37
5.6.290.0030.00914.61
5.6.280.0030.02017.74
5.6.270.0040.00814.56
5.6.260.0060.00914.46
5.6.250.0030.01214.37
5.6.240.0000.01414.31
5.6.230.0040.00814.12
5.6.220.0070.01014.47
5.6.210.0110.04317.43
5.6.200.0070.02116.49
5.6.190.0060.05017.35
5.6.180.2020.02517.40
5.6.170.0180.04217.31
5.6.160.0020.02517.46
5.6.150.0050.02316.33
5.6.140.0070.03916.29
5.6.130.0060.02116.23
5.6.120.0070.03517.60
5.6.110.0140.04017.70
5.6.100.0090.03617.76
5.6.90.0030.02817.78
5.6.80.0030.04417.39
5.6.70.2200.02717.48
5.6.60.0070.00414.71
5.6.50.0030.00714.17
5.6.40.0030.00814.40
5.6.30.0120.00314.23
5.6.20.0070.00714.58
5.6.10.0040.00414.42
5.6.00.0030.00914.29
5.5.380.0080.00414.03
5.5.370.0000.01313.93
5.5.360.0060.00914.06
5.5.350.0220.04117.20
5.5.340.0050.03315.89
5.5.330.0070.04017.29
5.5.320.1650.02517.19
5.5.310.0120.03017.39
5.5.300.0020.04916.07
5.5.290.0050.02516.24
5.5.280.0030.04717.52
5.5.270.0050.04317.48
5.5.260.0060.04517.52
5.5.250.0020.03217.49
5.5.240.0120.02317.23
5.5.230.0030.01013.95
5.5.220.0040.00814.18
5.5.210.0030.01014.45
5.5.200.0090.00614.24
5.5.190.0100.00614.11
5.5.180.0070.01014.34
5.5.170.0110.00014.08
5.5.160.0060.00614.21
5.5.150.0130.00314.32
5.5.140.0070.00714.20
5.5.130.0040.00414.37
5.5.120.0060.00614.38
5.5.110.0000.01014.26
5.5.100.0110.00314.14
5.5.90.0090.00613.85
5.5.80.0070.00714.26
5.5.70.0060.00614.04
5.5.60.0030.01014.37
5.5.50.0060.00314.34
5.5.40.0070.00714.05
5.5.30.0120.00314.11
5.5.20.0000.01014.33
5.5.10.0070.00714.08
5.5.00.0030.00714.18
5.4.450.0390.02815.25
5.4.440.0400.03015.12
5.4.430.0380.02715.22
5.4.420.0370.03115.13
5.4.410.0380.02615.27
5.4.400.0360.03514.87
5.4.390.0320.03215.17
5.4.380.0050.03114.97
5.4.370.0150.02315.08
5.4.360.0130.02514.85
5.4.350.0410.02014.96
5.4.340.0300.03715.12
5.4.330.0040.00411.00
5.4.320.0420.02715.21
5.4.310.0320.03314.89
5.4.300.0280.03015.15
5.4.290.0270.03014.86
5.4.280.0130.02714.88
5.4.270.0070.03015.11
5.4.260.0140.02715.00
5.4.250.0450.03414.96
5.4.240.0310.02814.89
5.4.230.0320.02815.19
5.4.220.0350.03814.75
5.4.210.0400.03014.88
5.4.200.0300.02613.92
5.4.190.0410.02514.90
5.4.180.0390.03115.05
5.4.170.0380.03415.05
5.4.160.0430.04114.80
5.4.150.0400.03114.92
5.4.140.0430.02813.64
5.4.130.0420.03213.50
5.4.120.0420.03113.79
5.4.110.0370.03113.71
5.4.100.0380.02913.65
5.4.90.0380.02713.65
5.4.80.0430.03013.70
5.4.70.0350.03013.73
5.4.60.0370.02513.56
5.4.50.0350.03213.63
5.4.40.0320.02613.63
5.4.30.0410.02213.74
5.4.20.0370.02913.54
5.4.10.0380.02813.66
5.4.00.0320.03213.42

preferences:
63.64 ms | 401 KiB | 5 Q