3v4l.org

run code in 300+ PHP versions simultaneously
<?php $number = 999; for ($i = $number; $i <=$number; $i--) { $number -= 1; echo $number; }

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)
8.3.60.0320.02118.43
8.3.50.0200.01717.97
8.3.40.0410.01418.84
8.3.30.0270.01018.67
8.3.20.0060.02118.78
8.3.10.0140.00320.48
8.3.00.0240.00419.25
8.2.180.0430.01616.32
8.2.170.0470.00922.96
8.2.160.0140.02118.94
8.2.150.0150.00325.66
8.2.140.0230.01224.66
8.2.130.0300.00526.16
8.2.120.0090.01220.41
8.2.110.0150.01219.18
8.2.100.0180.00417.84
8.2.90.0060.00919.42
8.2.80.0040.00819.34
8.2.70.0030.01017.63
8.2.60.0110.00018.05
8.2.50.0190.00318.07
8.2.40.0090.00918.28
8.2.30.0160.00518.12
8.2.20.0100.00719.45
8.2.10.0160.00317.78
8.2.00.0060.00917.70
8.1.280.0460.01225.92
8.1.270.0220.00723.99
8.1.260.0230.00526.35
8.1.250.0160.00328.09
8.1.240.0170.00722.56
8.1.230.0160.00620.91
8.1.220.0100.00317.77
8.1.210.0140.00319.04
8.1.200.0120.00317.25
8.1.190.0130.00417.41
8.1.180.0110.00718.10
8.1.170.0000.01118.72
8.1.160.0160.00618.94
8.1.150.0130.00718.68
8.1.140.0140.00517.50
8.1.130.0090.00917.90
8.1.120.0100.00317.37
8.1.110.0070.00417.42
8.1.100.0030.01017.43
8.1.90.0060.00617.34
8.1.80.0100.01017.48
8.1.70.0080.01217.35
8.1.60.0080.00417.58
8.1.50.0140.00417.33
8.1.40.0060.00617.54
8.1.30.0100.00317.60
8.1.20.0090.00617.59
8.1.10.0100.00317.42
8.1.00.0100.01017.47
8.0.300.0040.00719.79
8.0.290.0070.00416.63
8.0.280.0180.00018.30
8.0.270.0100.00317.25
8.0.260.0000.01816.67
8.0.250.0100.00316.84
8.0.240.0180.00016.92
8.0.230.0110.00016.87
8.0.220.0170.00316.66
8.0.210.0040.00716.73
8.0.200.0090.00916.77
8.0.190.0140.00516.72
8.0.180.0110.00716.70
8.0.170.0070.00716.57
8.0.160.0030.00816.77
8.0.150.0070.00716.69
8.0.140.0090.00616.65
8.0.130.0030.00613.25
8.0.120.0100.00316.76
8.0.110.0090.00316.82
8.0.100.0030.01016.61
8.0.90.0080.00416.65
8.0.80.0240.01716.77
8.0.70.0080.00416.66
8.0.60.0100.00316.64
8.0.50.0070.00416.57
8.0.30.0360.02216.97
8.0.20.0500.02817.06
8.0.10.0060.00616.90
8.0.00.0480.02116.54
7.4.330.0040.00412.94
7.4.320.0110.01116.37
7.4.300.0110.00616.31
7.4.290.0110.00716.36
7.4.280.0070.00716.38
7.4.270.0000.01316.24
7.4.260.0080.00813.20
7.4.250.0110.00416.30
7.4.240.0140.00016.43
7.4.230.0080.00316.07
7.4.220.0300.01716.21
7.4.210.0220.02716.45
7.4.200.0030.00916.44
7.4.190.0130.00016.58
7.4.160.0700.02216.16
7.4.150.0550.02916.43
7.4.140.0540.01516.38
7.4.130.0760.03316.24
7.4.120.0330.02816.38
7.4.110.0340.02516.52
7.4.100.0520.01616.39
7.4.90.0300.02616.35
7.4.80.0250.04219.39
7.4.70.0200.03016.54
7.4.60.0230.02716.36
7.4.50.0030.01016.34
7.4.40.0140.01416.39
7.4.30.0320.02216.38
7.3.330.0080.00413.17
7.3.320.0180.00413.06
7.3.310.0000.01116.12
7.3.300.0100.00716.10
7.3.290.0270.02816.28
7.3.280.0160.03516.18
7.3.270.0230.02916.40
7.3.260.0860.02716.36
7.3.250.0560.03216.42
7.3.240.0630.02416.16
7.3.230.0550.02716.42
7.3.210.0810.06116.62
7.3.200.0510.02516.28
7.3.190.0620.04216.52
7.3.180.0220.01916.58
7.3.170.0250.02216.32
7.3.160.0250.01916.20
7.2.330.0440.01616.47
7.2.320.0520.06716.66
7.2.310.0640.02016.57
7.2.300.0330.02716.57
7.2.290.0480.02716.54
7.2.100.1200.03014.66
7.2.90.1090.02414.39
7.2.80.1320.01914.48
7.2.70.0250.01514.79
7.2.60.0500.01514.63
7.2.50.1060.02114.91
7.2.40.0540.01214.88
7.2.30.1510.01714.89
7.2.20.1030.01015.00
7.2.10.0590.01415.09
7.2.00.0960.02214.77
7.1.220.1360.02013.71
7.1.210.1560.01313.89
7.1.200.1530.00713.68
7.1.190.1210.01313.72
7.1.180.0480.02214.04
7.1.170.1210.02814.04
7.1.160.1180.00013.77
7.1.150.1020.00613.97
7.1.140.0760.02413.81
7.1.130.0240.01213.75
7.1.120.1000.00613.79
7.1.110.0800.00913.94
7.1.100.0900.02813.75
7.1.90.1050.01513.91
7.1.80.1280.01913.79
7.1.70.1080.00713.94
7.1.60.1170.01932.11
7.1.50.1410.01031.90
7.1.40.0950.01031.79
7.1.30.1030.01731.91
7.1.20.1100.01131.80
7.1.10.0600.03613.89
7.1.00.0500.01313.72
7.0.310.1520.01513.61
7.0.300.1230.01513.61
7.0.290.0450.00813.61
7.0.280.0630.00313.61
7.0.270.0770.01213.61
7.0.260.0970.01613.61
7.0.250.1040.00313.61
7.0.240.1960.01713.61
7.0.230.0750.02113.61
7.0.220.0920.01913.61
7.0.210.0930.00913.61
7.0.200.0820.01613.61
7.0.190.1140.01313.61
7.0.180.0860.01213.61
7.0.170.0790.02913.61
7.0.160.0890.02213.61
7.0.150.0760.01413.61
7.0.140.0960.02313.61
7.0.130.0970.00713.61
7.0.120.0780.02713.61
7.0.110.0570.00713.61
7.0.100.0580.01013.61
7.0.90.1000.01213.61
7.0.80.0660.02813.61
7.0.70.0980.00713.74
7.0.60.0900.01213.61
7.0.50.1010.01413.61
7.0.40.0990.00713.70
7.0.30.0350.01313.63
7.0.20.0470.01713.62
7.0.10.0990.01313.61
7.0.00.0250.01813.66
5.6.380.0360.01314.41
5.6.370.0300.02114.26
5.6.360.0280.00813.97
5.6.350.0160.02414.11
5.6.340.0290.01214.53
5.6.330.0380.00914.33
5.6.320.0390.02714.63
5.6.310.0370.01714.48
5.6.300.0440.01414.28
5.6.290.0600.01513.96
5.6.280.0470.02214.21
5.6.270.0370.02814.26
5.6.260.0320.02213.88
5.6.250.0380.01713.97
5.6.240.0370.01314.22
5.6.230.0340.02714.30
5.6.220.0320.02614.34
5.6.210.0460.00914.14
5.6.200.0330.01614.09
5.6.190.0310.02214.22
5.6.180.0520.01914.20
5.6.170.0250.03214.32
5.6.160.0380.01314.35
5.6.150.0350.01514.23
5.6.140.0220.00814.29
5.6.130.0290.02514.51
5.6.120.0400.01514.17
5.6.110.0470.01014.32
5.6.100.0170.01414.05
5.6.90.0250.03414.29
5.6.80.0280.02513.94
5.6.70.0420.01513.90
5.6.60.0190.00914.29
5.5.380.0380.01513.61
5.5.370.0260.02613.61
5.5.360.0460.00713.61
5.5.350.0300.01713.61
5.5.340.0270.00813.61
5.5.330.0180.01513.61
5.5.320.0380.01013.61
5.5.310.0380.01413.61
5.5.300.0300.01913.61
5.5.290.0420.01813.61
5.5.280.0300.02213.61
5.5.270.0110.02013.61
5.5.260.0320.02413.61
5.5.250.0450.01313.61
5.5.240.0310.01613.61
5.5.230.0250.01513.61
5.4.450.0480.01313.61
5.4.440.0210.00913.61
5.4.430.0270.02013.61
5.4.420.0180.03213.61
5.4.410.0230.00713.61
5.4.400.0120.03613.61
5.4.390.0200.01413.61

preferences:
44.45 ms | 401 KiB | 5 Q