3v4l.org

run code in 300+ PHP versions simultaneously
<?php $number = 999999; for ($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)
8.3.60.0150.00618.18
8.3.50.0140.01422.05
8.3.40.0170.01018.46
8.3.30.0210.00318.48
8.3.20.0040.01118.60
8.3.10.0090.00320.92
8.3.00.0090.00621.91
8.2.180.0120.00916.32
8.2.170.0190.00922.96
8.2.160.0160.01020.35
8.2.150.0200.00324.18
8.2.140.0120.00024.66
8.2.130.0110.00026.16
8.2.120.0040.00721.00
8.2.110.0100.00619.27
8.2.100.0160.00017.85
8.2.90.0100.00018.28
8.2.80.0080.00317.97
8.2.70.0060.00317.75
8.2.60.0000.00917.93
8.2.50.0070.00318.07
8.2.40.0000.01018.34
8.2.30.0040.00419.56
8.2.20.0060.00317.79
8.2.10.0050.00517.89
8.2.00.0110.00417.86
8.1.280.0150.01525.92
8.1.270.0060.00623.99
8.1.260.0200.00726.35
8.1.250.0080.00428.09
8.1.240.0190.00622.02
8.1.230.0120.00620.86
8.1.220.0030.00617.74
8.1.210.0060.00318.95
8.1.200.0080.00317.21
8.1.190.0060.00319.18
8.1.180.0030.00618.10
8.1.170.0100.00018.46
8.1.160.0100.00018.94
8.1.150.0090.00018.70
8.1.140.0030.00617.33
8.1.130.0040.00417.95
8.1.120.0070.00317.30
8.1.110.0050.00517.35
8.1.100.0070.00317.39
8.1.90.0000.00917.45
8.1.80.0040.00417.47
8.1.70.0030.00617.45
8.1.60.0040.00717.61
8.1.50.0040.00417.44
8.1.40.0000.01117.52
8.1.30.0060.00317.55
8.1.20.0040.00817.50
8.1.10.0030.00717.48
8.1.00.0090.00617.47
8.0.300.0060.00320.00
8.0.290.0070.00317.05
8.0.280.0030.00618.39
8.0.270.0060.00617.04
8.0.260.0040.00416.76
8.0.250.0030.00616.84
8.0.240.0040.00716.71
8.0.230.0060.00316.81
8.0.220.0060.00316.63
8.0.210.0050.00516.67
8.0.200.0080.00016.84
8.0.190.0070.00316.84
8.0.180.0060.00316.77
8.0.170.0030.00916.74
8.0.160.0070.00416.74
8.0.150.0100.00016.61
8.0.140.0030.00616.59
8.0.130.0060.00313.19
8.0.120.0100.00016.73
8.0.110.0060.00316.74
8.0.100.0030.00716.59
8.0.90.0050.00516.77
8.0.80.0140.01416.76
8.0.70.0060.00316.56
8.0.60.0070.00316.64
8.0.50.0060.00316.57
8.0.30.0380.01116.77
8.0.20.0390.01217.40
8.0.10.0070.00316.85
8.0.00.0270.01616.59
7.4.330.0050.00216.66
7.4.320.0040.00416.30
7.4.300.0000.00816.46
7.4.290.0090.00016.32
7.4.280.0000.00916.41
7.4.270.0060.00316.42
7.4.260.0030.00613.23
7.4.250.0070.00316.30
7.4.240.0070.00416.47
7.4.230.0060.00316.52
7.4.220.0170.02016.23
7.4.210.0130.01516.40
7.4.200.0100.00016.30
7.4.190.0090.00016.27
7.4.160.0270.02116.18
7.4.150.0260.01217.40
7.4.140.0270.01317.86
7.4.130.0310.01416.24
7.4.120.0190.01716.29
7.4.110.0240.01516.29
7.4.100.0320.00916.50
7.4.90.0280.00716.20
7.4.80.0260.01019.39
7.4.70.0210.01816.17
7.4.60.0200.02016.34
7.4.50.0030.00316.34
7.4.40.0130.01022.77
7.4.30.0380.01816.48
7.3.330.0080.00013.17
7.3.320.0040.00413.20
7.3.310.0110.00016.03
7.3.300.0060.00316.19
7.3.290.0170.01016.27
7.3.280.0180.01516.15
7.3.270.0260.01617.40
7.3.260.0280.01318.24
7.3.250.0310.01516.34
7.3.240.0160.01916.28
7.3.230.0220.01416.39
7.3.210.0190.01516.18
7.3.200.0220.02019.39
7.3.190.0220.01816.60
7.3.180.0090.02316.19
7.3.170.0300.01216.43
7.3.160.0250.00716.46
7.2.330.0410.02016.64
7.2.320.0150.02216.32
7.2.310.0250.01416.61
7.2.300.0240.01216.52
7.2.290.0250.01916.55
7.2.100.1520.00314.20
7.2.90.1570.00014.35
7.2.80.1520.00014.36
7.2.70.1310.00914.63
7.2.60.1310.00314.84
7.2.50.2060.01614.82
7.2.40.0290.01714.71
7.2.30.1280.00314.77
7.2.20.1240.00414.89
7.2.10.1050.01314.83
7.2.00.0760.01514.87
7.1.220.1580.00013.57
7.1.210.1480.00613.43
7.1.200.1350.01413.52
7.1.190.1810.00313.30
7.1.180.1250.01213.59
7.1.170.1570.01013.59
7.1.160.1110.01613.50
7.1.150.1210.01313.50
7.1.140.1030.01913.46
7.1.130.1000.01313.62
7.1.120.1060.01413.65
7.1.110.0260.01213.43
7.1.100.1340.00913.56
7.1.90.1310.00313.50
7.1.80.1200.01213.69
7.1.70.0360.01013.46
7.1.60.1520.01331.35
7.1.50.1000.01931.63
7.1.40.0450.00731.96
7.1.30.1650.00331.65
7.1.20.1370.00831.98
7.1.10.0950.01013.91
7.1.00.0340.00613.52
7.0.310.1380.00313.49
7.0.300.1530.01713.35
7.0.290.1170.00313.30
7.0.280.1250.00613.38
7.0.270.0810.01313.45
7.0.260.1340.00713.40
7.0.250.0080.01613.55
7.0.240.1560.01113.38
7.0.230.0910.01513.38
7.0.220.1190.01113.36
7.0.210.0220.01513.29
7.0.200.1240.00313.43
7.0.190.1290.00913.33
7.0.180.1440.00313.30
7.0.170.1370.00913.47
7.0.160.1390.00613.27
7.0.150.0400.00313.51
7.0.140.1390.00013.32
7.0.130.1350.00713.41
7.0.120.1670.00013.38
7.0.110.1010.00813.23
7.0.100.0140.01713.64
7.0.90.0240.02313.37
7.0.80.1240.01013.32
7.0.70.1090.00713.41
7.0.60.1420.00613.47
7.0.50.1430.00813.59
7.0.40.1550.00613.39
7.0.30.2090.00913.65
7.0.20.0770.00313.52
7.0.10.0250.01013.48
7.0.00.1090.01713.76
5.6.380.0210.01014.21
5.6.370.0150.01213.98
5.6.360.0110.01114.14
5.6.350.0110.01514.10
5.6.340.0180.00814.17
5.6.330.0070.01614.25
5.6.320.0100.01514.09
5.6.310.0190.01314.21
5.6.300.0210.00914.18
5.6.290.0260.00814.27
5.6.280.0180.00713.92
5.6.270.0150.01214.48
5.6.260.0210.01014.10
5.6.250.0140.01314.44
5.6.240.0230.00913.99
5.6.230.0270.00314.18
5.6.220.0140.01213.99
5.6.210.0080.01614.00
5.6.200.0150.01514.05
5.6.190.0120.01514.20
5.6.180.0190.00714.15
5.6.170.0100.02013.89
5.6.160.0210.00314.12
5.6.150.0230.00514.19
5.6.140.0180.01213.93
5.6.130.0160.00814.02
5.6.120.0210.00313.97
5.6.110.0250.01314.23
5.6.100.0180.00614.27
5.6.90.0160.01014.06
5.6.80.0180.00914.12
5.6.70.0140.01614.21
5.6.60.0250.00414.12
5.5.380.0120.01112.64
5.5.370.0170.00712.64
5.5.360.0060.01912.64
5.5.350.0190.00612.64
5.5.340.0130.01012.64
5.5.330.0100.01612.64
5.5.320.0220.00312.64
5.5.310.0090.01812.64
5.5.300.0230.00412.64
5.5.290.0140.01912.64
5.5.280.0110.01112.64
5.5.270.0190.00412.64
5.5.260.0120.01212.64
5.5.250.0140.00912.64
5.5.240.0200.00412.64
5.5.230.0230.00712.64
5.5.220.0070.01512.64
5.4.450.0160.00812.64
5.4.440.0220.00012.64
5.4.430.0140.01412.64
5.4.420.0150.00812.64
5.4.410.0120.01512.64
5.4.400.0220.00012.64
5.4.390.0210.00612.64

preferences:
36.22 ms | 401 KiB | 5 Q