3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(round(-1e-99)); var_dump(+round(-1e-99));

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)
8.3.40.0000.01518.93
8.3.30.0030.01018.96
8.3.20.0070.00020.63
8.3.10.0000.00823.77
8.3.00.0070.00317.63
8.2.170.0130.00722.96
8.2.160.0100.00322.29
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0090.00026.16
8.2.120.0060.00317.75
8.2.110.0090.00021.15
8.2.100.0040.00817.97
8.2.90.0040.00418.03
8.2.80.0030.00620.07
8.2.70.0030.00617.75
8.2.60.0000.00918.05
8.2.50.0080.00018.07
8.2.40.0080.00019.57
8.2.30.0000.00720.79
8.2.20.0070.00017.86
8.2.10.0040.00418.05
8.2.00.0050.00218.23
8.1.270.0050.00324.09
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00922.54
8.1.230.0060.00621.01
8.1.220.0040.00417.78
8.1.210.0050.00319.16
8.1.200.0000.00817.35
8.1.190.0040.00417.25
8.1.180.0040.00418.10
8.1.170.0070.00019.17
8.1.160.0000.00722.11
8.1.150.0070.00318.88
8.1.140.0040.00419.61
8.1.130.0030.00317.80
8.1.120.0000.00717.48
8.1.110.0070.00017.36
8.1.100.0040.00417.39
8.1.90.0060.00317.54
8.1.80.0030.00317.40
8.1.70.0000.00717.46
8.1.60.0080.00017.52
8.1.50.0080.00017.57
8.1.40.0030.00517.55
8.1.30.0040.00417.75
8.1.20.0030.00617.73
8.1.10.0040.00417.58
8.1.00.0040.00417.45
8.0.300.0040.00420.01
8.0.290.0040.00416.88
8.0.280.0080.00018.54
8.0.270.0000.00817.38
8.0.260.0060.00017.26
8.0.250.0070.00017.08
8.0.240.0070.00016.95
8.0.230.0050.00316.90
8.0.220.0030.00316.91
8.0.210.0000.00716.95
8.0.200.0000.00616.89
8.0.190.0040.00416.97
8.0.180.0070.00016.96
8.0.170.0020.00516.84
8.0.160.0000.00816.84
8.0.150.0070.00016.92
8.0.140.0050.00316.93
8.0.130.0060.00013.24
8.0.120.0040.00416.81
8.0.110.0000.00716.96
8.0.100.0040.00416.75
8.0.90.0000.00717.06
8.0.80.0110.00416.96
8.0.70.0020.00517.00
8.0.60.0040.00416.80
8.0.50.0040.00416.84
8.0.30.0130.00717.12
8.0.20.0120.00917.40
8.0.10.0040.00417.13
8.0.00.0120.00916.69
7.4.330.0000.00615.15
7.4.320.0060.00016.43
7.4.300.0050.00216.48
7.4.290.0030.00316.53
7.4.280.0030.00616.62
7.4.270.0030.00316.66
7.4.260.0070.00016.49
7.4.250.0050.00316.51
7.4.240.0050.00316.63
7.4.230.0000.00716.73
7.4.220.0110.00716.49
7.4.210.0090.01016.64
7.4.200.0070.00016.45
7.4.160.0060.01316.44
7.4.150.0040.01617.40
7.4.140.0140.01017.86
7.4.130.0100.01116.49
7.4.120.0090.01116.66
7.4.110.0070.01116.58
7.4.100.0070.01116.42
7.4.90.0040.01416.55
7.4.80.0110.00719.39
7.4.70.0140.00316.63
7.4.60.0110.00416.71
7.4.50.0030.00516.52
7.4.40.0100.00716.73
7.4.30.0090.00916.55
7.4.00.0060.00915.28
7.3.330.0050.00013.13
7.3.320.0000.00613.21
7.3.310.0030.00316.38
7.3.300.0060.00016.43
7.3.290.0000.00716.30
7.3.280.0090.00816.38
7.3.270.0100.00617.40
7.3.260.0090.00916.33
7.3.250.0150.00416.41
7.3.240.0110.00616.37
7.3.230.0080.01216.39
7.3.210.0070.01416.42
7.3.200.0140.00316.55
7.3.190.0120.00616.32
7.3.180.0030.01316.57
7.3.170.0030.01716.40
7.3.160.0130.00316.71
7.2.330.0170.00016.84
7.2.320.0060.01916.59
7.2.310.0040.01416.83
7.2.300.0120.00616.76
7.2.290.0140.00316.77
7.2.80.0030.00916.87
7.2.60.0000.01317.04
7.2.00.0000.01419.41
7.1.200.0070.00716.21
7.1.100.0040.01118.13
7.1.70.0080.00017.48
7.1.60.0100.01419.43
7.1.50.0030.00717.23
7.1.00.0030.07722.82
7.0.200.0270.00815.00
7.0.60.0130.07720.19
7.0.50.0030.08018.05
7.0.40.0070.07020.39
7.0.30.0170.04320.25
7.0.20.0200.04720.45
7.0.10.0000.05020.36
7.0.00.0100.08020.55
5.6.280.0030.03021.36
5.6.210.0000.09020.84
5.6.200.0100.10318.35
5.6.190.0130.08020.79
5.6.180.3030.04320.59
5.6.170.0270.06320.93
5.6.160.0100.04020.66
5.6.150.0100.05018.48
5.6.140.0130.07318.46
5.6.130.0070.07318.47
5.6.120.0030.04021.25
5.6.110.0000.08721.41
5.6.100.0030.08721.30
5.6.90.0030.04721.38
5.6.80.0070.06720.79
5.5.350.0370.06720.56
5.5.340.0030.05318.29
5.5.330.0070.08720.46
5.5.320.0270.08020.71
5.5.310.0100.04720.62
5.5.300.0100.07718.30
5.5.290.0100.05018.23
5.5.280.0100.04020.93
5.5.270.0030.04321.13
5.5.260.0130.03721.13
5.5.250.0130.06020.96
5.5.240.0030.06320.54
5.4.450.0270.06019.51
5.4.440.0200.06019.17
5.4.430.0330.04719.16
5.4.420.0130.06319.50
5.4.410.0230.04719.61
5.4.400.0170.05719.18
5.4.390.0230.05719.14
5.4.380.0230.05019.42
5.4.370.0230.04719.27
5.4.360.0100.06319.38
5.4.350.0500.05719.38
5.4.340.0500.06718.84
5.4.320.0600.05019.45
5.4.310.0430.05319.03
5.4.300.0500.05019.49
5.4.290.0430.05719.38
5.4.280.0070.05718.86
5.4.270.0100.05719.01
5.4.260.0270.04319.41
5.4.250.0100.05719.40
5.4.240.0100.07719.14
5.4.230.0230.06719.40
5.4.220.0270.04319.25
5.4.210.0270.05019.17
5.4.200.0270.04319.26
5.4.190.0230.05019.27
5.4.180.0100.05319.16
5.4.170.0230.05719.13
5.4.160.0200.05018.99
5.4.150.0430.06318.82
5.4.140.0130.06316.36
5.4.130.0170.04316.44
5.4.120.0470.05316.63
5.4.110.0200.06716.54
5.4.100.0200.06016.50
5.4.90.0230.05316.66
5.4.80.0200.05716.48
5.4.70.0200.05316.63
5.4.60.0170.05016.30
5.4.50.0230.05316.65
5.4.40.0130.05316.64
5.4.30.0100.05316.30
5.4.20.0230.04316.21
5.4.10.0070.06016.28
5.4.00.0100.05316.03

preferences:
38.31 ms | 400 KiB | 5 Q