3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(round(-1)); var_dump(+round(-1)); 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)
8.3.40.0110.00418.79
8.3.30.0070.00718.89
8.3.20.0080.00020.35
8.3.10.0080.00023.86
8.3.00.0060.00317.50
8.2.170.0070.00722.96
8.2.160.0070.00722.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0090.00026.16
8.2.120.0030.00717.38
8.2.110.0100.00622.43
8.2.100.0060.00617.69
8.2.90.0050.00319.39
8.2.80.0080.00017.97
8.2.70.0060.00317.62
8.2.60.0070.00318.18
8.2.50.0030.00518.07
8.2.40.0040.00419.50
8.2.30.0070.00020.86
8.2.20.0070.00017.70
8.2.10.0040.00418.12
8.2.00.0050.00218.16
8.1.270.0090.00024.16
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0030.00622.32
8.1.230.0070.00421.00
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0080.00417.47
8.1.190.0040.00417.25
8.1.180.0050.00318.10
8.1.170.0040.00419.28
8.1.160.0040.00422.08
8.1.150.0090.00018.96
8.1.140.0040.00419.73
8.1.130.0000.00717.69
8.1.120.0040.00417.48
8.1.110.0000.00717.45
8.1.100.0000.00717.42
8.1.90.0000.00917.40
8.1.80.0030.00317.42
8.1.70.0000.00717.49
8.1.60.0000.00917.62
8.1.50.0040.00417.63
8.1.40.0040.00417.39
8.1.30.0090.00017.70
8.1.20.0040.00417.66
8.1.10.0040.00417.57
8.1.00.0000.00717.58
8.0.300.0000.00718.77
8.0.290.0070.00016.88
8.0.280.0000.00718.60
8.0.270.0070.00017.30
8.0.260.0000.00618.59
8.0.250.0050.00316.98
8.0.240.0070.00016.98
8.0.230.0000.00717.03
8.0.220.0000.00716.90
8.0.210.0060.00016.97
8.0.200.0070.00016.98
8.0.190.0080.00016.97
8.0.180.0000.00816.93
8.0.170.0000.00716.90
8.0.160.0070.00016.94
8.0.150.0000.00716.84
8.0.140.0040.00416.96
8.0.130.0070.00013.44
8.0.120.0040.00416.78
8.0.110.0050.00316.86
8.0.100.0000.00816.88
8.0.90.0000.00716.92
8.0.80.0030.01816.93
8.0.70.0040.00416.99
8.0.60.0000.00816.82
8.0.50.0000.00716.80
8.0.30.0120.00917.02
8.0.20.0090.00917.40
8.0.10.0040.00417.13
8.0.00.0110.00716.93
7.4.330.0030.00315.10
7.4.320.0060.00016.64
7.4.300.0040.00416.44
7.4.290.0070.00016.54
7.4.280.0100.00016.63
7.4.270.0040.00416.66
7.4.260.0040.00416.64
7.4.250.0000.00716.57
7.4.240.0000.00716.67
7.4.230.0000.00716.71
7.4.220.0090.00916.73
7.4.210.0050.01016.58
7.4.200.0050.00216.44
7.4.160.0040.01216.46
7.4.150.0090.00917.40
7.4.140.0110.01117.86
7.4.130.0150.00516.48
7.4.120.0140.00416.68
7.4.110.0120.00616.78
7.4.100.0170.00716.55
7.4.90.0110.00516.74
7.4.80.0140.00319.39
7.4.70.0090.01316.53
7.4.60.0040.01216.43
7.4.50.0030.00516.73
7.4.40.0090.00616.60
7.4.30.0070.01016.71
7.4.00.0070.00615.00
7.3.330.0020.00213.22
7.3.320.0060.00013.35
7.3.310.0000.00716.21
7.3.300.0000.00716.39
7.3.290.0000.00716.37
7.3.280.0070.01016.41
7.3.270.0140.00317.40
7.3.260.0080.00816.43
7.3.250.0090.00816.46
7.3.240.0100.00716.66
7.3.230.0090.00916.45
7.3.210.0100.00716.58
7.3.200.0060.01616.57
7.3.190.0070.01016.42
7.3.180.0070.00916.62
7.3.170.0030.01316.43
7.3.160.0130.00916.46
7.2.330.0110.00616.57
7.2.320.0100.00716.59
7.2.310.0030.01416.76
7.2.300.0070.01116.41
7.2.290.0090.01216.48
7.2.80.0090.00616.70
7.2.60.0060.00317.11
7.2.00.0000.01319.77
7.1.200.0000.01015.95
7.1.100.0070.00318.36
7.1.70.0100.00017.52
7.1.60.0070.01719.43
7.1.50.0150.00317.16
7.1.00.0030.07722.75
7.0.200.0210.00314.77
7.0.60.0130.06720.33
7.0.50.0070.08018.05
7.0.40.0070.05720.67
7.0.30.0170.04320.52
7.0.20.0270.04720.41
7.0.10.0030.07020.25
7.0.00.0100.07320.28
5.6.280.0000.05721.30
5.6.210.0030.06320.90
5.6.200.0030.07018.33
5.6.190.0130.07020.64
5.6.180.3200.04720.75
5.6.170.0330.05720.90
5.6.160.0070.08020.63
5.6.150.0100.06318.48
5.6.140.0100.04718.36
5.6.130.0030.09318.52
5.6.120.0030.05321.42
5.6.110.0170.06021.37
5.6.100.0170.05721.39
5.6.90.0100.06321.40
5.6.80.0030.07020.68
5.5.350.0270.04020.71
5.5.340.0070.04018.26
5.5.330.0100.08020.61
5.5.320.0200.04720.47
5.5.310.0230.03720.55
5.5.300.0170.07018.29
5.5.290.0100.07718.20
5.5.280.0200.06321.07
5.5.270.0070.05721.17
5.5.260.0070.04720.90
5.5.250.0030.04021.07
5.5.240.0100.05320.44
5.4.450.0270.05719.55
5.4.440.0170.07019.63
5.4.430.0230.05019.68
5.4.420.0100.05719.68
5.4.410.0130.05319.55
5.4.400.0170.05019.14
5.4.390.0200.05719.11
5.4.380.0170.06019.27
5.4.370.0100.06318.81
5.4.360.0270.06319.38
5.4.350.0230.04018.82
5.4.340.0200.05019.36
5.4.320.0200.05719.39
5.4.310.0130.06019.38
5.4.300.0170.05319.22
5.4.290.0200.05719.36
5.4.280.0200.06018.82
5.4.270.0100.06018.82
5.4.260.0700.05019.36
5.4.250.0070.08319.10
5.4.240.0070.05718.91
5.4.230.0230.04319.38
5.4.220.0370.06319.13
5.4.210.0270.04319.27
5.4.200.0200.05018.98
5.4.190.0170.05019.13
5.4.180.0330.05718.80
5.4.170.0200.06719.38
5.4.160.0300.06319.45
5.4.150.0200.05718.98
5.4.140.0300.05016.30
5.4.130.0200.05016.60
5.4.120.0130.04716.29
5.4.110.0130.05316.52
5.4.100.0270.05316.50
5.4.90.0770.04016.71
5.4.80.0070.05716.52
5.4.70.0870.05716.66
5.4.60.0830.05016.50
5.4.50.0600.06716.62
5.4.40.0200.04016.61
5.4.30.0300.07016.62
5.4.20.0530.06316.60
5.4.10.0300.06016.65
5.4.00.0170.05016.07

preferences:
66.91 ms | 400 KiB | 5 Q