3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(int $a) { $a = "hi"; echo $a; } test(4);

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)
8.3.60.0070.00718.43
8.3.50.0140.00921.07
8.3.40.0080.00818.72
8.3.30.0040.01118.48
8.3.20.0070.00020.04
8.3.10.0050.00323.66
8.3.00.0040.00419.56
8.2.180.0140.00716.47
8.2.170.0110.00422.96
8.2.160.0140.00720.43
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00926.16
8.2.120.0050.00317.75
8.2.110.0080.00021.88
8.2.100.0030.00717.91
8.2.90.0000.00819.03
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0000.00919.31
8.2.30.0000.00719.88
8.2.20.0050.00217.57
8.2.10.0000.00718.06
8.2.00.0000.00717.96
8.1.280.0100.01025.92
8.1.270.0120.00621.90
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0080.00321.25
8.1.230.0060.00617.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0060.00317.10
8.1.180.0040.00418.10
8.1.170.0040.00418.54
8.1.160.0000.00721.82
8.1.150.0050.00318.77
8.1.140.0040.00417.38
8.1.130.0030.00317.62
8.1.120.0070.00017.36
8.1.110.0030.00317.30
8.1.100.0070.00017.28
8.1.90.0070.00317.27
8.1.80.0070.00017.39
8.1.70.0050.00317.37
8.1.60.0030.00517.55
8.1.50.0050.00317.42
8.1.40.0040.00417.40
8.1.30.0030.00617.69
8.1.20.0040.00417.54
8.1.10.0040.00417.51
8.1.00.0030.00617.40
8.0.300.0040.00418.77
8.0.290.0000.00916.75
8.0.280.0030.00318.43
8.0.270.0000.00817.31
8.0.260.0000.00618.38
8.0.250.0000.00716.85
8.0.240.0050.00216.84
8.0.230.0070.00016.87
8.0.220.0060.00016.74
8.0.210.0000.00716.77
8.0.200.0040.00416.89
8.0.190.0000.00916.77
8.0.180.0070.00016.88
8.0.170.0000.00816.87
8.0.160.0050.00216.71
8.0.150.0000.00716.67
8.0.140.0070.00016.77
8.0.130.0030.00313.19
8.0.120.0050.00316.79
8.0.110.0040.00416.83
8.0.100.0030.00316.83
8.0.90.0020.00516.77
8.0.80.0120.00316.71
8.0.70.0000.00816.77
8.0.60.0000.00816.69
8.0.50.0040.00416.88
8.0.30.0060.01417.25
8.0.20.0170.00817.41
8.0.10.0000.00816.81
8.0.00.0100.00816.89
7.4.330.0050.00015.08
7.4.320.0000.00716.53
7.4.300.0000.00716.41
7.4.290.0030.00316.39
7.4.280.0040.00416.48
7.4.270.0050.00216.52
7.4.260.0000.00716.62
7.4.250.0030.00516.32
7.4.240.0000.00716.50
7.4.230.0070.00016.48
7.4.220.0060.01016.54
7.4.210.0060.01116.55
7.4.200.0000.00716.36
7.4.160.0060.01016.22
7.4.150.0030.01417.40
7.4.140.0060.01617.86
7.4.130.0120.00616.61
7.4.120.0110.00816.62
7.4.110.0120.00616.53
7.4.100.0210.00316.60
7.4.90.0090.00816.37
7.4.80.0130.01019.39
7.4.70.0100.00616.63
7.4.60.0060.01516.43
7.4.50.0030.00316.39
7.4.40.0000.01616.30
7.4.30.0150.00916.63
7.4.00.0110.00414.66
7.3.330.0030.00313.22
7.3.320.0050.00013.25
7.3.310.0080.00016.31
7.3.300.0030.00316.30
7.3.290.0030.00316.23
7.3.280.0070.01216.24
7.3.270.0170.00517.40
7.3.260.0100.00716.30
7.3.240.0110.00616.41
7.3.230.0160.00616.40
7.3.210.0040.01216.60
7.3.200.0100.00616.38
7.3.190.0150.00316.31
7.3.180.0040.01216.34
7.3.170.0120.00616.29
7.3.160.0000.01616.64
7.2.330.0070.01316.46
7.2.320.0030.01316.77
7.2.310.0140.00716.57
7.2.300.0080.00916.46
7.2.290.0130.00716.57
7.2.60.0040.01116.87
7.1.200.0060.00315.69
7.1.100.0040.01118.14
7.1.70.0070.00316.96
7.1.60.0080.00419.17
7.1.50.0220.01134.43
7.1.00.0070.07322.45
7.0.200.0040.00416.73
7.0.60.0030.05019.94
7.0.50.0000.07717.85
7.0.40.0170.07320.11
7.0.30.0500.06720.09
7.0.20.0430.04320.17
7.0.10.0030.09020.12
7.0.00.0130.03320.30
5.6.280.0030.08720.86
5.6.210.0130.07720.51
5.6.200.0000.05318.18
5.6.190.0100.03720.77
5.6.180.0170.04320.48
5.6.170.0300.06720.54
5.6.160.0070.04020.55
5.6.150.0100.07718.17
5.6.140.0130.07718.14
5.6.130.0070.04718.14
5.6.120.0070.06721.05
5.6.110.0000.07020.98
5.6.100.0100.07321.10
5.6.90.0030.04320.95
5.6.80.0170.07720.54
5.6.70.4230.04020.28
5.5.350.0200.07720.30
5.5.340.0130.07017.99
5.5.330.0170.07720.30
5.5.320.0270.05320.29
5.5.310.0270.08320.31
5.5.300.0170.04317.92
5.5.290.0070.04717.94
5.5.280.0200.07020.87
5.5.270.0070.03720.66
5.5.260.0100.07020.79
5.5.250.0100.07720.69
5.5.240.0100.07320.29
5.4.450.0230.06719.39
5.4.440.0170.06319.64
5.4.430.0170.05719.63
5.4.420.0130.06319.38
5.4.410.0230.05019.18
5.4.400.0230.05019.14
5.4.390.0230.05018.98
5.4.380.0230.06719.15
5.4.370.0370.05019.29
5.4.360.0300.04718.86
5.4.350.0330.03719.15
5.4.340.0230.06719.25
5.4.320.0300.04319.38
5.4.310.0300.04719.31
5.4.300.0170.06019.37
5.4.290.0130.06018.86
5.4.280.0300.05019.28
5.4.270.0300.04319.28
5.4.260.0270.04719.11
5.4.250.0130.06018.85
5.4.240.0170.05719.12
5.4.230.0330.04319.25
5.4.220.0270.05019.21
5.4.210.0270.05019.14
5.4.200.0300.04718.97
5.4.190.0270.05019.28
5.4.180.0200.05319.14
5.4.170.0230.05319.00
5.4.160.0200.06318.99
5.4.150.0330.04319.27
5.4.140.0200.05316.36
5.4.130.0100.05316.45
5.4.120.0170.05016.32
5.4.110.0130.05316.52
5.4.100.0300.03716.60
5.4.90.0170.05016.60
5.4.80.0100.05716.60
5.4.70.0270.07016.18
5.4.60.0330.06016.43
5.4.50.0070.04716.53
5.4.40.0000.03716.35
5.4.30.0030.07316.52
5.4.20.0100.07316.53

preferences:
55.78 ms | 401 KiB | 5 Q