3v4l.org

run code in 300+ PHP versions simultaneously
<?php $paul = 'paul'; $user = $pierre ?? $paul ?? $jean; echo $user;

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)
8.3.60.0120.00618.18
8.3.50.0130.00820.98
8.3.40.0060.01218.67
8.3.30.0040.01118.59
8.3.20.0000.00720.25
8.3.10.0080.00023.35
8.3.00.0080.00019.69
8.2.180.0130.00616.38
8.2.170.0090.00622.96
8.2.160.0030.01020.39
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0000.01426.16
8.2.120.0040.00417.50
8.2.110.0030.00719.39
8.2.100.0090.00317.50
8.2.90.0040.00419.22
8.2.80.0030.00517.97
8.2.70.0040.00417.50
8.2.60.0050.00318.05
8.2.50.0060.00318.07
8.2.40.0070.00019.27
8.2.30.0030.00619.73
8.2.20.0040.00417.66
8.2.10.0040.00418.02
8.2.00.0020.00518.09
8.1.280.0090.00625.92
8.1.270.0100.01020.36
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00323.92
8.1.230.0040.00817.42
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0000.00821.89
8.1.150.0070.00018.69
8.1.140.0040.00417.23
8.1.130.0000.00717.62
8.1.120.0000.00717.29
8.1.110.0030.00517.41
8.1.100.0000.00717.43
8.1.90.0050.00317.26
8.1.80.0000.00717.29
8.1.70.0030.00317.30
8.1.60.0000.00717.46
8.1.50.0000.00817.41
8.1.40.0070.00317.32
8.1.30.0060.00317.41
8.1.20.0040.00417.48
8.1.10.0040.00417.48
8.1.00.0080.00017.36
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0050.00318.54
8.0.270.0000.00717.23
8.0.260.0050.00317.24
8.0.250.0000.00716.98
8.0.240.0000.00716.88
8.0.230.0050.00216.95
8.0.220.0000.00716.79
8.0.210.0000.00716.70
8.0.200.0000.00616.93
8.0.190.0050.00316.84
8.0.180.0040.00416.72
8.0.170.0000.00716.73
8.0.160.0070.00016.94
8.0.150.0070.00016.77
8.0.140.0030.00516.63
8.0.130.0030.00313.32
8.0.120.0050.00316.77
8.0.110.0040.00416.70
8.0.100.0000.00716.73
8.0.90.0000.00716.85
8.0.80.0060.01016.79
8.0.70.0050.00316.79
8.0.60.0000.00716.72
8.0.50.0040.00416.79
8.0.30.0090.00917.14
8.0.20.0090.00917.40
8.0.10.0040.00416.91
8.0.00.0120.00716.72
7.4.330.0000.00515.08
7.4.320.0030.00316.43
7.4.300.0000.00616.42
7.4.290.0040.00416.42
7.4.280.0000.00716.39
7.4.270.0030.00316.50
7.4.260.0000.00716.40
7.4.250.0000.00716.43
7.4.240.0020.00516.56
7.4.230.0030.00316.32
7.4.220.0090.01316.27
7.4.210.0110.00616.46
7.4.200.0000.00816.63
7.4.160.0070.01016.23
7.4.150.0090.00917.40
7.4.140.0140.01117.86
7.4.130.0080.00916.30
7.4.120.0060.01316.52
7.4.110.0130.01016.46
7.4.100.0060.01416.32
7.4.90.0100.00716.45
7.4.80.0070.01019.39
7.4.70.0000.01816.48
7.4.60.0120.00316.48
7.4.50.0040.00416.55
7.4.40.0110.01116.34
7.4.30.0080.01416.52
7.4.00.0030.00915.09
7.3.330.0000.00513.04
7.3.320.0050.00013.03
7.3.310.0000.00716.16
7.3.300.0000.00616.20
7.3.290.0110.00516.15
7.3.280.0100.00816.17
7.3.270.0170.00017.40
7.3.260.0070.01116.41
7.3.250.0070.01116.31
7.3.240.0070.01016.41
7.3.230.0120.00816.39
7.3.210.0040.01816.57
7.3.200.0040.01216.23
7.3.190.0030.01416.30
7.3.180.0100.00616.54
7.3.170.0090.00616.55
7.3.160.0120.00616.18
7.2.330.0130.00416.57
7.2.320.0120.00416.65
7.2.310.0030.01416.30
7.2.300.0150.00616.45
7.2.290.0170.00616.50
7.2.60.0040.01216.52
7.2.00.0040.00719.05
7.1.200.0000.00915.77
7.1.100.0080.00817.91
7.1.70.0070.00317.01
7.1.60.0030.01719.12
7.1.50.0070.01316.89
7.1.00.0170.06022.40
7.0.200.0030.00614.83
7.0.60.0000.09020.01
7.0.50.0000.05017.87
7.0.40.0130.05020.03
7.0.30.0130.04720.33
7.0.20.0330.07719.99
7.0.10.0000.05020.29
7.0.00.0070.08720.12
5.6.280.0000.07721.07
5.6.210.0070.07720.46
5.6.200.0030.05018.18
5.6.190.0070.08320.50
5.6.180.0230.05720.63
5.6.170.0170.04720.55
5.6.160.0170.08020.47
5.6.150.0000.09318.19
5.6.140.0030.05718.11
5.6.130.0030.04318.21
5.6.120.0100.08021.05
5.6.110.0070.03720.98
5.6.100.0100.06720.95
5.6.90.0130.07721.12
5.6.80.0070.04020.50
5.6.70.0200.07320.42
5.5.350.3330.04020.44
5.5.340.0000.08718.07
5.5.330.0170.05020.32
5.5.320.0400.07720.35
5.5.310.0230.08020.37
5.5.300.0130.06717.99
5.5.290.0100.07717.96
5.5.280.0130.08020.76
5.5.270.0030.08720.64
5.5.260.0070.08020.83
5.5.250.0070.07720.53
5.5.240.0230.07020.25
5.4.450.0830.06019.63
5.4.440.0700.05719.52
5.4.430.0630.06719.29
5.4.420.0770.06019.40
5.4.410.0900.06019.44
5.4.400.1000.07719.29
5.4.390.1100.07019.05
5.4.380.0900.06719.22
5.4.370.0930.07019.25
5.4.360.0770.07319.14
5.4.350.0870.05319.15
5.4.340.0670.07719.12
5.4.320.0670.06319.16
5.4.310.0970.08019.25
5.4.300.1030.05718.97
5.4.290.0600.06719.12
5.4.280.0670.06019.30
5.4.270.0730.05318.98
5.4.260.0730.06719.29
5.4.250.0700.05319.14
5.4.240.1100.04319.02
5.4.230.0770.06319.25
5.4.220.0730.06719.13
5.4.210.0670.05319.36
5.4.200.0800.05319.12
5.4.190.0770.06319.29
5.4.180.1000.06319.13
5.4.170.0830.05019.36
5.4.160.0730.06018.82
5.4.150.0830.05018.99
5.4.140.0900.05016.32
5.4.130.0830.05016.30
5.4.120.0730.05716.48
5.4.110.0900.04316.42
5.4.100.0770.05316.43
5.4.90.0870.04016.52
5.4.80.0830.05716.58
5.4.70.0270.06016.44
5.4.60.0270.05016.33
5.4.50.0000.07316.45
5.4.40.0000.03716.51
5.4.30.0070.03716.43
5.4.20.0030.07316.52

preferences:
53.91 ms | 401 KiB | 5 Q