3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $b = &$a; $c = (++$a); // 3 4 5 echo $c;

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)
8.3.60.0040.01116.50
8.3.50.0110.00821.19
8.3.40.0070.00718.98
8.3.30.0070.00718.64
8.3.20.0070.00020.08
8.3.10.0030.00621.79
8.3.00.0040.00419.80
8.2.180.0110.01118.16
8.2.170.0070.00722.96
8.2.160.0100.00320.35
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0000.01017.50
8.2.110.0060.00322.16
8.2.100.0090.00317.63
8.2.90.0040.00419.26
8.2.80.0050.00317.97
8.2.70.0060.00317.50
8.2.60.0000.00817.91
8.2.50.0030.00618.07
8.2.40.0050.00321.02
8.2.30.0030.00519.79
8.2.20.0040.00417.80
8.2.10.0050.00318.07
8.2.00.0000.00718.04
8.1.280.0030.01425.92
8.1.270.0030.00620.36
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0100.00022.52
8.1.230.0000.01117.48
8.1.220.0030.00617.79
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0000.00917.23
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0070.00022.12
8.1.150.0000.00718.87
8.1.140.0000.00917.30
8.1.130.0000.00717.63
8.1.120.0070.00017.41
8.1.110.0040.00417.21
8.1.100.0030.00617.41
8.1.90.0030.00517.29
8.1.80.0030.00617.29
8.1.70.0030.00317.33
8.1.60.0000.00717.55
8.1.50.0040.00417.39
8.1.40.0000.00817.41
8.1.30.0060.00317.66
8.1.20.0030.00517.54
8.1.10.0000.00717.41
8.1.00.0040.00417.44
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.34
8.0.270.0070.00017.24
8.0.260.0030.00317.23
8.0.250.0070.00016.94
8.0.240.0030.00316.91
8.0.230.0060.00016.82
8.0.220.0000.00716.77
8.0.210.0030.00316.88
8.0.200.0030.00316.79
8.0.190.0060.00316.87
8.0.180.0040.00416.72
8.0.170.0080.00016.81
8.0.160.0040.00416.79
8.0.150.0000.00716.82
8.0.140.0000.00816.79
8.0.130.0000.00813.25
8.0.120.0080.00016.82
8.0.110.0040.00416.81
8.0.100.0050.00216.88
8.0.90.0040.00416.83
8.0.80.0060.01016.86
8.0.70.0070.00016.86
8.0.60.0070.00016.71
8.0.50.0050.00316.78
8.0.30.0110.01016.92
8.0.20.0120.01017.40
8.0.10.0040.00416.79
8.0.00.0130.00816.72
7.4.330.0050.00015.08
7.4.320.0070.00016.35
7.4.300.0000.00616.39
7.4.290.0000.00716.38
7.4.280.0040.00416.45
7.4.270.0030.00316.45
7.4.260.0030.00316.31
7.4.250.0000.00816.46
7.4.240.0060.00216.44
7.4.230.0060.00016.55
7.4.220.0100.01316.46
7.4.210.0090.00816.42
7.4.200.0000.00716.48
7.4.160.0090.00616.34
7.4.150.0090.01217.40
7.4.140.0140.00817.86
7.4.130.0070.01216.43
7.4.120.0100.00716.44
7.4.110.0120.00616.48
7.4.100.0120.00616.48
7.4.90.0120.00616.55
7.4.80.0110.00619.39
7.4.70.0060.01016.54
7.4.60.0100.00616.25
7.4.50.0030.00316.31
7.4.40.0060.01016.35
7.4.30.0070.01016.49
7.4.00.0040.00714.55
7.3.330.0000.00513.18
7.3.320.0030.00313.16
7.3.310.0000.00816.18
7.3.300.0000.00616.14
7.3.290.0000.00716.20
7.3.280.0080.00916.22
7.3.270.0140.00417.40
7.3.260.0070.01016.30
7.3.250.0070.01016.48
7.3.240.0100.00716.25
7.3.230.0100.01016.39
7.3.210.0100.00716.53
7.3.200.0060.01016.38
7.3.190.0070.01116.22
7.3.180.0070.00916.08
7.3.170.0140.00316.49
7.3.160.0130.00316.55
7.3.10.0090.00916.63
7.3.00.0040.01116.36
7.2.330.0090.00916.64
7.2.320.0130.01016.61
7.2.310.0100.00716.64
7.2.300.0030.01316.71
7.2.290.0090.00616.57
7.2.130.0070.00316.87
7.2.120.0060.00917.00
7.2.110.0040.00717.00
7.2.100.0030.00516.63
7.2.90.0000.00916.82
7.2.80.0070.00716.96
7.2.70.0090.00617.04
7.2.60.0030.00617.03
7.2.50.0030.01017.02
7.2.40.0060.00916.57
7.2.30.0000.00816.88
7.2.20.0090.00316.96
7.2.10.0090.00616.78
7.2.00.0030.00918.20
7.1.250.0000.00915.66
7.1.100.0040.01117.77
7.1.70.0000.00916.89
7.1.60.0100.01320.03
7.1.50.0040.01816.98
7.1.00.0070.07322.57
7.0.200.0000.00916.35
7.0.60.0100.07319.96
7.0.50.0030.08317.70
7.0.40.0070.05719.98
7.0.30.0470.07720.01
7.0.20.0370.07320.10
7.0.10.0070.04720.33
7.0.00.0000.05020.04
5.6.280.0000.07321.14
5.6.210.0100.04020.54
5.6.200.0070.04018.12
5.6.190.0030.05720.67
5.6.180.3770.04020.45
5.6.170.0300.07020.42
5.6.160.0000.04320.49
5.6.150.0000.04018.19
5.6.140.0030.05318.10
5.6.130.0130.07018.19
5.6.120.0070.07020.98
5.6.110.0100.08021.08
5.6.100.0130.05721.00
5.6.90.0030.07720.96
5.6.80.0130.08020.48
5.6.70.3830.04720.35
5.5.350.0100.02720.39
5.5.340.0200.03717.98
5.5.330.0000.04720.43
5.5.320.0200.04320.41
5.5.310.0400.07020.29
5.5.300.0100.06017.98
5.5.290.0130.03318.01
5.5.280.0070.08720.95
5.5.270.0000.04720.83
5.5.260.0170.04320.68
5.5.250.0030.09020.57
5.5.240.0200.03720.18
5.4.450.0600.07019.46
5.4.440.0230.07719.45
5.4.430.0170.07019.39
5.4.420.0230.07019.10
5.4.410.0330.06319.27
5.4.400.0270.06319.22
5.4.390.0230.06018.96
5.4.380.0070.06719.13
5.4.370.0170.05719.16
5.4.360.0200.05719.06
5.4.350.0270.04318.78
5.4.340.0200.06018.95
5.4.320.0170.05719.15
5.4.310.0070.05719.07
5.4.300.0200.05719.22
5.4.290.0100.06319.12
5.4.280.0230.05719.05
5.4.270.0330.05318.96
5.4.260.0630.05319.18
5.4.250.0600.06318.75
5.4.240.0500.05018.90
5.4.230.0570.06019.13
5.4.220.0500.05318.92
5.4.210.0530.04319.06
5.4.200.0500.05016.86
5.4.190.0500.05718.95
5.4.180.0570.05319.14
5.4.170.0500.05319.18
5.4.160.0500.05019.17
5.4.150.0470.05318.79
5.4.140.0500.05016.32
5.4.130.0500.06316.53
5.4.120.0700.05716.37
5.4.110.0670.06016.33
5.4.100.0530.06316.18
5.4.90.0570.06016.44
5.4.80.0570.05016.49
5.4.70.0600.05716.29
5.4.60.0630.05316.14
5.4.50.0770.04716.14
5.4.40.0630.04716.24
5.4.30.0600.04716.34
5.4.20.0530.05016.28
5.4.10.0600.06016.39
5.4.00.0670.04715.93

preferences:
94.11 ms | 401 KiB | 5 Q