3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( (unset) 'x', (unset) 42, (unset) .42, (unset) [42], (unset) new Std, (unset) null, );

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)
8.3.60.0090.00616.63
8.3.50.0240.01421.99
8.3.40.0110.00618.77
8.3.30.0180.00018.55
8.3.20.0090.00919.98
8.3.10.0030.00523.49
8.3.00.0040.00419.44
8.2.180.0090.00616.47
8.2.170.0110.00422.96
8.2.160.0130.00319.34
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0060.00317.50
8.2.110.0060.00319.21
8.2.100.0090.00317.63
8.2.90.0030.00518.92
8.2.80.0000.00917.97
8.2.70.0080.00017.38
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0040.00419.37
8.2.30.0040.00419.71
8.2.20.0050.00217.54
8.2.10.0020.00518.02
8.2.00.0050.00317.96
8.1.280.0170.00025.92
8.1.270.0040.00422.07
8.1.260.0040.00426.35
8.1.250.0070.00728.09
8.1.240.0060.00617.36
8.1.230.0080.00417.42
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0100.00017.23
8.1.190.0030.00616.99
8.1.180.0000.00718.10
8.1.170.0000.00818.47
8.1.160.0000.00721.93
8.1.150.0040.00418.73
8.1.140.0000.00817.22
8.1.130.0050.00217.52
8.1.120.0040.00417.23
8.1.110.0040.00417.30
8.1.100.0000.00817.29
8.1.90.0000.00717.21
8.1.80.0000.00817.34
8.1.70.0030.00317.28
8.1.60.0060.00317.43
8.1.50.0060.00317.33
8.1.40.0020.00517.29
8.1.30.0000.00817.48
8.1.20.0050.00317.34
8.1.10.0000.00717.39
8.1.00.0040.00417.34
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0040.00718.30
8.0.270.0030.00317.13
8.0.260.0000.00617.11
8.0.250.0040.00416.96
8.0.240.0070.00316.75
8.0.230.0060.00316.75
8.0.220.0030.00316.80
8.0.210.0030.00316.84
8.0.200.0000.00616.74
8.0.190.0040.00716.87
8.0.180.0030.00516.71
8.0.170.0000.00816.84
8.0.160.0050.00316.88
8.0.150.0030.00316.77
8.0.140.0000.00716.68
8.0.130.0060.00013.20
8.0.120.0000.00816.71
8.0.110.0040.00416.80
8.0.100.0040.00416.81
8.0.90.0000.00816.71
8.0.80.0000.01416.84
8.0.70.0080.00016.86
8.0.60.0040.00416.75
8.0.50.0030.00516.61
8.0.30.0110.00816.96
8.0.20.0100.01117.40
8.0.10.0040.00417.00
8.0.00.0090.00916.73
7.4.330.0000.00515.08
7.4.320.0070.00316.43
7.4.300.0020.00516.43
7.4.290.0070.00016.52
7.4.280.0040.00416.38
7.4.270.0030.00316.57
7.4.260.0000.00816.41
7.4.250.0000.00716.33
7.4.240.0030.00416.46
7.4.230.0070.00016.27
7.4.220.0090.01016.39
7.4.210.0110.01116.41
7.4.200.0050.00216.25
7.4.160.0090.00616.41
7.4.150.0170.00817.40
7.4.140.0140.00517.86
7.4.130.0100.01016.37
7.4.120.0110.00616.66
7.4.110.0040.01416.45
7.4.100.0200.00316.45
7.4.90.0100.01016.45
7.4.80.0030.01619.39
7.4.70.0090.01316.52
7.4.60.0030.01416.30
7.4.50.0020.00216.51
7.4.40.0030.01316.39
7.4.30.0100.00716.51
7.3.330.0000.00513.05
7.3.320.0080.00013.00
7.3.310.0000.00816.28
7.3.300.0070.00016.25
7.3.290.0060.01016.26
7.3.280.0100.00816.26
7.3.270.0110.00717.40
7.3.260.0040.01416.30
7.3.250.0080.00816.43
7.3.240.0090.01216.26
7.3.230.0110.00816.48
7.3.210.0080.00816.27
7.3.200.0100.00716.19
7.3.190.0070.01016.65
7.3.180.0060.01016.23
7.3.170.0030.01516.49
7.3.160.0090.01216.38
7.2.330.0130.00316.53
7.2.320.0060.01316.45
7.2.310.0090.01116.42
7.2.300.0100.00616.23
7.2.290.0060.01316.17
5.6.130.0170.07718.18
5.6.120.0170.08021.09
5.6.110.0070.09021.00
5.6.100.0030.04021.00
5.6.90.0070.07020.97
5.6.80.0030.05020.27
5.5.290.0030.04018.04
5.5.280.0100.08320.72
5.5.270.0070.08320.82
5.5.260.0070.09020.82
5.5.250.0030.06020.53
5.5.240.0070.07720.04
5.4.450.0800.05719.59
5.4.440.0900.04719.11
5.4.430.0670.05319.60
5.4.420.0630.05319.34
5.4.410.0700.04719.54
5.4.400.0870.04319.30
5.4.390.1000.06319.27
5.4.380.0870.04319.01
5.4.370.0830.04719.05
5.4.360.0870.05319.00
5.4.350.0800.04719.07
5.4.340.0730.05719.24
5.4.320.0830.05019.24
5.4.310.0730.05719.23
5.4.300.0730.05719.26
5.4.290.0800.05019.23
5.4.280.0830.05018.82
5.4.270.0570.05719.05
5.4.260.0800.05319.05
5.4.250.0830.04719.04
5.4.240.0730.04019.04
5.4.230.0630.05019.34
5.4.220.0730.06019.25
5.4.210.0830.04719.18
5.4.200.0770.05318.84
5.4.190.0700.04319.33
5.4.180.0630.05019.33
5.4.170.0730.06018.91
5.4.160.0730.05718.91
5.4.150.0900.04319.23
5.4.140.0800.03316.50
5.4.130.0670.04316.34
5.4.120.0570.05316.39
5.4.110.0570.05316.59
5.4.100.0670.04316.59
5.4.90.0600.05016.41
5.4.80.0670.04716.51
5.4.70.0270.06716.53
5.4.60.0330.05716.51
5.4.50.0070.06016.33
5.4.40.0200.04016.33
5.4.30.0130.04316.50
5.4.20.0300.06016.35
5.4.10.0330.05716.41

preferences:
33.51 ms | 401 KiB | 5 Q