3v4l.org

run code in 300+ PHP versions simultaneously
<? if(isset(NULL)) { echo "true\n"; } else { echo "false\n"; } ?>

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)
8.3.60.0130.00718.30
8.3.50.0270.00521.14
8.3.40.0000.01518.72
8.3.30.0070.00720.16
8.3.20.0070.00418.71
8.3.10.0080.00021.15
8.3.00.0000.00723.71
8.2.180.0070.01416.38
8.2.170.0140.00322.96
8.2.160.0030.01020.39
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.64
8.2.110.0050.00322.09
8.2.100.0070.00717.84
8.2.90.0070.00019.01
8.2.80.0000.00719.21
8.2.70.0040.00817.38
8.2.60.0030.00617.80
8.2.50.0080.00018.07
8.2.40.0040.00418.03
8.2.30.0030.00519.50
8.2.20.0040.00417.43
8.2.10.0040.00417.54
8.2.00.0080.00017.54
8.1.280.0040.01225.92
8.1.270.0060.00323.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0000.01120.52
8.1.230.0040.00820.91
8.1.220.0000.00818.77
8.1.210.0050.00318.79
8.1.200.0060.00317.23
8.1.190.0050.00217.39
8.1.180.0040.00418.10
8.1.170.0000.00818.56
8.1.160.0070.00018.71
8.1.150.0030.00618.55
8.1.140.0040.00417.30
8.1.130.0070.00017.70
8.1.120.0000.00717.19
8.1.110.0040.00317.35
8.1.100.0040.00417.38
8.1.90.0030.00617.20
8.1.80.0000.00717.27
8.1.70.0000.00717.28
8.1.60.0080.00017.45
8.1.50.0050.00217.40
8.1.40.0070.00017.42
8.1.30.0040.00417.44
8.1.20.0040.00417.53
8.1.10.0000.00717.41
8.1.00.0040.00717.43
8.0.300.0080.00019.89
8.0.290.0000.00717.04
8.0.280.0040.00418.37
8.0.270.0090.00017.17
8.0.260.0060.00016.64
8.0.250.0080.00016.80
8.0.240.0000.00816.87
8.0.230.0000.00716.72
8.0.220.0020.00516.71
8.0.210.0040.00416.75
8.0.200.0030.00316.82
8.0.190.0030.00316.70
8.0.180.0000.00716.70
8.0.170.0000.00716.63
8.0.160.0070.00016.71
8.0.150.0000.00716.53
8.0.140.0000.00716.60
8.0.130.0000.00513.33
8.0.120.0040.00416.60
8.0.110.0040.00416.62
8.0.100.0000.00816.73
8.0.90.0030.00316.64
8.0.80.0130.00716.69
8.0.70.0050.00316.73
8.0.60.0070.00016.63
8.0.50.0040.00416.61
8.0.30.0130.00817.06
8.0.20.0110.00917.40
8.0.10.0030.00316.89
8.0.00.0110.00816.81
7.4.330.0000.00516.70
7.4.320.0070.00316.45
7.4.300.0030.00316.46
7.4.290.0070.00016.38
7.4.280.0000.00616.36
7.4.270.0030.00316.30
7.4.260.0050.00013.12
7.4.250.0000.00816.45
7.4.240.0030.00616.39
7.4.230.0030.00316.53
7.4.220.0100.01016.47
7.4.210.0100.00616.41
7.4.200.0070.00016.16
7.4.190.0070.00016.40
7.4.160.0030.01216.15
7.4.150.0120.00617.40
7.4.140.0080.01017.86
7.4.130.0150.00216.40
7.4.120.0120.00516.52
7.4.110.0090.01216.36
7.4.100.0030.01416.35
7.4.90.0070.01016.28
7.4.80.0120.00619.39
7.4.70.0160.00716.36
7.4.60.0080.00816.32
7.4.50.0030.00515.99
7.4.40.0040.01422.77
7.4.30.0120.00416.32
7.3.330.0060.00013.16
7.3.320.0020.00213.17
7.3.310.0070.00016.22
7.3.300.0030.00316.11
7.3.290.0070.00616.12
7.3.280.0110.00416.11
7.3.270.0080.00917.40
7.3.260.0160.00618.24
7.3.250.0120.00516.31
7.3.240.0130.00316.43
7.3.230.0130.00416.39
7.3.210.0000.01616.20
7.3.200.0060.01619.39
7.3.190.0090.01216.50
7.3.180.0080.00816.21
7.3.170.0160.00016.50
7.3.160.0110.00716.28
7.2.330.0130.00316.46
7.2.320.0090.00916.24
7.2.310.0070.01016.38
7.2.300.0060.01616.29
7.2.290.0130.00316.52
5.4.320.0070.03812.45
5.4.310.0080.04812.45
5.4.300.0100.03312.45
5.4.290.0060.03812.45
5.4.280.0040.03712.35
5.4.270.0070.03512.35
5.4.260.0050.03812.35
5.4.250.0050.03812.34
5.4.240.0060.03612.34
5.4.230.0080.03612.34
5.4.220.0040.03912.34
5.4.210.0210.05212.33
5.4.200.0130.04712.33
5.4.190.0180.05912.32
5.4.180.0120.04212.32
5.4.170.0160.05812.34
5.4.160.0130.04012.33
5.4.150.0110.04412.32
5.4.140.0120.05012.01
5.4.130.0120.04012.00
5.4.120.0120.03911.95
5.4.110.0130.03911.95
5.4.100.0110.04211.95
5.4.90.0130.04111.95
5.4.80.0110.04211.95
5.4.70.0120.03911.95
5.4.60.0120.04011.95
5.4.50.0120.04011.95
5.4.40.0130.04811.93
5.4.30.0120.04011.93
5.4.20.0110.04211.93
5.4.10.0120.04111.93
5.4.00.0130.03811.42
5.3.290.0090.03712.80
5.3.280.0070.03712.71
5.3.270.0140.04212.73
5.3.260.0140.05112.72
5.3.250.0140.04112.72
5.3.240.0140.04312.72
5.3.230.0120.04412.71
5.3.220.0140.04012.68
5.3.210.0190.04712.68
5.3.200.0150.04112.68
5.3.190.0120.04312.67
5.3.180.0100.04512.67
5.3.170.0160.05812.67
5.3.160.0200.04512.67
5.3.150.0130.04212.67
5.3.140.0110.04412.66
5.3.130.0120.04412.66
5.3.120.0130.04412.66
5.3.110.0120.04412.66
5.3.100.0150.03812.12
5.3.90.0170.03612.08
5.3.80.0170.04612.07
5.3.70.0130.04112.07
5.3.60.0120.04112.06
5.3.50.0140.04012.00
5.3.40.0210.05512.00
5.3.30.0140.03811.94
5.3.20.0150.03811.71
5.3.10.0120.04111.67
5.3.00.0100.04311.66

preferences:
36.27 ms | 401 KiB | 5 Q