3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test ($test) { if(isset($test)) { echo "great"; } } test($hmm);

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)
8.3.60.0000.01418.56
8.3.50.0090.00917.82
8.3.40.0150.00318.55
8.3.30.0040.01118.40
8.3.20.0000.00719.08
8.3.10.0050.00221.77
8.3.00.0030.00620.57
8.2.180.0160.00316.50
8.2.170.0070.01122.96
8.2.160.0140.00020.68
8.2.150.0000.00724.18
8.2.140.0060.00324.66
8.2.130.0080.00019.67
8.2.120.0080.00026.35
8.2.110.0090.00021.00
8.2.100.0000.01217.91
8.2.90.0090.00317.63
8.2.80.0050.00317.97
8.2.70.0030.00617.68
8.2.60.0000.00717.97
8.2.50.0040.00418.10
8.2.40.0040.00419.21
8.2.30.0040.00419.09
8.2.20.0070.00017.90
8.2.10.0030.00617.81
8.2.00.0030.00517.57
8.1.280.0120.00325.92
8.1.270.0030.00618.80
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00622.34
8.1.230.0070.00322.12
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.11
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0000.00718.82
8.1.150.0070.00018.79
8.1.140.0030.00322.17
8.1.130.0000.00820.07
8.1.120.0040.00417.34
8.1.110.0040.00417.20
8.1.100.0040.00417.34
8.1.90.0000.00717.31
8.1.80.0040.00417.31
8.1.70.0000.00717.30
8.1.60.0040.00417.47
8.1.50.0060.00317.50
8.1.40.0000.00717.40
8.1.30.0020.00517.58
8.1.20.0040.00417.49
8.1.10.0080.00017.31
8.1.00.0030.00617.37
8.0.300.0060.00318.77
8.0.290.0000.00916.63
8.0.280.0030.00318.16
8.0.270.0030.00316.99
8.0.260.0030.00318.32
8.0.250.0040.00416.86
8.0.240.0050.00216.89
8.0.230.0040.00416.73
8.0.220.0000.00716.81
8.0.210.0030.00316.86
8.0.200.0000.00816.90
8.0.190.0000.00716.90
8.0.180.0000.00716.80
8.0.170.0000.00816.77
8.0.160.0030.00316.71
8.0.150.0000.00816.71
8.0.140.0040.00416.66
8.0.130.0030.00313.20
8.0.120.0050.00216.72
8.0.110.0050.00316.82
8.0.100.0000.00716.77
8.0.90.0040.00416.71
8.0.80.0080.01016.81
8.0.70.0050.00316.88
8.0.60.0040.00416.82
8.0.50.0070.00016.84
8.0.30.0090.00916.97
8.0.20.0110.00817.40
8.0.10.0050.00217.05
8.0.00.0070.01216.68
7.4.330.0000.00515.55
7.4.320.0030.00316.38
7.4.300.0030.00516.45
7.4.290.0030.00316.47
7.4.280.0050.00516.55
7.4.270.0030.00616.55
7.4.260.0000.00916.55
7.4.250.0000.00816.43
7.4.240.0030.00316.42
7.4.230.0070.00016.51
7.4.220.0000.00816.63
7.4.210.0140.00516.55
7.4.200.0030.00316.34
7.4.160.0100.00716.36
7.4.140.0110.00617.86
7.4.130.0090.00916.54
7.4.120.0060.01116.43
7.4.110.0070.01116.63
7.4.100.0090.00916.33
7.4.90.0140.00416.49
7.4.80.0090.01319.39
7.4.70.0070.01316.29
7.4.60.0070.00716.11
7.4.50.0070.01116.37
7.4.40.0030.01316.50
7.3.330.0050.00013.30
7.3.320.0020.00213.10
7.3.310.0040.00416.18
7.3.300.0000.00716.34
7.3.290.0030.00316.27
7.3.280.0090.00916.32
7.3.260.0130.00816.41
7.3.240.0110.00616.43
7.3.230.0070.01016.33
7.3.210.0220.03016.28
7.3.200.0090.00616.25
7.3.190.0090.00916.25
7.3.180.0050.01216.42
7.3.170.0130.00616.29
7.3.160.0120.00616.50
7.2.330.0150.00416.54
7.2.320.0000.01916.50
7.2.310.0040.01216.52
7.2.300.0030.01716.34
7.2.290.0050.01116.63

preferences:
53.95 ms | 401 KiB | 5 Q