3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(isset($_GET['foo'], $_GET['baz']));

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)
8.3.40.0000.01918.68
8.3.30.0110.00418.75
8.3.20.0070.00019.34
8.3.10.0050.00323.53
8.3.00.0040.00420.54
8.2.170.0070.00722.96
8.2.160.0100.01020.52
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00419.83
8.2.120.0050.00326.35
8.2.110.0030.00622.26
8.2.100.0120.00019.64
8.2.90.0050.00317.75
8.2.80.0040.00418.94
8.2.70.0080.00017.80
8.2.60.0040.00418.21
8.2.50.0030.00618.10
8.2.40.0070.00019.33
8.2.30.0000.00819.20
8.2.20.0040.00418.09
8.2.10.0030.00618.05
8.2.00.0030.00517.59
8.1.270.0040.00420.65
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0070.01124.04
8.1.230.0070.00419.16
8.1.220.0070.00017.74
8.1.210.0070.00718.77
8.1.200.0060.00317.35
8.1.190.0080.00017.35
8.1.180.0000.00818.10
8.1.170.0050.00318.50
8.1.160.0040.00418.82
8.1.150.0000.00718.69
8.1.140.0050.00222.00
8.1.130.0030.00620.29
8.1.120.0040.00417.41
8.1.110.0040.00417.39
8.1.100.0040.00417.38
8.1.90.0040.00317.29
8.1.80.0030.00717.43
8.1.70.0070.00017.45
8.1.60.0040.00417.54
8.1.50.0030.00617.46
8.1.40.0000.00717.34
8.1.30.0080.00017.50
8.1.20.0030.00617.47
8.1.10.0000.00717.40
8.1.00.0070.00017.36
8.0.300.0000.00719.60
8.0.290.0040.00416.63
8.0.280.0030.00318.39
8.0.270.0000.00817.18
8.0.260.0030.00318.37
8.0.250.0040.00416.87
8.0.240.0000.00716.77
8.0.230.0040.00416.85
8.0.220.0030.00316.82
8.0.210.0030.00316.78
8.0.200.0040.00416.90
8.0.190.0070.00016.94
8.0.180.0070.00016.86
8.0.170.0030.00516.81
8.0.160.0040.00416.69
8.0.150.0000.00716.83
8.0.140.0080.00016.77
8.0.130.0060.00013.18
8.0.120.0050.00316.85
8.0.110.0000.00716.88
8.0.100.0080.00016.71
8.0.90.0000.00716.78
8.0.80.0070.00816.77
8.0.70.0070.00016.82
8.0.60.0000.00716.79
8.0.50.0000.00816.81
8.0.30.0100.00717.03
8.0.20.0160.01417.40
8.0.10.0060.00316.85
8.0.00.0130.00516.61
7.4.330.0000.00515.55
7.4.320.0030.00316.35
7.4.300.0030.00316.42
7.4.290.0000.00716.34
7.4.280.0020.00516.56
7.4.270.0000.00716.50
7.4.260.0090.00016.51
7.4.250.0050.00316.48
7.4.240.0070.00016.52
7.4.230.0030.00316.45
7.4.220.0040.00416.42
7.4.210.0050.00916.54
7.4.200.0030.00316.52
7.4.160.0060.01016.46
7.4.140.0090.00917.86
7.4.130.0120.00916.39
7.4.120.0110.00916.47
7.4.110.0120.00616.64
7.4.100.0130.00916.48
7.4.90.0120.00616.68
7.4.80.0060.01119.39
7.4.70.0140.00316.50
7.4.60.0060.00916.21
7.4.50.0150.00316.21
7.4.40.0080.00816.61
7.4.00.0070.00714.91
7.3.330.0060.00013.02
7.3.320.0000.00613.06
7.3.310.0040.00416.20
7.3.300.0030.00316.21
7.3.290.0000.00716.14
7.3.280.0010.01316.16
7.3.260.0100.01016.28
7.3.240.0100.00816.39
7.3.230.0130.00316.29
7.3.210.0110.00816.14
7.3.200.0100.00716.19
7.3.190.0100.00616.23
7.3.180.0140.00316.43
7.3.170.0100.00916.22
7.3.160.0130.00316.28
7.3.10.0080.00616.48
7.3.00.0030.00616.41
7.2.330.0070.01016.53
7.2.320.0120.00616.61
7.2.310.0110.01116.53
7.2.300.0130.00316.65
7.2.290.0060.01016.61
7.2.130.0060.00916.71
7.2.120.0050.00916.76
7.2.110.0230.00615.70
7.2.100.0380.00516.02
7.2.90.0190.00616.04
7.2.80.0180.00815.96
7.2.70.0230.00916.05
7.2.60.0290.01016.22
7.2.50.0210.00816.18
7.2.40.0250.00716.06
7.2.30.0360.00416.00
7.2.20.0490.00616.30
7.2.10.0180.00816.15
7.2.00.0160.01016.12
7.1.250.0030.00615.74
7.1.230.0700.00913.77
7.1.220.0800.00613.68
7.1.210.0450.00413.81
7.1.200.0830.01414.02
7.1.190.0610.00913.67
7.1.180.0540.00313.84
7.1.170.0830.00913.69
7.1.160.0960.00713.74
7.1.150.1050.00713.73
7.1.140.0610.00613.80
7.1.130.0420.00313.43
7.1.120.0420.00713.69
7.1.110.0420.01013.78
7.1.100.0720.00713.63
7.1.90.0380.00913.77
7.1.80.1860.01113.59
7.1.70.0480.00613.98
7.1.60.0720.00231.74
7.1.50.0720.01231.89
7.1.40.0800.01031.90
7.1.30.0930.01231.64
7.1.20.0750.01031.86
7.1.10.0410.00913.86
7.1.00.0610.01613.56
5.6.380.0090.00914.27

preferences:
34 ms | 400 KiB | 5 Q