3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var_name = "_SERVER"; var_dump(${$var_name});

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)
8.4.120.0140.00523.88
8.4.110.0080.01118.71
8.4.100.0120.00917.48
8.4.90.0060.00420.50
8.4.80.0100.01117.64
8.4.70.0090.01017.59
8.4.60.0120.00918.52
8.4.50.0110.00817.55
8.4.40.0030.01519.27
8.4.30.0040.00420.30
8.4.20.0100.01022.37
8.4.10.0060.00319.43
8.3.250.0130.00516.50
8.3.240.0100.00917.02
8.3.230.0100.01016.66
8.3.220.0070.00818.82
8.3.210.0120.00716.49
8.3.200.0070.00216.54
8.3.190.0100.01017.29
8.3.180.0110.00816.96
8.3.170.0070.01116.39
8.3.160.0000.01816.55
8.3.150.0090.00917.26
8.3.140.0060.01216.74
8.3.130.0130.00718.25
8.3.120.0100.00618.74
8.3.110.0070.01018.18
8.3.100.0050.00324.06
8.3.90.0100.01026.77
8.3.80.0030.00618.53
8.3.70.0140.00718.43
8.3.60.0090.00918.43
8.3.50.0100.00318.42
8.3.40.0110.00718.58
8.3.30.0070.00718.58
8.3.20.0040.00421.89
8.3.10.0060.00321.89
8.3.00.0080.00020.56
8.2.290.0100.00820.50
8.2.280.0020.00518.16
8.2.270.0180.00019.10
8.2.260.0120.00616.54
8.2.250.0130.00718.10
8.2.240.0090.00016.95
8.2.230.0100.00520.94
8.2.220.0050.00337.54
8.2.210.0040.00426.77
8.2.200.0090.00616.38
8.2.190.0070.01116.58
8.2.180.0040.01118.16
8.2.170.0150.00022.96
8.2.160.0080.00822.26
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.79
8.2.110.0040.00419.30
8.2.100.0080.00417.91
8.2.90.0040.00417.91
8.2.80.0080.00018.04
8.2.70.0080.00018.04
8.2.60.0050.00518.09
8.2.50.0080.00018.10
8.2.40.0080.00021.15
8.2.30.0040.00419.31
8.2.20.0040.00418.12
8.2.10.0070.00018.91
8.2.00.0040.00419.14
8.1.330.0130.00622.13
8.1.320.0140.00616.23
8.1.310.0120.00616.67
8.1.300.0040.00418.56
8.1.290.0070.00330.84
8.1.280.0100.01025.92
8.1.270.0090.00022.49
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0070.00322.07
8.1.230.0110.00020.89
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0030.00617.13
8.1.190.0030.00617.36
8.1.180.0090.00018.10
8.1.170.0080.00020.59
8.1.160.0030.00319.06
8.1.150.0000.00718.88
8.1.140.0030.00518.82
8.1.130.0000.00720.17
8.1.120.0050.00517.34
8.1.110.0000.00717.44
8.1.100.0080.00017.48
8.1.90.0080.00417.43
8.1.80.0000.00817.44
8.1.70.0030.00317.32
8.1.60.0000.00817.54
8.1.50.0050.00217.55
8.1.40.0030.00617.52
8.1.30.0000.00817.66
8.1.20.0040.00417.49
8.1.10.0000.00717.32
8.1.00.0050.00317.36
8.0.300.0000.00719.73
8.0.290.0080.00016.75
8.0.280.0000.00718.35
8.0.270.0050.00517.31
8.0.260.0060.00020.05
8.0.250.0030.00316.96
8.0.240.0030.00316.81
8.0.230.0030.00316.98
8.0.220.0080.00016.81
8.0.210.0000.00716.75
8.0.200.0040.00716.94
8.0.190.0060.00316.92
8.0.180.0040.00416.93
8.0.170.0080.00016.94
8.0.160.0000.00716.78
8.0.150.0000.00716.86
8.0.140.0050.00216.78
8.0.130.0000.00613.36
8.0.120.0060.00316.89
8.0.110.0000.00816.89
8.0.100.0030.00516.87
8.0.90.0040.00416.92
8.0.80.0000.01416.91
8.0.70.0050.00316.75
8.0.60.0000.00816.71
8.0.50.0040.00416.89
8.0.30.0140.00516.96
8.0.20.0160.00617.09
8.0.10.0040.00416.85
8.0.00.0130.00716.61
7.4.330.0030.00315.55
7.4.320.0030.00316.43
7.4.300.0030.00316.59
7.4.290.0060.00316.59
7.4.280.0040.00416.34
7.4.270.0030.00716.50
7.4.260.0030.00313.38
7.4.250.0030.00516.56
7.4.240.0020.00516.46
7.4.230.0070.00016.48
7.4.220.0040.00316.36
7.4.210.0070.00916.54
7.4.200.0030.00316.24
7.4.130.0060.01616.69
7.4.120.0170.00416.43
7.4.110.0140.01116.44
7.4.100.0150.00516.43
7.4.90.0140.00316.48
7.4.80.0070.01019.39
7.4.70.0090.00816.57
7.4.60.0100.00716.46
7.4.50.0070.01016.48
7.4.40.0090.00916.50
7.4.00.0030.00615.17
7.3.330.0000.00716.25
7.3.320.0030.00313.20
7.3.310.0030.00316.22
7.3.300.0030.00316.19
7.3.290.0030.00316.18
7.3.280.0070.00816.19
7.3.260.0150.00816.27
7.3.230.0100.00716.23
7.3.210.0170.00616.49
7.3.200.0110.00516.23
7.3.190.0030.01316.28
7.3.180.0080.00816.19
7.3.170.0150.00616.36
7.3.160.0070.01116.45
7.3.110.0090.00814.56
7.3.100.0100.00614.79
7.3.90.0080.00914.53
7.3.80.0090.00614.91
7.3.70.0090.00814.77
7.3.60.0080.01514.51
7.3.50.0110.00414.63
7.3.40.0080.00914.64
7.3.30.0060.00914.75
7.3.20.0100.01814.65
7.3.10.0080.01114.71
7.3.00.0110.00714.68
7.2.330.0180.00416.53
7.2.320.0110.00716.30
7.2.310.0150.00316.32
7.2.300.0160.00716.34
7.2.290.0060.01016.56
7.2.240.0050.01214.70
7.2.230.0080.00714.76
7.2.220.0150.01414.77
7.2.210.0150.00714.98
7.2.200.0090.00714.84
7.2.190.0080.00914.77
7.2.180.0080.00914.68
7.2.170.0110.00514.85
7.2.160.0070.00914.73
7.2.150.0120.00514.89
7.2.140.0130.00514.93
7.2.130.0090.00714.80
7.2.120.0120.00814.92
7.2.110.0110.01414.80
7.2.100.0140.00714.96
7.2.90.0110.00714.93
7.2.80.0080.00914.88
7.2.70.0110.00614.93
7.2.60.0110.01015.01
7.2.50.0080.01014.93
7.2.40.0080.00815.00
7.2.30.0070.00914.75
7.2.20.0040.01114.95
7.2.10.0120.00614.93
7.2.00.0060.01014.70
7.1.330.0120.00413.74
7.1.320.0100.01413.84
7.1.310.0080.00913.83
7.1.300.0100.00613.87
7.1.290.0110.00513.67
7.1.280.0040.01113.75
7.1.270.0080.00813.85
7.1.260.0080.00813.79
7.1.250.0080.00813.89

preferences:
27.34 ms | 403 KiB | 5 Q