3v4l.org

run code in 300+ PHP versions simultaneously
<?php putenv('FOO=BAR'); echo getenv('FOO') . PHP_EOL; putenv('FOO=BAZ'); echo getenv('FOO') . PHP_EOL;

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)
8.3.70.0130.01016.58
8.3.60.0120.00316.50
8.3.50.0030.01718.16
8.3.40.0090.00618.71
8.3.30.0120.00318.35
8.3.20.0070.00020.39
8.3.10.0040.00423.66
8.3.00.0050.00323.54
8.2.180.0090.00916.38
8.2.170.0150.00018.96
8.2.160.0120.00322.96
8.2.150.0070.00025.66
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0050.00221.18
8.2.110.0000.00922.11
8.2.100.0120.00017.91
8.2.90.0080.00019.05
8.2.80.0050.00317.97
8.2.70.0030.00617.50
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0070.00318.16
8.2.30.0030.00517.99
8.2.20.0070.00017.91
8.2.10.0000.00718.03
8.2.00.0040.00417.98
8.1.280.0110.00425.92
8.1.270.0080.00022.02
8.1.260.0090.00026.35
8.1.250.0080.00028.09
8.1.240.0000.01020.64
8.1.230.0110.00017.77
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0040.00417.10
8.1.180.0000.00918.10
8.1.170.0000.01218.48
8.1.160.0000.00718.82
8.1.150.0050.00220.16
8.1.140.0040.00419.00
8.1.130.0000.00720.67
8.1.120.0000.00717.41
8.1.110.0030.00617.39
8.1.100.0070.00017.28
8.1.90.0030.00417.41
8.1.80.0000.00717.39
8.1.70.0000.00717.29
8.1.60.0020.00517.40
8.1.50.0000.00717.36
8.1.40.0000.00817.43
8.1.30.0070.00017.55
8.1.20.0040.00417.52
8.1.10.0040.00417.32
8.1.00.0040.00417.24
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.29
8.0.270.0030.00317.11
8.0.260.0030.00318.36
8.0.250.0000.00716.93
8.0.240.0030.00316.86
8.0.230.0030.00316.79
8.0.220.0030.00516.84
8.0.210.0030.00316.82
8.0.200.0040.00416.88
8.0.190.0000.00916.93
8.0.180.0000.00716.93
8.0.170.0000.00816.86
8.0.160.0000.00816.91
8.0.150.0050.00616.75
8.0.140.0000.00816.68
8.0.130.0000.00513.25
8.0.120.0080.00016.70
8.0.110.0020.00516.71
8.0.100.0000.00716.87
8.0.90.0040.00416.71
8.0.80.0060.00916.82
8.0.70.0070.00016.74
8.0.60.0000.00816.59
8.0.50.0040.00416.82
8.0.30.0100.00816.98
8.0.20.0090.01117.40
8.0.10.0000.00816.74
8.0.00.0120.00616.65
7.4.330.0040.00015.55
7.4.320.0060.00016.28
7.4.300.0030.00316.51
7.4.290.0070.00316.36
7.4.280.0030.00516.46
7.4.270.0030.00316.46
7.4.260.0040.00416.45
7.4.250.0070.00016.38
7.4.240.0040.00416.38
7.4.230.0000.00716.22
7.4.220.0100.01016.34
7.4.210.0100.00716.51
7.4.200.0000.00716.57
7.4.160.0070.00816.43
7.4.150.0190.00317.40
7.4.140.0140.00817.86
7.4.130.0110.00616.28
7.4.120.0110.00816.45
7.4.110.0100.01016.55
7.4.100.0100.00716.40
7.4.90.0110.00616.31
7.4.80.0160.00319.39
7.4.70.0120.00416.40
7.4.60.0070.00716.34
7.4.50.0100.00616.34
7.4.40.0110.00616.35
7.4.30.0120.00416.33
7.4.00.0100.00314.66
7.3.330.0000.00613.18
7.3.320.0030.00313.04
7.3.310.0030.00516.04
7.3.300.0030.00316.21
7.3.290.0100.00516.19
7.3.280.0060.00916.23
7.3.270.0090.00917.40
7.3.260.0100.00716.22
7.3.250.0120.00616.29
7.3.240.0110.00716.32
7.3.230.0070.01016.25
7.3.210.0150.00316.53
7.3.200.0090.01216.43
7.3.190.0070.00816.44
7.3.180.0100.00716.14
7.3.170.0060.00916.22
7.3.160.0060.00916.20
7.3.120.0070.01014.75
7.3.110.0030.00914.99
7.3.100.0040.01115.04
7.3.90.0100.00314.70
7.3.80.0030.01014.53
7.3.70.0040.00814.85
7.3.60.0070.00414.68
7.3.50.0030.01014.70
7.3.40.0030.00714.84
7.3.30.0000.01014.92
7.3.20.0030.00716.32
7.3.10.0070.00516.49
7.3.00.0050.00916.53
7.2.330.0110.01216.56
7.2.320.0160.00316.36
7.2.310.0090.00916.48
7.2.300.0070.01416.68
7.2.290.0030.01316.61
7.2.250.0110.00714.98
7.2.240.0000.02015.11
7.2.230.0030.00614.59
7.2.220.0030.01015.05
7.2.210.0040.01114.94
7.2.200.0030.00715.03
7.2.190.0060.00615.05
7.2.180.0060.00614.85
7.2.170.0040.01414.96
7.2.130.0020.01116.68
7.2.120.0110.00416.60
7.2.110.0050.00716.85
7.2.100.0060.01016.68
7.2.90.0050.00816.54
7.2.80.0040.00816.62
7.2.70.0080.00516.84
7.2.60.0070.00916.72
7.2.50.0120.00716.70
7.2.40.0160.00616.74
7.2.30.0160.00816.86
7.2.20.0160.00216.48
7.2.10.0110.00616.55
7.2.00.0120.00916.70
7.1.330.0030.01015.82
7.1.320.0000.01015.49
7.1.310.0030.00615.83
7.1.300.0000.01015.63
7.1.290.0070.00715.46
7.1.280.0090.00015.75
7.1.270.0040.00415.41
7.1.260.0070.01015.78
7.1.250.0090.00315.62
7.1.200.0070.00715.84
7.1.120.0790.01316.63
7.1.110.0680.00615.79
7.1.100.0700.00615.69
7.1.90.1390.00315.94
7.1.80.1690.00716.20
7.1.70.1400.01015.28
7.1.60.0840.01332.89
7.1.50.0920.01332.87
7.1.40.0810.01032.44
7.1.30.1120.01932.39
7.1.20.1160.01632.58
7.1.10.0810.00614.51
7.1.00.0670.00614.76
7.0.250.0650.00715.87
7.0.240.0520.01015.59
7.0.230.1820.01015.87
7.0.220.1020.00315.69
7.0.210.1060.01014.73
7.0.200.1290.00614.87
7.0.190.1150.00314.93
7.0.180.0770.01014.37
7.0.170.0960.01314.24
7.0.160.0950.00614.27
7.0.150.0620.01014.54
7.0.140.0660.01014.28
7.0.130.0750.00714.80
7.0.120.0710.00614.35
7.0.110.0650.01314.29
7.0.100.0580.01014.41
7.0.90.0710.01014.16
7.0.80.1080.00714.23
7.0.70.0630.00714.32
7.0.60.0620.00713.94
7.0.50.0670.00614.56
7.0.40.0580.01014.54
7.0.30.0620.01014.52
7.0.20.0890.01014.69
7.0.10.0620.01014.66
7.0.00.0630.00714.40

preferences:
44.71 ms | 401 KiB | 5 Q