3v4l.org

run code in 300+ PHP versions simultaneously
<?php function prout() { static $u = null; echo 'prout'; if ($u === null) { $u = 4; return 4; } return 5; } function pouet() { if (prout() === 4) { yield 'a'; } yield 'b'; } foreach (pouet() as $letter) { echo $letter; }

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)
8.3.60.0120.00318.20
8.3.50.0110.01118.04
8.3.40.0090.00918.89
8.3.30.0090.00618.51
8.3.20.0080.00018.98
8.3.10.0080.00019.06
8.3.00.0040.00419.56
8.2.180.0080.00818.16
8.2.170.0060.00922.96
8.2.160.0030.01019.07
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0060.00319.82
8.2.120.0040.00426.35
8.2.110.0090.00020.45
8.2.100.0080.00417.84
8.2.90.0050.00317.84
8.2.80.0040.00417.97
8.2.70.0040.00417.93
8.2.60.0040.00418.22
8.2.50.0040.00418.10
8.2.40.0030.00621.00
8.2.30.0040.00419.52
8.2.20.0050.00218.11
8.2.10.0040.00418.12
8.2.00.0040.00419.49
8.1.280.0030.01325.92
8.1.270.0000.00823.83
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.46
8.1.230.0080.00322.72
8.1.220.0030.00517.77
8.1.210.0030.00718.77
8.1.200.0110.00017.35
8.1.190.0060.00317.36
8.1.180.0080.00018.10
8.1.170.0050.00318.23
8.1.160.0000.00718.90
8.1.150.0040.00418.76
8.1.140.0020.00517.71
8.1.130.0030.00318.88
8.1.120.0030.00617.36
8.1.110.0030.00317.36
8.1.100.0000.01117.45
8.1.90.0060.00517.29
8.1.80.0030.00717.38
8.1.70.0030.00317.48
8.1.60.0050.00317.50
8.1.50.0040.00717.58
8.1.40.0090.00017.47
8.1.30.0040.00417.66
8.1.20.0040.00417.54
8.1.10.0040.00417.54
8.1.00.0030.00517.34
8.0.300.0000.00819.89
8.0.290.0040.00416.73
8.0.280.0000.00718.36
8.0.270.0030.00617.27
8.0.260.0070.00317.26
8.0.250.0000.00716.88
8.0.240.0030.00316.84
8.0.230.0030.00316.95
8.0.220.0030.00316.88
8.0.210.0030.00316.83
8.0.200.0000.00717.01
8.0.190.0040.00416.95
8.0.180.0040.00416.91
8.0.170.0060.00316.91
8.0.160.0000.00716.86
8.0.150.0000.00816.73
8.0.140.0030.00316.87
8.0.130.0060.00013.28
8.0.120.0080.00016.81
8.0.110.0020.00516.85
8.0.100.0040.00416.70
8.0.90.0000.00716.80
8.0.80.0100.00716.89
8.0.70.0040.00416.84
8.0.60.0060.00316.96
8.0.50.0000.00716.76
8.0.30.0120.00617.03
8.0.20.0080.01117.40
8.0.10.0070.00016.98
8.0.00.0090.00916.71
7.4.330.0000.00415.55
7.4.320.0030.00316.54
7.4.300.0030.00316.41
7.4.290.0000.00716.64
7.4.280.0080.00016.52
7.4.270.0070.00016.41
7.4.260.0020.00516.45
7.4.250.0000.00816.57
7.4.240.0070.00016.63
7.4.230.0070.00016.70
7.4.220.0030.00616.70
7.4.210.0060.00816.53
7.4.200.0040.00416.66
7.4.160.0110.00516.46
7.4.140.0100.00817.86
7.4.130.0110.00816.52
7.4.120.0100.01016.52
7.4.110.0070.01016.56
7.4.100.0150.00916.55
7.4.90.0100.00716.44
7.4.80.0170.00719.39
7.4.70.0100.01016.29
7.4.60.0060.01416.32
7.4.50.0030.00816.34
7.4.40.0060.01016.42
7.4.00.0140.00014.94
7.3.330.0000.00513.18
7.3.320.0030.00313.32
7.3.310.0000.00716.39
7.3.300.0030.00316.38
7.3.290.0030.00316.24
7.3.280.0090.00916.31
7.3.260.0120.00716.43
7.3.240.0100.00616.40
7.3.230.0130.00316.63
7.3.210.0160.00416.36
7.3.200.0110.01116.72
7.3.190.0130.00316.32
7.3.180.0060.00916.50
7.3.170.0080.00816.60
7.3.160.0070.01016.64
7.3.10.0130.00316.43
7.3.00.0100.00316.02
7.2.330.0070.01116.70
7.2.320.0160.00716.73
7.2.310.0130.01016.88
7.2.300.0060.01116.43
7.2.290.0090.00916.74
7.2.130.0110.00016.48
7.2.120.0070.00716.63
7.2.110.0030.01016.60
7.2.100.0100.00016.61
7.2.90.0030.01016.86
7.2.80.0040.01117.07
7.2.70.0110.00616.70
7.2.60.1790.00715.93
7.2.50.1990.01115.71
7.2.40.0120.00716.14
7.2.30.0100.01216.07
7.2.20.0900.00616.08
7.2.10.0100.00816.08
7.2.00.0100.01016.07
7.1.250.0120.00615.82
7.1.240.0030.01015.55
7.1.230.0060.00615.30
7.1.220.0060.00615.57
7.1.210.0100.00715.61
7.1.200.0020.01315.64
7.1.190.0060.00615.90
7.1.180.0040.01215.64
7.1.170.0500.01014.63
7.1.160.0160.00516.19
7.1.150.0110.00816.31
7.1.140.0100.00916.30
7.1.130.0080.01216.28
7.1.120.0690.00916.24
7.1.110.0150.01215.82
7.1.100.0810.00816.04
7.1.90.0240.00615.86
7.1.80.0120.01216.06
7.1.70.0290.00715.39
7.1.60.0400.01324.51
7.1.50.0230.00724.24
7.1.40.0920.00624.13
7.1.30.0700.01424.11
7.1.20.1240.00924.19
7.1.10.0800.00915.21
7.1.00.0170.01215.26
7.0.330.0100.00615.03
5.6.380.0070.01014.35

preferences:
60.56 ms | 401 KiB | 5 Q