3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace my; function ini_set() { echo 123; } echo "namespace:".__NAMESPACE__."\n"; ?> <?php echo "namespace:".__NAMESPACE__."\n"; ?>

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)
8.3.70.0120.00316.22
8.3.60.0040.01116.63
8.3.50.0100.00716.62
8.3.40.0040.02218.89
8.3.30.0030.01018.71
8.3.20.0060.00320.22
8.3.10.0000.00823.44
8.3.00.0040.00421.90
8.2.180.0140.00416.32
8.2.170.0110.00322.96
8.2.160.0030.01218.95
8.2.150.0070.00724.18
8.2.140.0080.00024.66
8.2.130.0060.00321.12
8.2.120.0040.00426.35
8.2.110.0070.00322.16
8.2.100.0080.00419.51
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0090.00017.38
8.2.60.0000.00817.80
8.2.50.0030.00518.10
8.2.40.0090.00020.42
8.2.30.0000.00719.08
8.2.20.0040.00417.94
8.2.10.0040.00417.91
8.2.00.0050.00517.86
8.1.280.0140.00325.92
8.1.270.0040.00421.90
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00620.55
8.1.230.0110.00019.02
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0060.00317.13
8.1.190.0080.00017.00
8.1.180.0040.00418.10
8.1.170.0040.00418.50
8.1.160.0000.00818.98
8.1.150.0000.00720.59
8.1.140.0040.00419.36
8.1.130.0030.00718.66
8.1.120.0030.00317.33
8.1.110.0000.00917.18
8.1.100.0060.00317.37
8.1.90.0000.00817.20
8.1.80.0030.00417.35
8.1.70.0040.00417.32
8.1.60.0030.00617.43
8.1.50.0030.00517.34
8.1.40.0040.00417.26
8.1.30.0060.00317.53
8.1.20.0040.00417.41
8.1.10.0060.00317.46
8.1.00.0050.00217.34
8.0.300.0070.00019.67
8.0.290.0040.00416.75
8.0.280.0040.00418.38
8.0.270.0000.00817.10
8.0.260.0030.00316.67
8.0.250.0000.00716.79
8.0.240.0000.00716.84
8.0.230.0030.00516.68
8.0.220.0030.00316.62
8.0.210.0080.00016.80
8.0.200.0030.00316.78
8.0.190.0080.00016.71
8.0.180.0000.00716.80
8.0.170.0040.00416.81
8.0.160.0080.00016.78
8.0.150.0070.00016.80
8.0.140.0050.00316.72
8.0.130.0000.00513.13
8.0.120.0000.00816.70
8.0.110.0050.00316.80
8.0.100.0020.00516.64
8.0.90.0000.00716.76
8.0.80.0080.01216.72
8.0.70.0000.00716.77
8.0.60.0050.00316.65
8.0.50.0000.00716.75
8.0.30.0050.01216.82
8.0.20.0080.01117.40
8.0.10.0040.00416.78
8.0.00.0040.01316.53
7.4.330.0000.00615.55
7.4.320.0000.00616.34
7.4.300.0060.00016.38
7.4.290.0050.00316.41
7.4.280.0040.00416.41
7.4.270.0000.00716.50
7.4.260.0030.00316.35
7.4.250.0080.00016.34
7.4.240.0040.00316.36
7.4.230.0030.00316.29
7.4.220.0120.00616.50
7.4.210.0030.01416.48
7.4.200.0030.00316.35
7.4.160.0130.00316.22
7.4.150.0110.00717.40
7.4.140.0090.00817.86
7.4.130.0070.02016.44
7.4.120.0110.00716.36
7.4.110.0040.01216.33
7.4.100.0090.00916.37
7.4.90.0120.00616.49
7.4.80.0170.00319.39
7.4.70.0060.00916.31
7.4.60.0000.01616.47
7.4.50.0060.00916.28
7.4.40.0080.00816.56
7.4.30.0080.00816.43
7.4.00.0070.01115.04
7.3.330.0080.00012.95
7.3.320.0030.00313.15
7.3.310.0070.00016.22
7.3.300.0040.00416.27
7.3.290.0090.00816.16
7.3.280.0070.00816.14
7.3.270.0120.00617.40
7.3.260.0070.01216.29
7.3.250.0060.01316.21
7.3.240.0090.00916.35
7.3.230.0110.01116.28
7.3.210.0120.00316.20
7.3.200.0120.00916.37
7.3.190.0110.00516.20
7.3.180.0060.00916.19
7.3.170.0060.01016.11
7.3.160.0030.01316.17
7.2.330.0090.00916.57
7.2.320.0030.01316.62
7.2.310.0120.00616.38
7.2.300.0170.00616.69
7.2.290.0110.00616.65
7.2.60.0100.00316.83
7.2.00.0000.01219.38
7.1.200.0090.00315.77
7.1.100.0040.01117.86
7.1.70.0130.00716.94
7.1.60.0200.01035.15
7.1.50.0150.01534.68
7.1.40.0350.00634.32
7.1.30.0280.01434.36
7.1.20.0220.01034.52
7.1.10.0140.00716.31
7.1.00.0090.00616.41
7.0.200.0060.00916.55
7.0.190.0140.00316.46
7.0.180.0120.00816.14
7.0.170.0130.00615.99
7.0.160.0000.01516.00
7.0.150.0070.01316.07
7.0.140.0040.01216.10
7.0.130.0060.01416.38
7.0.120.0030.01616.36
7.0.110.0090.00616.29
7.0.100.0060.00916.36
7.0.90.0030.01016.07
7.0.80.0070.00715.96
7.0.70.0030.01016.18
7.0.60.0060.01316.02
7.0.50.0040.01116.28
7.0.40.0040.01116.38
7.0.30.0070.00716.30
7.0.20.0110.00816.23
7.0.10.0060.00916.21
7.0.00.0100.00616.31

preferences:
72.8 ms | 401 KiB | 5 Q