3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo; function bar($namespace) { print "This is " . __FUNCTION__ . ", and called from namespace ". $namespace. "\n"; } namespace Another\Name; function bar() { print "Bar!"; } bar(__NAMESPACE__);

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)
8.3.40.0110.00418.66
8.3.30.0200.00318.96
8.3.20.0060.00920.34
8.3.10.0080.00023.51
8.3.00.0050.00319.25
8.2.170.0150.00022.96
8.2.160.0110.00420.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0050.00320.90
8.2.110.0060.00621.02
8.2.100.0040.00718.03
8.2.90.0080.00019.22
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0000.00817.91
8.2.50.0040.00418.07
8.2.40.0100.00019.75
8.2.30.0030.00917.89
8.2.20.0000.00817.66
8.2.10.0000.00717.75
8.2.00.0050.00217.54
8.1.270.0050.00323.91
8.1.260.0030.00726.35
8.1.250.0000.00728.09
8.1.240.0070.00323.84
8.1.230.0040.00719.42
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0070.00417.10
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0040.00418.50
8.1.160.0050.00221.93
8.1.150.0050.00318.74
8.1.140.0000.00717.38
8.1.130.0070.00017.76
8.1.120.0050.00217.32
8.1.110.0000.00717.35
8.1.100.0000.00717.36
8.1.90.0000.00717.22
8.1.80.0050.00217.23
8.1.70.0000.00817.27
8.1.60.0060.00317.34
8.1.50.0040.00417.50
8.1.40.0000.00717.48
8.1.30.0030.00517.48
8.1.20.0000.00817.52
8.1.10.0000.00817.30
8.1.00.0040.00417.35
8.0.300.0050.00218.77
8.0.290.0040.00416.63
8.0.280.0030.00318.34
8.0.270.0000.00717.08
8.0.260.0060.00017.23
8.0.250.0000.00716.80
8.0.240.0040.00416.79
8.0.230.0000.00716.78
8.0.220.0000.00616.80
8.0.210.0030.00316.66
8.0.200.0000.00716.75
8.0.190.0030.00516.69
8.0.180.0040.00416.68
8.0.170.0020.00516.80
8.0.160.0030.00316.82
8.0.150.0000.00716.72
8.0.140.0030.00316.73
8.0.130.0030.00313.18
8.0.120.0030.00516.63
8.0.110.0020.00516.67
8.0.100.0000.00716.59
8.0.90.0000.00716.69
8.0.80.0040.01116.81
8.0.70.0020.00516.67
8.0.60.0040.00416.82
8.0.50.0070.00016.64
8.0.30.0100.01217.02
8.0.20.0110.00917.40
8.0.10.0000.00716.70
8.0.00.0140.00716.62
7.4.330.0060.00015.00
7.4.320.0030.00316.38
7.4.300.0000.00616.38
7.4.290.0030.00316.50
7.4.280.0040.00416.51
7.4.270.0070.00016.52
7.4.260.0040.00416.32
7.4.250.0040.00416.32
7.4.240.0060.00216.43
7.4.230.0040.00416.59
7.4.220.0170.00316.33
7.4.210.0060.00916.51
7.4.200.0000.00816.56
7.4.160.0040.01216.48
7.4.150.0130.02317.40
7.4.140.0120.00517.86
7.4.130.0090.01016.40
7.4.120.0110.00816.56
7.4.110.0140.00316.32
7.4.100.0130.00316.50
7.4.90.0100.00616.50
7.4.80.0070.01119.39
7.4.70.0100.00716.51
7.4.60.0110.00716.56
7.4.50.0040.00016.47
7.4.40.0060.00916.33
7.4.30.0040.01116.30
7.4.10.0070.01114.90
7.4.00.0070.01014.73
7.3.330.0000.00613.23
7.3.320.0000.00613.23
7.3.310.0070.00016.24
7.3.300.0000.00616.28
7.3.290.0110.00316.21
7.3.280.0080.00816.23
7.3.270.0100.00917.40
7.3.260.0130.00916.44
7.3.250.0150.00716.53
7.3.240.0080.00816.59
7.3.230.0090.00616.43
7.3.210.0080.00816.45
7.3.200.0000.01716.61
7.3.190.0060.01016.50
7.3.180.0100.00616.30
7.3.170.0100.01016.30
7.3.160.0130.00316.42
7.3.130.0000.01514.47
7.3.120.0100.00714.62
7.3.110.0100.00714.85
7.3.100.0000.01714.41
7.3.90.0040.00814.77
7.3.80.0100.00314.89
7.3.70.0030.01214.84
7.3.60.0000.01714.71
7.3.50.0070.00714.84
7.3.40.0060.00914.77
7.3.30.0090.00314.58
7.3.20.0030.00716.61
7.3.10.0050.00816.55
7.3.00.0050.00516.63
7.2.330.0100.01316.37
7.2.320.0100.00716.29
7.2.310.0030.01416.58
7.2.300.0100.01016.59
7.2.290.0070.01016.61
7.2.260.0000.01714.84
7.2.250.0080.00815.13
7.2.240.0040.01514.65
7.2.230.0070.01314.91
7.2.220.0070.01315.15
7.2.210.0030.01415.16
7.2.200.0090.00615.05
7.2.190.0040.00714.81
7.2.180.0000.01414.87
7.2.170.0040.00714.51
7.2.160.0060.00914.90
7.2.150.0090.00316.95
7.2.140.0090.00316.52
7.2.130.0070.00716.80
7.2.120.0090.00616.88
7.2.110.0050.00516.77
7.2.100.0060.00816.91
7.2.90.0070.00816.76
7.2.80.0020.01016.74
7.2.70.0030.00916.86
7.2.60.0060.00716.77
7.2.50.0070.01016.90
7.2.40.0020.01216.79
7.2.30.0070.00916.65
7.2.20.0050.00816.67
7.2.10.0070.00616.85
7.2.00.0040.00617.52
7.1.330.0040.01115.49
7.1.320.0120.00615.78
7.1.310.0100.00715.63
7.1.300.0070.00415.33
7.1.290.0030.00715.61
7.1.280.0040.00815.70
7.1.270.0060.00915.68
7.1.260.0050.00515.43
7.1.250.0070.00615.54
7.1.240.0000.01215.27
7.1.230.0060.00615.37
7.1.220.0000.01015.47
7.1.210.0060.00815.41
7.1.200.0040.01115.67
7.1.190.0030.00615.73
7.1.180.0070.00715.42
7.1.170.0070.00715.63
7.1.160.0070.00315.82
7.1.150.0080.00815.47
7.1.140.0040.00715.65
7.1.130.0070.00715.71
7.1.120.0070.00315.52
7.1.110.0070.01015.57
7.1.100.0090.00516.80
7.1.90.0030.00915.30
7.1.80.0070.00715.73
7.1.70.0020.00916.25
7.1.60.0040.01417.54
7.1.50.0040.01116.15
7.1.40.0030.00615.57
7.1.30.0060.01015.68
7.1.20.0060.00915.58
7.1.10.0070.00415.43
7.1.00.0050.04219.03
7.0.330.0070.00715.47
7.0.320.0030.01015.16
7.0.310.0090.00315.23
7.0.300.0060.00615.47
7.0.290.0110.00415.29
7.0.280.0070.00414.97
7.0.270.0030.01015.50
7.0.260.0070.00715.34
7.0.250.0080.00415.37
7.0.240.0040.01215.30
7.0.230.0050.00515.41
7.0.220.0000.01415.16
7.0.210.0060.00915.29
7.0.200.0100.00915.80
7.0.190.0000.01415.38
7.0.180.0060.00315.30
7.0.170.0060.00615.41
7.0.160.0060.00815.51
7.0.150.0090.00615.38
7.0.140.0030.04118.56
7.0.130.0050.00815.18
7.0.120.0070.00715.18
7.0.110.0140.00015.26
7.0.100.0070.01015.16
7.0.90.0030.00715.48
7.0.80.0070.00715.37
7.0.70.0030.01015.46
7.0.60.0070.03517.59
7.0.50.0120.03216.58
7.0.40.0040.04816.66
7.0.30.0170.04516.92
7.0.20.0200.03416.80
7.0.10.0130.02216.79
7.0.00.0100.02016.79
5.6.400.0000.00814.21
5.6.390.0090.00614.53
5.6.380.0030.01214.46
5.6.370.0030.00914.21
5.6.360.0060.00614.43
5.6.350.0000.01614.30
5.6.340.0090.00913.78
5.6.330.0080.00014.27
5.6.320.0000.01514.15
5.6.310.0000.01114.32
5.6.300.0040.00814.44
5.6.290.0000.01514.16
5.6.280.0050.03817.72
5.6.270.0120.00614.06
5.6.260.0070.01114.29
5.6.250.0060.01313.97
5.6.240.0080.00614.23
5.6.230.0060.00914.52
5.6.220.0130.00314.40
5.6.210.0120.03717.39
5.6.200.0070.04716.11
5.6.190.0100.03317.53
5.6.180.1760.03017.33
5.6.170.0170.02117.50
5.6.160.0080.02317.38
5.6.150.0100.02816.12
5.6.140.0050.02516.33
5.6.130.0060.03316.12
5.6.120.0030.04617.66
5.6.110.0130.04517.68
5.6.100.0030.05017.67
5.6.90.0020.04217.51
5.6.80.0100.03517.39
5.6.70.0080.00414.20
5.6.60.0060.01014.30
5.6.50.0060.01214.16
5.6.40.0000.01314.07
5.6.30.0070.00714.02
5.6.20.0100.00614.28
5.6.10.0080.00414.15
5.6.00.0090.00014.11
5.5.380.0030.01014.14
5.5.370.0070.00714.18
5.5.360.0070.00714.13
5.5.350.0150.03017.18
5.5.340.0000.03415.98
5.5.330.0020.02717.23
5.5.320.0200.02817.24
5.5.310.0200.02917.13
5.5.300.0120.04216.05
5.5.290.0080.03016.21
5.5.280.0080.02117.51
5.5.270.0070.04517.48
5.5.260.0110.02517.49
5.5.250.0020.03917.36
5.5.240.2150.02517.11
5.5.230.0000.01814.04
5.5.220.0030.01314.11
5.5.210.0060.00613.73
5.5.200.0120.00014.21
5.5.190.0030.01313.86
5.5.180.0070.01014.21
5.5.170.0030.01014.20
5.5.160.0090.00613.91
5.5.150.0060.01013.66
5.5.140.0060.00313.88
5.5.130.0000.01014.12
5.5.120.0080.00613.96
5.5.110.0040.00814.20
5.5.100.0040.00814.00
5.5.90.0040.01114.15
5.5.80.0030.00913.99
5.5.70.0130.00013.79
5.5.60.0000.00814.14
5.5.50.0000.01213.86
5.5.40.0090.00614.08
5.5.30.0050.00514.00
5.5.20.0060.00913.98
5.5.10.0090.00313.93
5.5.00.0040.00714.12
5.4.450.0180.02115.84
5.4.440.0180.02615.96
5.4.430.0280.02715.89
5.4.420.0450.02215.85
5.4.410.0280.02615.79
5.4.400.0150.02015.69
5.4.390.0180.02015.77
5.4.380.0110.03015.53
5.4.370.0090.02915.58
5.4.360.0120.03015.56
5.4.350.0080.03015.57
5.4.340.0120.02915.50
5.4.330.0030.00612.38
5.4.320.0070.02112.44
5.4.310.0050.02412.44
5.4.300.0040.02512.44
5.4.290.0080.02512.44
5.4.280.0110.01512.39
5.4.270.0050.02212.39
5.4.260.0080.02312.39
5.4.250.0080.01812.39
5.4.240.0060.02512.39
5.4.230.0040.02912.39
5.4.220.0050.03112.39
5.4.210.0030.02212.39
5.4.200.0040.02212.39
5.4.190.0040.02212.38
5.4.180.0070.02412.38
5.4.170.0040.02812.39
5.4.160.0070.02612.39
5.4.150.0050.02812.38
5.4.140.0060.02512.23
5.4.130.0020.02112.22
5.4.120.0050.02412.20
5.4.110.0050.02112.20
5.4.100.0040.02312.20
5.4.90.0050.02512.20
5.4.80.0040.02112.20
5.4.70.0070.02612.20
5.4.60.0060.02612.20
5.4.50.0050.02912.20
5.4.40.0040.02312.19
5.4.30.0030.02312.19
5.4.20.0060.02112.19
5.4.10.0040.02112.19
5.4.00.0070.02111.93
5.3.290.0060.04312.80
5.3.280.0090.03712.71
5.3.270.0070.03812.72
5.3.260.0080.03812.72
5.3.250.0060.03812.72
5.3.240.0050.04312.72
5.3.230.0070.03812.71
5.3.220.0070.03612.68
5.3.210.0130.04612.68
5.3.200.0090.04912.68
5.3.190.0110.04912.68
5.3.180.0060.04012.68
5.3.170.0120.03112.67
5.3.160.0100.03912.67
5.3.150.0090.03512.67
5.3.140.0080.03512.66
5.3.130.0050.04012.65
5.3.120.0050.04012.66
5.3.110.0100.03412.65
5.3.100.0040.05112.12
5.3.90.0080.03412.10
5.3.80.0030.03912.10
5.3.70.0070.03412.09
5.3.60.0040.03912.08
5.3.50.0050.03712.02
5.3.40.0060.03612.02
5.3.30.0070.03611.98
5.3.20.0040.03711.76
5.3.10.0100.03011.73
5.3.00.0080.03811.72
5.2.170.0050.0309.18
5.2.160.0050.0289.18
5.2.150.0030.0319.19
5.2.140.0060.0289.18
5.2.130.0030.0319.14
5.2.120.0060.0289.14
5.2.110.0100.0259.15
5.2.100.0050.0389.14
5.2.90.0060.0299.14
5.2.80.0040.0329.14
5.2.70.0010.0359.14
5.2.60.0040.0309.09
5.2.50.0030.0329.06
5.2.40.0020.0309.03
5.2.30.0040.0299.02
5.2.20.0030.0309.00
5.2.10.0020.0308.93
5.2.00.0070.0268.78
5.1.60.0070.0218.07
5.1.50.0010.0288.07
5.1.40.0070.0228.05
5.1.30.0050.0258.40
5.1.20.0060.0258.42
5.1.10.0060.0288.14
5.1.00.0030.0338.14
5.0.50.0060.0256.63
5.0.40.0040.0276.47
5.0.30.0060.0386.29
5.0.20.0040.0236.26
5.0.10.0050.0246.24
5.0.00.0080.0316.23
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0040.0194.75
4.4.60.0040.0164.76
4.4.50.0020.0164.77
4.4.40.0050.0264.70
4.4.30.0020.0164.76
4.4.20.0060.0204.84
4.4.10.0010.0174.84
4.4.00.0030.0244.75
4.3.110.0040.0144.67
4.3.100.0050.0124.67
4.3.90.0030.0184.63
4.3.80.0040.0254.58
4.3.70.0040.0194.63
4.3.60.0040.0144.63
4.3.50.0040.0154.63
4.3.40.0040.0264.54
4.3.30.0020.0193.28
4.3.20.0020.0173.26
4.3.10.0050.0133.22
4.3.00.0170.01313.42

preferences:
37.01 ms | 400 KiB | 5 Q