3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace foo { class Xyz {} function abc () {} } namespace bar { use foo\Xyz; use foo\abc; new Xyz(); // instantiates \foo\Xyz new namespace\Xyz(); // instantiates \bar\Xyz abc(); // invokes \bar\abc regardless of the second use statement \foo\abc(); // it has to be invoked using the fully qualified 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)
8.3.60.0120.00618.38
8.3.50.0100.00716.34
8.3.40.0070.00718.88
8.3.30.0070.00718.84
8.3.20.0050.00318.91
8.3.10.0060.00320.53
8.3.00.0040.00417.75
8.2.180.0140.00716.50
8.2.170.0070.01422.96
8.2.160.0100.00321.91
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.83
8.2.110.0030.00621.02
8.2.100.0000.01117.91
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0000.00917.50
8.2.60.0000.01017.80
8.2.50.0040.00418.07
8.2.40.0080.00017.92
8.2.30.0040.00418.07
8.2.20.0040.00417.70
8.2.10.0000.00817.68
8.2.00.0000.00917.79
8.1.280.0090.00625.92
8.1.270.0030.00623.99
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0070.00322.67
8.1.230.0040.00720.71
8.1.220.0000.00818.77
8.1.210.0000.00818.84
8.1.200.0060.00317.22
8.1.190.0040.00417.41
8.1.180.0040.00418.10
8.1.170.0030.00518.70
8.1.160.0040.00418.81
8.1.150.0080.00018.58
8.1.140.0040.00417.29
8.1.130.0050.00317.77
8.1.120.0030.00417.38
8.1.110.0000.00817.23
8.1.100.0040.00417.38
8.1.90.0040.00417.38
8.1.80.0070.00017.34
8.1.70.0030.00317.28
8.1.60.0000.00717.34
8.1.50.0020.00517.47
8.1.40.0000.00817.36
8.1.30.0040.00417.54
8.1.20.0040.00417.50
8.1.10.0080.00017.41
8.1.00.0070.00017.52
8.0.300.0040.00419.89
8.0.290.0000.00716.63
8.0.280.0030.00518.38
8.0.270.0000.00717.20
8.0.260.0070.00018.55
8.0.250.0040.00416.91
8.0.240.0030.00616.84
8.0.230.0030.00316.95
8.0.220.0030.00316.82
8.0.210.0000.00716.88
8.0.200.0000.00816.93
8.0.190.0000.00716.89
8.0.180.0040.00416.92
8.0.170.0030.00516.95
8.0.160.0000.00816.84
8.0.150.0000.00916.96
8.0.140.0060.00616.89
8.0.130.0000.00613.39
8.0.120.0050.00316.77
8.0.110.0040.00416.96
8.0.100.0000.00716.92
8.0.90.0000.00816.96
8.0.80.0030.01316.84
8.0.70.0040.00416.77
8.0.60.0040.00416.79
8.0.50.0040.00416.96
8.0.30.0140.00517.12
8.0.20.0080.01117.30
8.0.10.0000.00816.79
8.0.00.0100.00916.63
7.4.330.0050.00014.63
7.4.320.0030.00316.48
7.4.300.0000.00616.45
7.4.290.0040.00416.42
7.4.280.0060.00316.30
7.4.270.0030.00316.47
7.4.260.0030.00313.21
7.4.250.0030.00516.36
7.4.240.0030.00316.39
7.4.230.0070.00016.58
7.4.220.0070.01116.50
7.4.210.0110.00916.52
7.4.200.0030.00516.23
7.4.190.0070.00016.45
7.4.160.0150.00016.62
7.4.150.0070.01117.07
7.4.140.0080.01017.19
7.4.130.0120.00616.35
7.4.120.0070.01316.39
7.4.110.0120.00616.40
7.4.100.0030.01516.54
7.4.90.0130.01016.48
7.4.80.0060.01218.80
7.4.70.0070.01016.31
7.4.60.0110.00616.42
7.4.50.0000.00916.59
7.4.40.0030.00922.27
7.4.30.0160.00016.46
7.4.00.0040.01114.91
7.3.330.0030.00313.29
7.3.320.0000.00713.12
7.3.310.0030.00316.18
7.3.300.0070.00016.14
7.3.290.0130.00016.20
7.3.280.0070.01116.27
7.3.270.0070.01717.07
7.3.260.0090.00818.24
7.3.250.0050.01316.38
7.3.240.0080.00816.29
7.3.230.0190.00016.48
7.3.210.0070.01016.34
7.3.200.0130.00819.39
7.3.190.0130.01016.31
7.3.180.0100.00616.49
7.3.170.0060.01016.27
7.3.160.0090.01216.48
7.3.120.0070.01014.60
7.3.110.0030.01014.84
7.3.100.0060.00914.75
7.3.90.0040.01114.96
7.3.80.0070.00714.45
7.3.70.0060.00914.88
7.3.60.0110.00414.82
7.3.50.0070.01014.76
7.3.40.0090.00614.73
7.3.30.0000.01414.48
7.3.20.0100.00316.65
7.3.10.0110.00416.61
7.3.00.0000.01516.67
7.2.330.0090.00916.60
7.2.320.0040.01416.53
7.2.310.0080.01216.25
7.2.300.0030.01316.55
7.2.290.0070.01016.69
7.2.240.0030.01014.94
7.2.230.0060.00614.64
7.2.220.0070.01014.57
7.2.210.0060.00915.04
7.2.200.0140.00414.76
7.2.190.0070.01014.93
7.2.180.0030.01014.72
7.2.170.0090.00014.52
7.2.160.0030.01014.98
7.2.150.0030.01016.79
7.2.140.0100.00716.69
7.2.130.0000.01516.89
7.2.120.0030.01016.55
7.2.110.0030.01016.70
7.2.100.0100.00316.74
7.2.90.0000.01216.78
7.2.80.0000.01316.57
7.2.70.0080.00816.71
7.2.60.0060.00616.52
7.2.50.0080.00416.91
7.2.40.0040.01116.85
7.2.30.0030.00916.67
7.2.20.0030.01016.76
7.2.10.0070.01016.70
7.2.00.0080.00618.08
7.1.330.0040.01215.81
7.1.320.0030.00615.51
7.1.310.0070.01015.48
7.1.300.0090.00615.47
7.1.290.0070.00715.48
7.1.280.0000.01415.71
7.1.270.0090.00915.56
7.1.260.0030.00715.38
7.1.250.0000.00915.59
7.1.200.0080.00815.61
7.1.100.0040.00718.26
7.1.70.0050.00316.90
7.1.60.0110.00819.40
7.1.50.0030.01716.87
7.1.00.0100.07022.31
7.0.200.0050.00216.50
7.0.140.0130.06021.96
7.0.60.0130.06719.82
7.0.50.0170.05017.83
7.0.40.0070.04017.76
7.0.30.0100.08017.76
7.0.20.0030.08717.72
7.0.10.0100.04017.71
7.0.00.0070.08017.70
5.6.280.0070.07021.12
5.6.210.0100.08320.71
5.6.200.0070.05018.20
5.6.190.0070.08018.18
5.6.180.0070.04018.17
5.6.170.0070.08018.15
5.6.160.0070.08318.27
5.6.150.0100.08318.28
5.6.140.0030.08018.18
5.6.130.0000.08718.23
5.6.120.0030.08018.28
5.6.110.0030.08318.24
5.6.100.0070.07318.18
5.6.90.0000.05318.25
5.6.80.0030.04017.56
5.6.70.0100.07717.54
5.6.60.0070.05317.55
5.6.50.0100.07317.57
5.6.40.0030.07017.59
5.6.30.0030.08017.59
5.6.20.0000.05717.50
5.6.10.0030.04317.50
5.6.00.0030.07317.50
5.5.350.0230.04020.35
5.5.340.0070.08318.09
5.5.330.0100.06717.92
5.5.320.0070.08018.02
5.5.310.0070.08318.07
5.5.300.0030.05017.98
5.5.290.0100.05718.02
5.5.280.0000.06018.02
5.5.270.0030.04317.96
5.5.260.0100.03718.08
5.5.250.0130.05717.79
5.5.240.0070.08017.34
5.5.230.0070.07717.32
5.5.220.0100.07017.45
5.5.210.0100.06317.32
5.5.200.0030.08017.44
5.5.190.0030.06317.40
5.5.180.0030.07017.31
5.5.160.0030.05717.31
5.5.150.0100.06717.44
5.5.140.0100.07317.43
5.5.130.0100.04717.44
5.5.120.0070.07717.38
5.5.110.0070.04317.39
5.5.100.0000.08317.34
5.5.90.0070.07317.23
5.5.80.0030.07717.33
5.5.70.0100.04017.26
5.5.60.0070.05717.21
5.5.50.0070.04717.27
5.5.40.0100.07317.19
5.5.30.0030.08017.21
5.5.20.0100.08017.19
5.5.10.0030.08017.32
5.5.00.0030.05017.30
5.4.450.0030.06019.35
5.4.440.0170.07319.28
5.4.430.0030.08319.45
5.4.420.0070.07319.21
5.4.410.0030.08019.08
5.4.400.0030.05719.13
5.4.390.0070.07719.05
5.4.380.0070.07019.01
5.4.370.0000.08019.09
5.4.360.0030.04319.09
5.4.350.0070.05019.13
5.4.340.0170.03719.13
5.4.320.0070.04319.04
5.4.310.0130.06719.13
5.4.300.0030.04719.08
5.4.290.0100.06319.04
5.4.280.0070.06319.09
5.4.270.0070.06719.04
5.4.260.0170.06318.88
5.4.250.0070.06719.12
5.4.240.0130.04719.09
5.4.230.0130.06718.94
5.4.220.0000.07319.04
5.4.210.0030.07719.11
5.4.200.0000.08019.13
5.4.190.0030.04019.03
5.4.180.0100.07019.02
5.4.170.0070.07319.00
5.4.160.0070.04719.00
5.4.150.0070.06318.96
5.4.140.0000.07016.47
5.4.130.0030.06016.45
5.4.120.0100.03316.56
5.4.110.0100.05716.47
5.4.100.0030.07716.45
5.4.90.0000.07716.52
5.4.80.0070.07016.50
5.4.70.0130.05316.51
5.4.60.0070.07316.27
5.4.50.0070.07716.39
5.4.40.0070.06316.41
5.4.30.0070.05316.42
5.4.20.0100.07316.20
5.4.10.0070.06716.34
5.4.00.0130.06015.82
5.3.290.0070.06014.62
5.3.280.0070.07714.64
5.3.270.0130.06714.56
5.3.260.0070.08014.57
5.3.250.0030.06014.60
5.3.240.0070.03714.65
5.3.230.0070.07714.70
5.3.220.0070.04714.66
5.3.210.0070.07714.66
5.3.200.0100.03714.59
5.3.190.0070.08314.63
5.3.180.0070.07314.55
5.3.170.0100.07314.52
5.3.160.0030.07314.60
5.3.150.0000.08014.52
5.3.140.0100.07714.63
5.3.130.0070.05714.50
5.3.120.0130.07314.55
5.3.110.0100.07314.59
5.3.100.0030.07714.09
5.3.90.0100.07013.96
5.3.80.0070.07314.06
5.3.70.0100.05313.89
5.3.60.0030.07313.84
5.3.50.0030.04713.79
5.3.40.0130.06713.94
5.3.30.0070.07713.93
5.3.20.0170.04313.79
5.3.10.0030.07713.68
5.3.00.0070.04013.69
5.2.170.0030.05710.89
5.2.160.0030.03711.14
5.2.150.0070.05311.18
5.2.140.0000.06711.00
5.2.130.0000.04011.06
5.2.120.0030.06311.05
5.2.110.0070.04310.88
5.2.100.0000.04711.07
5.2.90.0070.06011.09
5.2.80.0000.04311.07
5.2.70.0100.05310.87
5.2.60.0070.04311.20
5.2.50.0070.06310.84
5.2.40.0100.06011.03
5.2.30.0030.05710.94
5.2.20.0070.04010.89
5.2.10.0000.06710.86
5.2.00.0070.06010.61
5.1.60.0100.04710.00
5.1.50.0070.0339.83
5.1.40.0000.0279.91
5.1.30.0070.05710.37
5.1.20.0100.05010.40
5.1.10.0030.05310.04
5.1.00.0030.04710.09
5.0.50.0030.0308.68
5.0.40.0070.0408.37
5.0.30.0030.0638.20
5.0.20.0030.0308.26
5.0.10.0000.0308.21
5.0.00.0100.0638.12
4.4.90.0070.0237.53
4.4.80.0000.0377.53
4.4.70.0030.0277.53
4.4.60.0030.0337.53
4.4.50.0000.0277.53
4.4.40.0030.0537.53
4.4.30.0000.0207.53
4.4.20.0000.0277.53
4.4.10.0070.0307.53
4.4.00.0000.0377.53
4.3.110.0030.0337.53
4.3.100.0030.0177.53
4.3.90.0000.0237.53
4.3.80.0000.0577.53
4.3.70.0000.0337.53
4.3.60.0070.0307.53
4.3.50.0070.0307.53
4.3.40.0000.0407.53
4.3.30.0070.0307.53
4.3.20.0030.0137.53
4.3.10.0000.0207.53
4.3.00.0000.0237.53

preferences:
42.58 ms | 401 KiB | 5 Q