3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace foo { const TEST = 'foo'; } namespace bar { const TEST = 'bar'; } namespace test { var_dump(foo\TEST); var_dump(bar\TEST); }

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)
8.3.60.0090.00916.50
8.3.50.0140.00416.30
8.3.40.0040.01118.92
8.3.30.0070.00718.54
8.3.20.0070.00020.36
8.3.10.0060.00323.36
8.3.00.0040.00423.66
8.2.180.0120.00916.50
8.2.170.0110.00322.96
8.2.160.0100.00320.10
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00819.82
8.2.120.0050.00226.35
8.2.110.0060.00321.03
8.2.100.0040.00717.84
8.2.90.0000.00819.15
8.2.80.0000.00917.97
8.2.70.0000.00817.75
8.2.60.0040.00417.80
8.2.50.0000.00818.10
8.2.40.0080.00022.14
8.2.30.0040.00419.48
8.2.20.0080.00017.64
8.2.10.0000.01118.04
8.2.00.0040.00418.05
8.1.280.0090.00925.92
8.1.270.0080.00023.67
8.1.260.0020.00528.09
8.1.250.0040.00428.09
8.1.240.0000.00923.97
8.1.230.0040.00819.54
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0000.00817.23
8.1.180.0030.00618.10
8.1.170.0050.00318.64
8.1.160.0040.00420.69
8.1.150.0030.00618.72
8.1.140.0080.00019.41
8.1.130.0060.00317.62
8.1.120.0000.00717.26
8.1.110.0070.00017.27
8.1.100.0040.00417.41
8.1.90.0050.00317.30
8.1.80.0000.00817.27
8.1.70.0030.00317.27
8.1.60.0000.00717.49
8.1.50.0030.00517.41
8.1.40.0040.00417.51
8.1.30.0060.00617.60
8.1.20.0000.00717.44
8.1.10.0040.00417.37
8.1.00.0030.00617.30
8.0.300.0000.00718.77
8.0.290.0050.00316.75
8.0.280.0000.00718.42
8.0.270.0000.00717.20
8.0.260.0030.00317.25
8.0.250.0000.00716.88
8.0.240.0000.00716.87
8.0.230.0060.00017.04
8.0.220.0040.00416.93
8.0.210.0030.00317.00
8.0.200.0030.00316.94
8.0.190.0040.00416.89
8.0.180.0000.00716.98
8.0.170.0030.00516.95
8.0.160.0040.00416.98
8.0.150.0040.00416.90
8.0.140.0080.00016.94
8.0.130.0030.00313.37
8.0.120.0000.00816.89
8.0.110.0040.00416.92
8.0.100.0030.00516.87
8.0.90.0050.00316.93
8.0.80.0130.00316.89
8.0.70.0050.00216.76
8.0.60.0040.00416.98
8.0.50.0030.00516.98
8.0.30.0130.00617.10
8.0.20.0080.01417.40
8.0.10.0000.00817.00
8.0.00.0100.01116.73
7.4.330.0050.00016.89
7.4.320.0030.00316.46
7.4.300.0000.00716.54
7.4.290.0050.00216.45
7.4.280.0030.00616.37
7.4.270.0000.00616.47
7.4.260.0030.00316.50
7.4.250.0000.00716.53
7.4.240.0040.00416.49
7.4.230.0070.00016.34
7.4.220.0100.01416.47
7.4.210.0070.00716.51
7.4.200.0040.00416.31
7.4.160.0120.00416.52
7.4.150.0100.00717.40
7.4.140.0110.00917.86
7.4.130.0110.00916.50
7.4.120.0110.00816.37
7.4.110.0130.00316.50
7.4.100.0120.00816.54
7.4.90.0080.00816.40
7.4.80.0070.01119.39
7.4.70.0030.01316.53
7.4.60.0030.01316.29
7.4.50.0060.00616.52
7.4.40.0060.01116.46
7.4.30.0070.01016.54
7.4.00.0070.00814.88
7.3.330.0000.00612.98
7.3.320.0000.00513.13
7.3.310.0030.00316.20
7.3.300.0030.00316.21
7.3.290.0120.00516.26
7.3.280.0070.01116.29
7.3.270.0260.01317.40
7.3.260.0080.00816.39
7.3.250.0100.00716.29
7.3.240.0100.00616.30
7.3.230.0090.00916.39
7.3.210.0160.00316.34
7.3.200.0070.01719.39
7.3.190.0040.01216.32
7.3.180.0030.01316.43
7.3.170.0040.01216.33
7.3.160.0090.00916.29
7.3.120.0070.01114.80
7.3.110.0060.01214.86
7.3.100.0120.00414.74
7.3.90.0040.01214.81
7.3.80.0070.00715.00
7.3.70.0060.00914.90
7.3.60.0000.01114.63
7.3.50.0030.01014.77
7.3.40.0070.01014.68
7.3.30.0100.00314.83
7.3.20.0080.00416.46
7.3.10.0070.00816.53
7.3.00.0020.01116.39
7.2.330.0110.00816.39
7.2.320.0200.00316.70
7.2.310.0060.00916.68
7.2.300.0040.01616.61
7.2.290.0070.01416.79
7.2.250.0060.01314.68
7.2.240.0090.01214.74
7.2.230.0030.00714.61
7.2.220.0100.00315.02
7.2.210.0040.00814.93
7.2.200.0030.00615.11
7.2.190.0070.01014.91
7.2.180.0030.01015.00
7.2.170.0070.00414.73
7.2.130.0100.00316.95
7.2.120.0030.01316.71
7.2.110.0070.00716.88
7.2.100.0070.00716.97
7.2.90.0000.00916.99
7.2.80.0000.00916.91
7.2.70.0000.01116.91
7.2.60.0050.01016.90
7.2.50.0090.00616.92
7.2.40.0070.00416.73
7.2.30.0080.00416.99
7.2.20.0070.00716.99
7.2.10.0060.00916.99
7.2.00.0050.00917.97
7.1.330.0000.01615.45
7.1.320.0030.01515.89
7.1.310.0050.00815.69
7.1.300.0040.00715.72
7.1.290.0130.00315.42
7.1.280.0030.01015.72
7.1.270.0060.01015.78
7.1.260.0030.00715.56
7.1.250.0080.00315.59
7.1.240.0030.00315.81
7.1.230.0040.00815.84
7.1.220.0090.00615.66
7.1.210.0030.01015.68
7.1.200.0080.00515.81
7.1.190.0070.00715.42
7.1.180.0000.00715.51
7.1.170.0040.01115.49
7.1.160.0030.00915.77
7.1.150.0030.00615.83
7.1.140.0060.00615.78
7.1.130.0100.00315.68
7.1.120.0000.01115.66
7.1.110.0000.01215.54
7.1.100.0100.00316.79
7.1.90.0000.01215.70
7.1.80.0040.00415.66
7.1.70.0020.00916.49
7.1.60.0050.00517.42
7.1.50.0000.01216.13
7.1.40.0100.00315.41
7.1.30.0050.00315.78
7.1.20.0000.01515.66
7.1.10.0000.01615.62
7.1.00.0080.03818.96
7.0.330.0070.00715.26
7.0.320.0040.00815.32
7.0.310.0030.00615.13
7.0.300.0030.00615.23
7.0.290.0030.00615.28
7.0.280.0000.01415.38
7.0.270.0040.00415.34
7.0.260.0000.01015.32
7.0.250.0060.00615.35
7.0.240.0090.00615.45
7.0.230.0040.00415.31
7.0.220.0040.01115.45
7.0.210.0100.00315.55
7.0.200.0060.00615.16
7.0.190.0030.00715.04
7.0.180.0030.00615.37
7.0.170.0060.00615.23
7.0.160.0000.01415.20
7.0.150.0040.00715.41
7.0.140.0050.00215.20
7.0.130.0030.00915.41
7.0.120.0040.00815.39
7.0.110.0070.00715.38
7.0.100.0000.00815.21
7.0.90.0030.01015.36
7.0.80.0030.00615.35
7.0.70.0060.00315.37
7.0.60.0070.03418.54
7.0.50.0020.04016.66
7.0.40.0080.02316.84
7.0.30.0260.04316.69
7.0.20.0190.04016.87
7.0.10.0080.04616.79
7.0.00.0050.04516.76
5.6.380.0060.00314.47
5.6.370.0100.00314.50
5.6.360.0060.00914.39
5.6.350.0080.00813.98
5.6.340.0000.01014.43
5.6.330.0070.00714.56
5.6.320.0030.00514.18
5.6.310.0040.00714.41
5.6.300.0070.01014.10
5.6.290.0000.01414.36
5.6.280.0020.02717.69
5.6.270.0030.01013.84
5.6.260.0100.00314.16
5.6.250.0090.00314.17
5.6.240.0060.00314.03
5.6.230.0080.00414.24
5.6.220.0160.00014.33
5.6.210.0050.04517.46
5.6.200.0050.04516.23
5.6.190.0070.02517.39
5.6.180.0300.03817.57
5.6.170.0210.02317.46
5.6.160.0050.03817.33
5.6.150.0020.04016.15
5.6.140.0050.02516.18
5.6.130.0040.02316.20
5.6.120.0050.03017.52
5.6.110.0090.04317.65
5.6.100.0070.04617.62
5.6.90.0100.03117.60
5.6.80.0110.03817.27
5.6.70.0000.01513.97
5.6.60.0070.00714.20
5.6.50.0030.01414.08
5.6.40.0030.01013.85
5.6.30.0030.00714.22
5.6.20.0040.00414.16
5.6.10.0000.01114.41
5.6.00.0060.00613.95
5.5.380.0000.00611.00
5.5.370.0090.00311.00
5.5.360.0030.00711.00
5.5.350.0080.03315.78
5.5.340.0050.02814.50
5.5.330.0050.04315.56
5.5.320.0210.02415.71
5.5.310.0130.03015.59
5.5.300.0060.02114.57
5.5.290.0050.04814.49
5.5.280.0060.04415.99
5.5.270.0030.02815.93
5.5.260.0070.04015.81
5.5.250.0040.02415.83
5.5.240.0060.04315.60
5.5.230.0080.00311.00
5.5.220.0040.00711.00
5.5.210.0000.01011.00
5.5.200.0070.00311.00
5.5.190.0000.01111.00
5.5.180.0070.00311.00
5.5.170.0000.01011.00
5.5.160.0040.00411.00
5.5.150.0050.00311.00
5.5.140.0050.00511.10
5.5.130.0040.00711.00
5.5.120.0030.00311.00
5.5.110.0020.00511.00
5.5.100.0060.00611.00
5.5.90.0000.00511.00
5.5.80.0030.00611.00
5.5.70.0090.00311.00
5.5.60.0050.00011.00
5.5.50.0030.00711.00
5.5.40.0060.00611.00
5.5.30.0030.00611.00
5.5.20.0030.01011.00
5.5.10.0070.00311.00
5.5.00.0060.00311.00

preferences:
45.24 ms | 400 KiB | 5 Q