3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr( sha1( $_user->login_name ), 5, 17 );

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)
8.3.40.0090.00918.54
8.3.30.0070.00719.09
8.3.20.0080.00020.20
8.3.10.0080.00020.54
8.3.00.0080.00019.56
8.2.170.0100.00422.96
8.2.160.0140.00020.38
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00422.20
8.2.110.0090.00022.07
8.2.100.0080.00420.22
8.2.90.0090.00019.07
8.2.80.0030.00517.97
8.2.70.0060.00317.63
8.2.60.0040.00717.87
8.2.50.0040.00418.07
8.2.40.0000.00818.20
8.2.30.0000.00819.31
8.2.20.0070.00017.73
8.2.10.0040.00417.81
8.2.00.0080.00017.56
8.1.270.0040.00423.92
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.79
8.1.230.0040.00719.00
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.11
8.1.190.0090.00017.23
8.1.180.0040.00418.10
8.1.170.0070.00418.34
8.1.160.0090.00022.01
8.1.150.0050.00318.67
8.1.140.0000.00817.19
8.1.130.0030.00317.79
8.1.120.0030.00517.24
8.1.110.0040.00417.22
8.1.100.0040.00417.22
8.1.90.0030.00317.30
8.1.80.0000.00717.35
8.1.70.0070.00017.20
8.1.60.0050.00317.43
8.1.50.0040.00417.39
8.1.40.0040.00417.34
8.1.30.0080.00017.46
8.1.20.0040.00417.54
8.1.10.0040.00417.34
8.1.00.0030.00617.38
8.0.300.0030.00618.77
8.0.290.0080.00016.63
8.0.280.0000.00718.30
8.0.270.0000.00717.15
8.0.260.0030.00317.30
8.0.250.0030.00316.92
8.0.240.0030.00316.89
8.0.230.0080.00016.86
8.0.220.0030.00516.74
8.0.210.0070.00016.69
8.0.200.0000.00616.79
8.0.190.0000.00816.91
8.0.180.0070.00016.88
8.0.170.0040.00416.84
8.0.160.0000.00716.92
8.0.150.0000.00816.73
8.0.140.0080.00016.73
8.0.130.0000.00713.32
8.0.120.0080.00016.82
8.0.110.0000.00716.84
8.0.100.0050.00316.86
8.0.90.0000.00716.74
8.0.80.0070.00716.88
8.0.70.0000.00716.82
8.0.60.0060.00316.64
8.0.50.0040.00416.69
8.0.30.0100.00816.99
8.0.20.0110.00817.40
8.0.10.0030.00516.83
8.0.00.0090.00816.78
7.4.330.0020.00215.00
7.4.320.0030.00316.43
7.4.300.0070.00016.47
7.4.290.0000.00716.52
7.4.280.0080.00016.26
7.4.270.0000.00716.48
7.4.260.0030.00316.35
7.4.250.0040.00416.33
7.4.240.0050.00216.43
7.4.230.0070.00016.45
7.4.220.0150.00916.32
7.4.210.0130.00016.56
7.4.200.0070.00016.26
7.4.160.0030.01316.43
7.4.150.0120.01217.40
7.4.140.0120.00517.86
7.4.130.0170.00116.36
7.4.120.0100.00716.50
7.4.110.0030.01516.35
7.4.100.0150.00616.39
7.4.90.0070.01016.59
7.4.80.0030.01416.47
7.4.70.0120.00616.51
7.4.60.0070.01016.47
7.4.50.0000.00416.31
7.4.40.0070.01016.45
7.4.30.0030.01216.53
7.4.00.0090.00614.72
7.3.330.0050.00013.09
7.3.320.0030.00313.00
7.3.310.0000.00716.09
7.3.300.0070.00016.19
7.3.290.0080.00816.27
7.3.280.0050.01116.23
7.3.270.0150.00417.40
7.3.260.0110.00616.18
7.3.250.0110.00616.33
7.3.240.0090.01316.20
7.3.230.0150.00916.39
7.3.210.0030.01416.46
7.3.200.0130.01019.39
7.3.190.0070.01016.29
7.3.180.0120.00616.42
7.3.170.0030.01316.45
7.3.160.0000.01616.32
7.2.330.0130.01016.73
7.2.320.0030.01616.73
7.2.310.0070.01016.59
7.2.300.0070.01416.47
7.2.290.0090.01216.67
7.2.60.0000.01316.91
7.2.00.0080.00419.43
7.1.200.0070.00715.63
7.1.100.0000.01118.21
7.1.70.0070.00017.25
7.1.60.0090.01519.32
7.1.50.0060.01016.56
7.1.00.0070.07322.45
7.0.200.0040.00416.70
7.0.140.0030.07322.11
7.0.60.0000.04319.79
7.0.50.0030.05017.81
7.0.40.0070.09020.21
7.0.30.0270.06320.04
7.0.20.0230.07720.17
7.0.10.0130.07320.18
7.0.00.0130.08320.03
5.6.280.0070.07020.91
5.6.210.0070.04020.46
5.6.200.0000.09318.15
5.6.190.0100.07320.56
5.6.180.0470.05020.45
5.6.170.0270.05020.48
5.6.160.0000.09020.52
5.6.150.0130.07018.16
5.6.140.0000.08318.14
5.6.130.0070.05018.14
5.6.120.0070.04020.92
5.6.110.0000.09321.11
5.6.100.0200.07321.10
5.6.90.0030.05320.97
5.6.80.0000.04020.43
5.5.350.0270.07320.40
5.5.340.0030.06017.89
5.5.330.0100.08320.07
5.5.320.0270.04320.22
5.5.310.0330.07020.13
5.5.300.0070.04317.92
5.5.290.0030.07717.97
5.5.280.0130.07720.98
5.5.270.0000.06020.96
5.5.260.0070.08020.67
5.5.250.0030.04720.58
5.5.240.0170.07720.18
5.4.450.0600.05719.48
5.4.440.0430.05319.47
5.4.430.0330.04719.45
5.4.420.0200.05319.60
5.4.410.0130.05319.11
5.4.400.0330.05718.78
5.4.390.0230.05019.30
5.4.380.0270.05718.50
5.4.370.0400.05718.70
5.4.360.0470.06718.69
5.4.350.0330.04718.50
5.4.340.0230.05318.63
5.4.320.0050.03812.46
5.4.310.0040.03912.45
5.4.300.0060.04412.45
5.4.290.0070.03612.45
5.4.280.0040.03612.35
5.4.270.0030.04512.35
5.4.260.0060.03612.35
5.4.250.0110.03812.35
5.4.240.0080.03412.35
5.4.230.0050.03712.34
5.4.220.0080.03412.34
5.4.210.0050.03512.34
5.4.200.0090.03812.34
5.4.190.0040.04012.34
5.4.180.0060.03612.34
5.4.170.0070.03512.35
5.4.160.0070.04012.35
5.4.150.0080.03812.34
5.4.140.0070.03412.03
5.4.130.0050.04312.01
5.4.120.0050.03911.97
5.4.110.0050.03911.96
5.4.100.0050.03811.97
5.4.90.0090.04011.97
5.4.80.0050.04211.97
5.4.70.0050.03511.96
5.4.60.0090.03111.96
5.4.50.0030.03911.96
5.4.40.0060.03811.95
5.4.30.0090.03611.95
5.4.20.0050.04111.95
5.4.10.0060.03811.95
5.4.00.0040.03711.44
5.3.290.0120.04312.80
5.3.280.0080.03512.71
5.3.270.0030.04212.73
5.3.260.0080.03912.72
5.3.250.0040.04712.72
5.3.240.0100.03712.72
5.3.230.0030.04012.70
5.3.220.0040.03812.68
5.3.210.0060.03912.68
5.3.200.0050.03712.68
5.3.190.0050.03812.68
5.3.180.0080.03412.67
5.3.170.0110.03112.67
5.3.160.0120.03112.67
5.3.150.0110.03212.67
5.3.140.0100.03612.66
5.3.130.0080.03612.66
5.3.120.0050.04012.66
5.3.110.0060.03912.66
5.3.100.0070.03612.12
5.3.90.0060.04212.08
5.3.80.0110.03312.07
5.3.70.0050.03712.07
5.3.60.0060.03612.07
5.3.50.0080.03712.00
5.3.40.0080.03412.00
5.3.30.0040.03711.94
5.3.20.0070.03311.71
5.3.10.0070.03211.69
5.3.00.0060.03611.67
5.2.170.0060.0319.17
5.2.160.0030.0319.18
5.2.150.0040.0319.18
5.2.140.0020.0369.18
5.2.130.0020.0309.13
5.2.120.0040.0319.13
5.2.110.0050.0299.14
5.2.100.0020.0319.14
5.2.90.0050.0289.13
5.2.80.0060.0379.13
5.2.70.0050.0299.13
5.2.60.0070.0309.09
5.2.50.0060.0289.06
5.2.40.0030.0309.03
5.2.30.0070.0349.01
5.2.20.0050.0289.02
5.2.10.0100.0258.93
5.2.00.0030.0308.78
5.1.60.0050.0238.07
5.1.50.0050.0258.07
5.1.40.0040.0298.05
5.1.30.0050.0278.40
5.1.20.0030.0288.42
5.1.10.0050.0268.14
5.1.00.0040.0268.15
5.0.50.0030.0236.62
5.0.40.0060.0256.48
5.0.30.0060.0336.30
5.0.20.0040.0276.27
5.0.10.0030.0206.24
5.0.00.0040.0306.23
4.4.90.0000.0174.78
4.4.80.0060.0124.75
4.4.70.0030.0194.75
4.4.60.0040.0174.75
4.4.50.0040.0144.77
4.4.40.0020.0254.71
4.4.30.0040.0174.76
4.4.20.0050.0154.84
4.4.10.0040.0144.85
4.4.00.0040.0234.76
4.3.110.0020.0164.67
4.3.100.0020.0154.66
4.3.90.0020.0164.63
4.3.80.0040.0234.59
4.3.70.0020.0154.63
4.3.60.0040.0194.63
4.3.50.0010.0184.63
4.3.40.0020.0254.54
4.3.30.0030.0153.29
4.3.20.0010.0203.27
4.3.10.0030.0143.23
4.3.00.0070.0176.75

preferences:
41.29 ms | 400 KiB | 5 Q