3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = 123; $var2 = '456A'; $var3 = 789; echo to_number($var1) . "\n"; echo to_number($var2) . "\n"; echo to_number($var3) . "\n"; # convert var to number function to_number($var) { return 0 + $var; }

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)
8.3.60.0150.00316.50
8.3.50.0140.00722.86
8.3.40.0120.00818.79
8.3.30.0030.01019.00
8.3.20.0000.00720.29
8.3.10.0000.00823.67
8.3.00.0040.00419.38
8.2.180.0070.01118.16
8.2.170.0070.01122.96
8.2.160.0060.00918.96
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.95
8.2.110.0000.00920.52
8.2.100.0080.00318.16
8.2.90.0080.00019.27
8.2.80.0040.00417.97
8.2.70.0000.00817.25
8.2.60.0070.00018.04
8.2.50.0060.00318.07
8.2.40.0040.00818.09
8.2.30.0080.00017.93
8.2.20.0000.00917.75
8.2.10.0050.00317.87
8.2.00.0040.00417.68
8.1.280.0140.00725.92
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0050.00523.75
8.1.230.0040.00819.14
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0090.00417.13
8.1.190.0040.00417.22
8.1.180.0050.00318.10
8.1.170.0000.00918.59
8.1.160.0000.00821.89
8.1.150.0030.00518.76
8.1.140.0080.00317.42
8.1.130.0000.00817.80
8.1.120.0040.00417.48
8.1.110.0000.00817.48
8.1.100.0000.00817.45
8.1.90.0000.00717.52
8.1.80.0040.00417.41
8.1.70.0030.00317.40
8.1.60.0060.00317.59
8.1.50.0030.00517.47
8.1.40.0040.00417.57
8.1.30.0050.00517.58
8.1.20.0040.00417.68
8.1.10.0040.00417.49
8.1.00.0000.00717.41
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0030.00318.44
8.0.270.0030.00317.19
8.0.260.0030.00317.24
8.0.250.0030.00316.91
8.0.240.0040.00416.99
8.0.230.0000.00817.01
8.0.220.0070.00016.94
8.0.210.0030.00316.82
8.0.200.0000.00617.08
8.0.190.0030.00316.89
8.0.180.0030.00516.94
8.0.170.0070.00017.02
8.0.160.0030.00516.83
8.0.150.0000.00716.91
8.0.140.0000.00716.83
8.0.130.0050.00013.44
8.0.120.0030.00516.79
8.0.110.0000.00716.97
8.0.100.0080.00016.95
8.0.90.0000.00716.89
8.0.80.0060.01016.92
8.0.70.0000.00816.99
8.0.60.0080.00016.89
8.0.50.0050.00316.77
8.0.30.0080.01217.04
8.0.20.0080.01017.40
8.0.10.0000.00717.00
8.0.00.0090.00816.75
7.4.330.0000.00615.11
7.4.320.0000.00716.43
7.4.300.0060.00016.61
7.4.290.0030.00316.45
7.4.280.0040.00416.48
7.4.270.0000.00716.58
7.4.260.0040.00416.63
7.4.250.0050.00216.40
7.4.240.0040.00516.55
7.4.230.0030.00316.67
7.4.220.0140.00316.48
7.4.210.0050.00916.62
7.4.200.0000.00716.58
7.4.160.0070.00716.39
7.4.150.0190.00017.40
7.4.140.0100.00817.86
7.4.130.0090.00916.54
7.4.120.0110.00816.58
7.4.110.0060.01016.69
7.4.100.0130.00416.55
7.4.90.0120.01216.47
7.4.80.0150.00419.39
7.4.70.0040.01216.56
7.4.60.0080.00816.48
7.4.50.0000.00716.29
7.4.40.0070.01016.49
7.4.30.0120.00416.41
7.4.00.0030.01014.86
7.3.330.0030.00313.19
7.3.320.0000.00513.23
7.3.310.0000.00816.21
7.3.300.0030.00316.37
7.3.290.0060.00916.44
7.3.280.0090.01216.34
7.3.270.0130.00317.40
7.3.260.0030.01316.35
7.3.250.0100.00916.31
7.3.240.0130.00316.40
7.3.230.0090.00916.60
7.3.210.0070.01016.55
7.3.200.0100.02219.39
7.3.190.0120.00916.43
7.3.180.0100.01016.57
7.3.170.0060.00916.47
7.3.160.0090.00616.53
7.2.330.0070.01316.50
7.2.320.0110.01116.52
7.2.310.0090.01016.50
7.2.300.0080.00816.54
7.2.290.0130.00416.65
7.2.60.0100.00316.73
7.1.200.0070.00415.87
7.1.70.0100.00617.23
7.1.60.0140.01019.46
7.1.50.0040.01816.99
7.1.00.0000.08022.51
7.0.200.0030.00316.51
7.0.140.0000.07721.95
7.0.60.0030.04020.00
7.0.50.0000.04317.90
7.0.40.0070.07020.30
7.0.30.0200.05320.12
7.0.20.0200.04320.23
7.0.10.0130.08320.26
7.0.00.0070.04020.08
5.6.280.0100.06721.07
5.6.210.0130.07320.57
5.6.200.0100.07318.25
5.6.190.0130.07720.63
5.6.180.3800.03720.67
5.6.170.0200.04320.62
5.6.160.0200.03720.39
5.6.150.0070.08318.18
5.6.140.0030.08318.29
5.6.130.0070.04318.24
5.6.120.0030.04021.00
5.6.110.0070.05321.02
5.6.100.0070.03720.96
5.6.90.0070.08321.00
5.6.80.0170.06020.37
5.5.350.0230.07720.41
5.5.340.0030.04318.05
5.5.330.0200.04020.40
5.5.320.0230.04720.35
5.5.310.0100.05320.36
5.5.300.0100.06318.09
5.5.290.0030.08317.96
5.5.280.0000.04720.85
5.5.270.0130.07720.83
5.5.260.0170.07720.97
5.5.250.0130.08020.59
5.5.240.0070.03320.23
5.4.450.0130.04019.48
5.4.440.0470.03719.38
5.4.430.0130.04719.41
5.4.420.0400.04319.27
5.4.410.0270.03719.33
5.4.400.0400.03718.84
5.4.390.0570.03319.20
5.4.380.0370.05318.53
5.4.370.0430.05318.78
5.4.360.0370.05718.78
5.4.350.0330.06718.50
5.4.340.0400.06018.73
5.4.320.0060.04512.50
5.4.310.0050.04412.50
5.4.300.0050.03912.50
5.4.290.0040.03912.50
5.4.280.0030.03712.40
5.4.270.0060.03912.40
5.4.260.0080.03512.40
5.4.250.0070.03612.40
5.4.240.0020.04012.40
5.4.230.0100.03912.39
5.4.220.0070.03912.39
5.4.210.0070.03812.39
5.4.200.0050.03812.39
5.4.190.0060.03612.39
5.4.180.0080.04612.39
5.4.170.0060.04312.39
5.4.160.0090.03312.39
5.4.150.0070.03712.39
5.4.140.0050.03812.07
5.4.130.0080.03312.06
5.4.120.0080.03812.02
5.4.110.0010.05212.01
5.4.100.0070.03412.01
5.4.90.0040.04212.01
5.4.80.0150.03012.01
5.4.70.0050.03512.01
5.4.60.0060.03712.01
5.4.50.0080.03212.01
5.4.40.0040.03512.00
5.4.30.0060.03511.99
5.4.20.0060.03611.99
5.4.10.0070.03312.00
5.4.00.0060.03611.48
5.3.290.0050.04012.80
5.3.280.0080.03612.71
5.3.270.0040.04012.73
5.3.260.0020.04212.72
5.3.250.0060.03612.72
5.3.240.0080.03512.72
5.3.230.0050.03812.71
5.3.220.0090.04012.68
5.3.210.0060.03912.68
5.3.200.0100.03512.68
5.3.190.0070.03612.68
5.3.180.0050.03712.67
5.3.170.0070.03612.67
5.3.160.0050.03812.67
5.3.150.0050.04212.68
5.3.140.0070.03912.66
5.3.130.0060.04112.66
5.3.120.0060.03912.66
5.3.110.0120.03312.66
5.3.100.0050.04012.12
5.3.90.0050.03612.09
5.3.80.0060.04112.09
5.3.70.0050.03912.09
5.3.60.0080.03712.07
5.3.50.0050.03712.02
5.3.40.0070.03512.02
5.3.30.0050.03712.00
5.3.20.0040.03911.76
5.3.10.0040.03711.72
5.3.00.0080.03711.72
5.2.170.0040.0379.22
5.2.160.0080.0299.21
5.2.150.0050.0299.22
5.2.140.0030.0329.21
5.2.130.0060.0279.18
5.2.120.0040.0289.17
5.2.110.0060.0289.18
5.2.100.0040.0299.17
5.2.90.0070.0269.17
5.2.80.0070.0339.18
5.2.70.0060.0309.17
5.2.60.0070.0279.13
5.2.50.0060.0359.10
5.2.40.0060.0309.07
5.2.30.0050.0309.05
5.2.20.0060.0289.03
5.2.10.0060.0268.94
5.2.00.0030.0368.80
5.1.60.0070.0228.09
5.1.50.0020.0318.08
5.1.40.0030.0258.06
5.1.30.0070.0308.41
5.1.20.0080.0228.43
5.1.10.0070.0318.16
5.1.00.0060.0238.16
5.0.50.0030.0216.64
5.0.40.0060.0236.50
5.0.30.0030.0316.31
5.0.20.0050.0196.30
5.0.10.0060.0236.28
5.0.00.0020.0396.27
4.4.90.0040.0174.78
4.4.80.0050.0224.75
4.4.70.0060.0184.75
4.4.60.0030.0154.76
4.4.50.0020.0204.77
4.4.40.0020.0264.71
4.4.30.0010.0184.76
4.4.20.0070.0184.84
4.4.10.0030.0224.85
4.4.00.0020.0254.76
4.3.110.0050.0134.67
4.3.100.0010.0164.66
4.3.90.0030.0144.64
4.3.80.0010.0264.59
4.3.70.0040.0184.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0010.0173.32
4.3.20.0000.0183.30
4.3.10.0030.0173.27
4.3.00.0100.01315.68

preferences:
38.22 ms | 401 KiB | 5 Q