3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump('11e0' == '.11e2'); var_dump('11e0' == '.011e3'); var_dump('1.1e1' == '.11e2'); echo ".11e2 = ", 0 + '.11e2', "\n"; echo "1.1e1 = ", 0 + '1.1e1', "\n"; function print_num($str) { $num = 0 + $str; $num2 = $str + 0; if ($num <> $num2) {echo "MASSIVE ERROR!! Ignoring..."; } echo "$str = $num\n"; }

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)
8.3.60.0040.01116.48
8.3.50.0100.01019.92
8.3.40.0090.00618.86
8.3.30.0000.01419.14
8.3.20.0080.00020.16
8.3.10.0080.00023.48
8.3.00.0030.00519.25
8.2.180.0110.00416.63
8.2.170.0040.01122.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0030.00626.16
8.2.120.0040.00421.11
8.2.110.0090.01220.57
8.2.100.0070.00418.22
8.2.90.0000.00719.07
8.2.80.0040.00417.97
8.2.70.0000.01017.25
8.2.60.0000.00817.80
8.2.50.0060.00318.07
8.2.40.0040.00417.97
8.2.30.0070.00018.00
8.2.20.0050.00217.64
8.2.10.0000.00917.86
8.2.00.0040.00417.48
8.1.270.0040.00423.96
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0110.01123.71
8.1.230.0040.00819.02
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00717.10
8.1.190.0060.00317.10
8.1.180.0060.00318.10
8.1.170.0040.00418.66
8.1.160.0000.00721.87
8.1.150.0080.00018.83
8.1.140.0040.00417.34
8.1.130.0040.00417.33
8.1.120.0040.00317.31
8.1.110.0070.00017.22
8.1.100.0000.00717.26
8.1.90.0000.00817.32
8.1.80.0070.00017.35
8.1.70.0000.00717.31
8.1.60.0030.01017.45
8.1.50.0040.00417.23
8.1.40.0030.00517.43
8.1.30.0040.00417.55
8.1.20.0000.00717.58
8.1.10.0030.00617.36
8.1.00.0040.00417.38
8.0.300.0050.00218.77
8.0.290.0000.00816.63
8.0.280.0070.00018.39
8.0.270.0040.00416.64
8.0.260.0030.00316.88
8.0.250.0040.00416.89
8.0.240.0000.00716.89
8.0.230.0030.00316.77
8.0.220.0040.00416.66
8.0.210.0070.00016.68
8.0.200.0030.00316.73
8.0.190.0000.00716.88
8.0.180.0030.00516.78
8.0.170.0070.00016.84
8.0.160.0000.00816.84
8.0.150.0060.00316.77
8.0.140.0030.00616.79
8.0.130.0060.00013.21
8.0.120.0030.00716.64
8.0.110.0050.00216.78
8.0.100.0040.00416.70
8.0.90.0000.00716.61
8.0.80.0070.01416.78
8.0.70.0040.00416.80
8.0.60.0070.00016.84
8.0.50.0050.00216.77
8.0.30.0110.00817.14
8.0.20.0140.00617.40
8.0.10.0000.00716.83
8.0.00.0080.01116.68
7.4.330.0000.00515.00
7.4.320.0000.00716.41
7.4.300.0000.00616.39
7.4.290.0030.00316.54
7.4.280.0000.00816.33
7.4.270.0030.00316.39
7.4.260.0030.00316.39
7.4.250.0000.00816.49
7.4.240.0030.00516.44
7.4.230.0070.00016.28
7.4.220.0070.01116.28
7.4.210.0080.00816.43
7.4.200.0050.00216.55
7.4.160.0090.00616.46
7.4.150.0090.00917.40
7.4.140.0120.00517.86
7.4.130.0090.01016.36
7.4.120.0070.01016.44
7.4.110.0120.00616.53
7.4.100.0100.00716.28
7.4.90.0120.00616.34
7.4.80.0030.01519.39
7.4.70.0030.01616.54
7.4.60.0080.00816.16
7.4.50.0000.00416.43
7.4.40.0090.00916.36
7.4.30.0150.00016.36
7.4.00.0030.01214.99
7.3.330.0060.00013.11
7.3.320.0050.00013.01
7.3.310.0030.00316.17
7.3.300.0030.00316.23
7.3.290.0100.00716.18
7.3.280.0080.01016.17
7.3.270.0090.00917.40
7.3.260.0060.01216.34
7.3.250.0030.01316.39
7.3.240.0100.00616.30
7.3.230.0100.00716.39
7.3.210.0080.01116.03
7.3.200.0060.01519.39
7.3.190.0070.01416.49
7.3.180.0120.00916.19
7.3.170.0080.00816.27
7.3.160.0090.00616.28
7.3.10.0280.00416.34
7.3.00.0120.00616.45
7.2.330.0100.00716.30
7.2.320.0080.00916.68
7.2.310.0130.00616.42
7.2.300.0080.00816.55
7.2.290.0140.00316.46
7.2.130.0030.01616.30
7.2.120.0110.00716.23
7.2.110.0200.00816.28
7.2.100.0190.00416.30
7.2.90.0080.00816.05
7.2.80.0140.00716.33
7.2.70.0030.01216.43
7.2.60.0060.01216.37
7.2.50.0190.00616.41
7.2.40.0070.01115.79
7.2.30.0120.00916.14
7.2.20.0030.01016.32
7.2.10.0170.00716.39
7.2.00.0140.00517.96
7.1.250.0070.00714.97
7.1.200.0030.01015.64
7.1.100.0000.01017.95
7.1.70.0030.00916.90
7.1.60.0140.01119.46
7.1.50.0030.01416.81
7.1.00.0030.06722.28
7.0.200.0000.00716.51
7.0.140.0070.07022.00
7.0.60.0100.07720.01
7.0.50.0100.08017.94
7.0.40.0030.05020.53
7.0.30.0270.06320.15
7.0.20.0200.04320.25
7.0.10.0170.04720.15
7.0.00.0070.08320.12
5.6.280.0070.07021.09
5.6.210.0100.08020.65
5.6.200.0070.07718.16
5.6.190.0100.06020.34
5.6.180.0330.07720.68
5.6.170.0400.04320.45
5.6.160.0070.06020.61
5.6.150.0070.05018.15
5.6.140.0030.08018.27
5.6.130.0070.06018.14
5.6.120.0030.04021.14
5.6.110.0130.08320.97
5.6.100.0100.05020.98
5.6.90.0070.03721.05
5.6.80.0070.06320.51
5.5.350.0270.08020.30
5.5.340.0000.05318.02
5.5.330.0070.06320.29
5.5.320.0200.04320.31
5.5.310.0230.04320.36
5.5.300.0070.06017.96
5.5.290.0070.08018.03
5.5.280.0070.08320.74
5.5.270.0070.04720.87
5.5.260.0030.04020.84
5.5.250.0070.04020.62
5.5.240.0070.07320.07
5.4.450.0400.04719.53
5.4.440.0330.03719.55
5.4.430.0270.04719.43
5.4.420.0230.03719.39
5.4.410.0530.03319.25
5.4.400.0230.03719.00
5.4.390.0100.04719.15
5.4.380.0430.05318.73
5.4.370.0100.05718.56
5.4.360.0370.05018.73
5.4.350.0400.05718.78
5.4.340.0400.06018.77
5.4.320.0070.03712.51
5.4.310.0040.04112.50
5.4.300.0060.03612.50
5.4.290.0050.04012.50
5.4.280.0070.04612.40
5.4.270.0080.04312.39
5.4.260.0050.04312.40
5.4.250.0080.03612.40
5.4.240.0070.03712.39
5.4.230.0080.04612.39
5.4.220.0040.04012.39
5.4.210.0080.03312.39
5.4.200.0060.03812.39
5.4.190.0080.03712.39
5.4.180.0090.04412.38
5.4.170.0040.05412.39
5.4.160.0080.04712.39
5.4.150.0080.04112.39
5.4.140.0060.03712.07
5.4.130.0070.03512.06
5.4.120.0070.03412.02
5.4.110.0040.03712.02
5.4.100.0040.03612.01
5.4.90.0050.03712.01
5.4.80.0080.03712.01
5.4.70.0070.03412.01
5.4.60.0050.03712.01
5.4.50.0120.03812.01
5.4.40.0090.03311.99
5.4.30.0090.03312.00
5.4.20.0060.04112.00
5.4.10.0120.05211.99
5.4.00.0070.04811.48
5.3.290.0050.04112.80
5.3.280.0050.04212.71
5.3.270.0070.06512.72
5.3.260.0060.04712.71
5.3.250.0110.05012.72
5.3.240.0080.03912.72
5.3.230.0050.03912.71
5.3.220.0050.04012.68
5.3.210.0050.04012.68
5.3.200.0110.03312.68
5.3.190.0080.03612.68
5.3.180.0080.03612.67
5.3.170.0060.03712.67
5.3.160.0100.03912.68
5.3.150.0070.03812.68
5.3.140.0080.04012.66
5.3.130.0110.04212.66
5.3.120.0080.05612.65
5.3.110.0050.04212.66
5.3.100.0130.04712.12
5.3.90.0150.04512.10
5.3.80.0110.04512.10
5.3.70.0070.04912.10
5.3.60.0140.04512.08
5.3.50.0060.05412.02
5.3.40.0070.04512.02
5.3.30.0060.03511.98
5.3.20.0070.03911.77
5.3.10.0070.03411.73
5.3.00.0070.03611.72
5.2.170.0050.0339.22
5.2.160.0040.0339.22
5.2.150.0050.0379.22
5.2.140.0060.0299.22
5.2.130.0060.0289.18
5.2.120.0020.0319.18
5.2.110.0040.0329.18
5.2.100.0030.0309.18
5.2.90.0050.0299.18
5.2.80.0060.0309.17
5.2.70.0020.0329.17
5.2.60.0050.0319.13
5.2.50.0040.0309.10
5.2.40.0060.0289.08
5.2.30.0030.0319.05
5.2.20.0050.0289.04
5.2.10.0070.0318.96
5.2.00.0030.0358.82
5.1.60.0080.0268.11
5.1.50.0040.0258.10
5.1.40.0030.0258.09
5.1.30.0030.0268.43
5.1.20.0070.0228.45
5.1.10.0030.0278.18
5.1.00.0050.0248.18
5.0.50.0040.0196.66
5.0.40.0020.0206.52
5.0.30.0050.0296.33
5.0.20.0080.0176.31
5.0.10.0030.0226.29
5.0.00.0050.0296.28
4.4.90.0020.0164.78
4.4.80.0010.0164.75
4.4.70.0030.0154.76
4.4.60.0040.0144.75
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0020.0164.75
4.4.20.0050.0134.84
4.4.10.0030.0154.85
4.4.00.0050.0224.76
4.3.110.0020.0164.67
4.3.100.0030.0144.66
4.3.90.0030.0194.64
4.3.80.0020.0244.58
4.3.70.0020.0154.63
4.3.60.0040.0134.62
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0010.0173.34
4.3.20.0020.0153.32
4.3.10.0030.0143.28
4.3.00.0030.01718.23

preferences:
46.45 ms | 400 KiB | 5 Q