3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1 []= 'wello'; $var2 = 'woodbye wruel world'; var_dump(poor_mans_strcmp('a', 'z')); var_dump(poor_mans_strcmp($arr1, $var2)); var_dump(poor_mans_strcmp($arr1[0], $var2)); var_dump(poor_mans_strcmp($var2, $var2)); function poor_mans_strcmp($str1, $str2) { $result = 0; $str3 = 'a' . $str1; $str4 = 'a' . $str2; var_dump($str3, $str4); if ($str3 < $str4) { $result = 1; } if ($str3 > $str4) { $result = -1; } return $result; }

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)
8.3.40.0090.00618.83
8.3.30.0080.00519.07
8.3.20.0040.00420.16
8.3.10.0070.00023.61
8.3.00.0000.00819.38
8.2.170.0040.01122.96
8.2.160.0070.00720.43
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00421.01
8.2.110.0060.00320.47
8.2.100.0090.00318.14
8.2.90.0030.00519.22
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0040.00418.04
8.2.50.0060.00318.07
8.2.40.0000.00818.16
8.2.30.0030.00618.17
8.2.20.0040.00417.67
8.2.10.0000.00718.12
8.2.00.0040.00417.77
8.1.270.0040.00423.83
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0040.00422.13
8.1.230.0090.00319.01
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0070.00317.35
8.1.190.0060.00317.35
8.1.180.0040.00418.10
8.1.170.0060.00318.48
8.1.160.0030.00522.01
8.1.150.0000.00818.90
8.1.140.0040.00417.38
8.1.130.0000.00717.85
8.1.120.0040.00417.54
8.1.110.0080.00017.50
8.1.100.0000.00817.37
8.1.90.0030.00517.37
8.1.80.0000.00717.48
8.1.70.0000.00717.43
8.1.60.0080.00017.62
8.1.50.0050.00317.52
8.1.40.0000.00717.54
8.1.30.0000.00817.52
8.1.20.0000.00817.66
8.1.10.0000.00817.49
8.1.00.0080.00017.41
8.0.300.0050.00318.77
8.0.290.0040.00416.63
8.0.280.0030.00318.37
8.0.270.0070.00017.20
8.0.260.0000.00717.31
8.0.250.0070.00017.10
8.0.240.0030.00516.94
8.0.230.0000.00716.92
8.0.220.0000.00716.90
8.0.210.0000.01016.88
8.0.200.0060.00316.89
8.0.190.0030.00617.04
8.0.180.0040.00416.99
8.0.170.0030.00516.95
8.0.160.0040.00416.98
8.0.150.0040.00416.89
8.0.140.0050.00316.86
8.0.130.0050.00013.40
8.0.120.0040.00417.02
8.0.110.0040.00416.83
8.0.100.0000.00716.83
8.0.90.0000.00716.93
8.0.80.0150.00017.01
8.0.70.0000.00716.96
8.0.60.0000.00816.95
8.0.50.0000.00716.91
8.0.30.0050.01316.98
8.0.20.0110.01417.40
8.0.10.0030.00517.09
8.0.00.0110.00716.78
7.4.330.0000.00515.19
7.4.320.0030.00316.55
7.4.300.0000.00616.37
7.4.290.0080.00016.51
7.4.280.0050.00516.58
7.4.270.0000.00816.47
7.4.260.0000.00816.58
7.4.250.0000.00716.60
7.4.240.0020.00616.62
7.4.230.0040.00416.70
7.4.220.0040.01316.47
7.4.210.0030.01316.56
7.4.200.0000.00716.59
7.4.160.0080.01116.63
7.4.150.0040.02217.40
7.4.140.0080.00817.86
7.4.130.0110.00816.54
7.4.120.0100.00716.55
7.4.110.0100.00716.70
7.4.100.0050.01116.50
7.4.90.0090.00916.48
7.4.80.0190.00319.39
7.4.70.0140.00316.61
7.4.60.0150.00316.38
7.4.50.0040.00416.61
7.4.40.0070.01016.54
7.4.30.0140.00316.63
7.4.00.0000.01614.83
7.3.330.0030.00313.43
7.3.320.0030.00313.39
7.3.310.0070.00016.34
7.3.300.0030.00316.41
7.3.290.0030.01016.45
7.3.280.0070.00916.46
7.3.270.0090.00917.40
7.3.260.0110.00716.53
7.3.250.0100.01116.51
7.3.240.0030.01316.66
7.3.230.0090.01216.46
7.3.210.0130.00416.34
7.3.200.0070.01019.39
7.3.190.0060.01616.63
7.3.180.0060.01016.63
7.3.170.0210.00016.43
7.3.160.0060.00916.64
7.3.10.0070.00716.45
7.3.00.0100.00316.66
7.2.330.0090.00916.32
7.2.320.0040.01216.73
7.2.310.0130.00916.63
7.2.300.0030.01316.38
7.2.290.0090.00916.54
7.2.130.0030.01216.90
7.2.120.0030.01016.81
7.2.110.0080.00416.79
7.2.100.0110.00416.70
7.2.90.0090.00616.79
7.2.80.0040.00916.87
7.2.70.0090.00616.82
7.2.60.0060.00616.89
7.2.50.0070.00717.14
7.2.40.0060.00917.11
7.2.30.0090.00617.08
7.2.20.0090.00616.74
7.2.10.0100.00616.66
7.2.00.0070.00718.14
7.1.250.0040.00815.79
7.1.200.0000.01315.90
7.1.100.0190.00417.86
7.1.70.0030.00517.23
7.1.60.0130.01319.46
7.1.50.0040.00716.84
7.1.00.0000.07322.31
7.0.200.0000.01116.77
7.0.140.0030.06721.97
7.0.60.0100.08019.85
7.0.50.0000.04317.86
7.0.40.0070.04720.30
7.0.30.0400.06720.10
7.0.20.0200.03720.10
7.0.10.0130.07720.20
7.0.00.0070.06020.29
5.6.280.0000.07720.79
5.6.210.0000.08720.47
5.6.200.0070.08718.20
5.6.190.0070.05720.67
5.6.180.0270.08020.64
5.6.170.0200.05720.56
5.6.160.0030.04320.39
5.6.150.0130.06718.29
5.6.140.0100.06318.14
5.6.130.0130.04318.28
5.6.120.0030.04021.13
5.6.110.0100.07721.12
5.6.100.0100.06720.91
5.6.90.0030.07320.88
5.6.80.0100.08020.51
5.6.70.1170.03720.48
5.5.350.0200.07720.44
5.5.340.0030.06018.02
5.5.330.0170.03720.21
5.5.320.0070.05020.27
5.5.310.0270.06320.24
5.5.300.0070.06318.08
5.5.290.0130.03017.97
5.5.280.0170.07020.79
5.5.270.0100.08020.79
5.5.260.0070.08020.89
5.5.250.0070.08320.47
5.5.240.0170.07020.12
5.4.450.0170.04019.28
5.4.440.0570.03319.32
5.4.430.0100.03319.41
5.4.420.0170.04019.16
5.4.410.0100.03719.51
5.4.400.0070.04019.13
5.4.390.0330.05019.13
5.4.380.0300.06018.74
5.4.370.0430.04018.50
5.4.360.0230.05318.70
5.4.350.0400.05018.72
5.4.340.0570.07318.62
5.4.320.0090.03512.51
5.4.310.0090.03512.50
5.4.300.0060.03712.51
5.4.290.0070.03712.50
5.4.280.0060.03612.40
5.4.270.0020.04412.39
5.4.260.0070.03612.40
5.4.250.0080.03712.39
5.4.240.0060.04012.40
5.4.230.0110.03312.39
5.4.220.0080.03912.39
5.4.210.0080.03712.39
5.4.200.0090.04312.39
5.4.190.0070.03612.39
5.4.180.0070.03612.39
5.4.170.0060.03712.39
5.4.160.0120.03612.39
5.4.150.0060.03612.39
5.4.140.0050.03812.07
5.4.130.0100.03312.06
5.4.120.0070.03712.02
5.4.110.0080.03312.01
5.4.100.0050.03612.02
5.4.90.0050.03812.02
5.4.80.0050.03812.01
5.4.70.0060.03812.00
5.4.60.0050.03612.01
5.4.50.0040.03712.00
5.4.40.0080.03312.00
5.4.30.0080.03411.99
5.4.20.0080.03911.99
5.4.10.0080.03812.00
5.4.00.0070.03711.48
5.3.290.0070.03912.80
5.3.280.0100.03812.71
5.3.270.0100.05412.73
5.3.260.0070.04312.72
5.3.250.0050.03912.72
5.3.240.0100.05012.72
5.3.230.0130.04612.71
5.3.220.0080.03912.68
5.3.210.0130.05212.68
5.3.200.0080.03612.68
5.3.190.0060.04512.68
5.3.180.0050.04312.68
5.3.170.0070.05112.67
5.3.160.0090.03612.68
5.3.150.0050.03912.68
5.3.140.0090.03412.66
5.3.130.0050.04112.66
5.3.120.0090.03612.66
5.3.110.0070.03712.66
5.3.100.0090.04712.12
5.3.90.0050.03712.10
5.3.80.0090.03912.09
5.3.70.0030.04312.09
5.3.60.0040.04912.07
5.3.50.0070.04212.02
5.3.40.0080.03812.02
5.3.30.0040.03711.98
5.3.20.0060.03811.77
5.3.10.0100.03511.73
5.3.00.0050.04611.71
5.2.170.0070.0389.22
5.2.160.0050.0309.21
5.2.150.0070.0299.22
5.2.140.0040.0319.22
5.2.130.0050.0289.18
5.2.120.0070.0269.17
5.2.110.0050.0299.18
5.2.100.0040.0309.18
5.2.90.0010.0339.18
5.2.80.0040.0319.18
5.2.70.0080.0299.17
5.2.60.0060.0359.13
5.2.50.0040.0329.09
5.2.40.0070.0279.07
5.2.30.0060.0299.05
5.2.20.0070.0389.04
5.2.10.0090.0348.94
5.2.00.0030.0328.81
5.1.60.0080.0218.09
5.1.50.0050.0298.08
5.1.40.0050.0258.07
5.1.30.0070.0248.42
5.1.20.0070.0288.44
5.1.10.0140.0308.16
5.1.00.0040.0278.16
5.0.50.0040.0206.64
5.0.40.0040.0256.50
5.0.30.0060.0386.32
5.0.20.0040.0196.28
5.0.10.0060.0176.26
5.0.00.0050.0296.25
4.4.90.0010.0174.78
4.4.80.0010.0164.75
4.4.70.0010.0174.76
4.4.60.0030.0144.75
4.4.50.0040.0154.77
4.4.40.0030.0274.71
4.4.30.0010.0164.75
4.4.20.0040.0144.84
4.4.10.0020.0164.84
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0050.0134.67
4.3.90.0010.0164.63
4.3.80.0060.0234.58
4.3.70.0020.0184.63
4.3.60.0020.0184.63
4.3.50.0030.0154.62
4.3.40.0030.0264.54
4.3.30.0030.0173.31
4.3.20.0040.0153.29
4.3.10.0010.0173.25
4.3.00.0030.01718.23

preferences:
47.84 ms | 400 KiB | 5 Q