3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1 []= 'wello'; $var2 = 'woodbye wruel world'; var_dump(poor_mans_strcmp($arr1, $var2)); var_dump(poor_mans_strcmp($var2, $var2)); function poor_mans_strcmp($str1, $str2) { $result = 0; $str3 = 'a' . $str1; $str4 = 'a' . $str2; if ($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)
8.3.60.0090.00618.56
8.3.50.0100.00522.84
8.3.40.0110.00418.68
8.3.30.0070.00719.04
8.3.20.0080.00020.20
8.3.10.0040.00423.61
8.3.00.0030.00519.51
8.2.180.0070.00716.50
8.2.170.0140.00722.96
8.2.160.0070.01120.35
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0060.00321.15
8.2.110.0060.00321.98
8.2.100.0080.00318.04
8.2.90.0060.00318.22
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0030.00518.22
8.2.40.0070.00020.61
8.2.30.0020.00519.39
8.2.20.0030.00617.75
8.2.10.0000.00718.09
8.2.00.0050.00317.75
8.1.280.0090.00925.92
8.1.270.0080.00023.86
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00623.88
8.1.230.0040.00720.96
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0000.00917.35
8.1.190.0030.00617.51
8.1.180.0030.00618.10
8.1.170.0030.00518.53
8.1.160.0040.00418.82
8.1.150.0070.00018.81
8.1.140.0030.00617.38
8.1.130.0000.00717.88
8.1.120.0000.00717.32
8.1.110.0080.00017.35
8.1.100.0100.00017.48
8.1.90.0030.00317.37
8.1.80.0000.00717.49
8.1.70.0070.00017.45
8.1.60.0050.00317.54
8.1.50.0040.00417.54
8.1.40.0040.00417.48
8.1.30.0030.00517.54
8.1.20.0000.00817.68
8.1.10.0040.00417.51
8.1.00.0040.00417.40
8.0.300.0050.00321.94
8.0.290.0040.00416.75
8.0.280.0000.00718.52
8.0.270.0000.00817.23
8.0.260.0060.00017.14
8.0.250.0000.00717.06
8.0.240.0040.00417.07
8.0.230.0030.00317.04
8.0.220.0040.00316.91
8.0.210.0030.00317.00
8.0.200.0030.00316.88
8.0.190.0040.00416.92
8.0.180.0070.00017.00
8.0.170.0070.00017.02
8.0.160.0060.00316.91
8.0.150.0070.00016.89
8.0.140.0060.00316.96
8.0.130.0000.00513.30
8.0.120.0050.00316.94
8.0.110.0000.00716.96
8.0.100.0030.00516.84
8.0.90.0000.00716.93
8.0.80.0090.01216.98
8.0.70.0000.00816.86
8.0.60.0070.00016.84
8.0.50.0000.00716.99
8.0.30.0120.00617.07
8.0.20.0100.01017.40
8.0.10.0040.00417.08
8.0.00.0100.01016.89
7.4.330.0020.00215.02
7.4.320.0000.00616.44
7.4.300.0060.00016.50
7.4.290.0030.00316.52
7.4.280.0000.00916.42
7.4.270.0000.00716.60
7.4.260.0000.00716.61
7.4.250.0030.00516.62
7.4.240.0000.00716.66
7.4.230.0050.00216.50
7.4.220.0150.00316.50
7.4.210.0110.00416.46
7.4.200.0040.00416.71
7.4.160.0060.00916.43
7.4.150.0090.00917.40
7.4.140.0150.00617.86
7.4.130.0130.00316.47
7.4.120.0090.00916.67
7.4.110.0100.00616.57
7.4.100.0030.01316.38
7.4.90.0100.01316.28
7.4.80.0180.00019.39
7.4.70.0000.01616.75
7.4.60.0070.01016.34
7.4.50.0000.00416.23
7.4.40.0110.01116.34
7.4.30.0100.00716.47
7.4.00.0070.01115.12
7.3.330.0060.00013.16
7.3.320.0000.00613.22
7.3.310.0070.00016.34
7.3.300.0030.00316.30
7.3.290.0100.00716.29
7.3.280.0100.00916.39
7.3.270.0170.00817.40
7.3.260.0110.00716.44
7.3.250.0070.01016.36
7.3.240.0160.00016.47
7.3.230.0130.00916.50
7.3.210.0090.01216.49
7.3.200.0100.00719.39
7.3.190.0140.00316.55
7.3.180.0080.00816.38
7.3.170.0100.00616.56
7.3.160.0040.01116.39
7.3.120.0070.01314.94
7.3.110.0040.01514.77
7.3.100.0060.01214.67
7.3.90.0100.00714.97
7.3.80.0100.00315.05
7.3.70.0100.00914.86
7.3.60.0090.00614.91
7.3.50.0030.00614.63
7.3.40.0090.00914.89
7.3.30.0000.01314.75
7.3.20.0000.01616.82
7.3.10.0070.00716.48
7.3.00.0000.01216.64
7.2.330.0100.00716.64
7.2.320.0120.00416.69
7.2.310.0090.00916.78
7.2.300.0160.00316.63
7.2.290.0140.00416.35
7.2.250.0130.00714.84
7.2.240.0040.01414.86
7.2.230.0000.01214.59
7.2.220.0090.00614.83
7.2.210.0100.01014.70
7.2.200.0100.01015.02
7.2.190.0070.01115.02
7.2.180.0030.01314.88
7.2.170.0060.00915.06
7.2.00.0030.01219.48
7.1.330.0060.00915.77
7.1.320.0120.00315.96
7.1.310.0040.01115.89
7.1.300.0090.00615.68
7.1.290.0000.01415.82
7.1.280.0110.00715.99
7.1.270.0070.01015.82
7.1.260.0040.01115.79
7.1.100.0240.00318.05
7.1.70.0000.00817.35
7.1.60.0100.01319.46
7.1.50.0070.00717.02
7.1.00.0030.07722.43
7.0.200.0030.00616.70
7.0.140.0030.07021.90
7.0.60.0100.07719.93
7.0.50.0070.07017.73
7.0.40.0100.05020.29
7.0.30.0270.08020.16
7.0.20.0270.07720.09
7.0.10.0070.08320.19
7.0.00.0000.09020.18
5.6.280.0100.06320.78
5.6.210.0070.08020.48
5.6.200.0100.08318.19
5.6.190.0030.04320.57
5.6.180.0130.05020.50
5.6.170.0400.05720.48
5.6.160.0070.06320.39
5.6.150.0070.05318.15
5.6.140.0130.04718.18
5.6.130.0000.05318.16
5.6.120.0070.05321.12
5.6.110.0070.06321.03
5.6.100.0000.09020.89
5.6.90.0100.07720.97
5.6.80.0070.05320.39
5.6.70.1600.03020.53
5.5.350.0070.04320.47
5.5.340.0100.07317.95
5.5.330.0030.04320.31
5.5.320.0230.05720.33
5.5.310.0070.05020.42
5.5.300.0030.06717.99
5.5.290.0030.09018.07
5.5.280.0100.04020.87
5.5.270.0100.04320.79
5.5.260.0070.03720.80
5.5.250.0100.08720.66
5.5.240.0130.08020.16
5.4.450.0170.04719.52
5.4.440.0200.04019.51
5.4.430.0130.03719.52
5.4.420.0400.03319.51
5.4.410.0470.05319.29
5.4.400.0730.04019.00
5.4.390.0300.04719.15
5.4.380.0270.05318.59
5.4.370.0400.04318.77
5.4.360.0400.05018.75
5.4.350.0500.06718.78
5.4.340.0400.04018.83
5.4.320.0050.04112.51
5.4.310.0090.04412.50
5.4.300.0020.04112.50
5.4.290.0050.03912.50
5.4.280.0020.03912.40
5.4.270.0020.04012.40
5.4.260.0070.03712.39
5.4.250.0050.04412.40
5.4.240.0060.04012.40
5.4.230.0040.04012.39
5.4.220.0040.03812.39
5.4.210.0050.03612.39
5.4.200.0040.03912.39
5.4.190.0060.03712.39
5.4.180.0060.03612.39
5.4.170.0030.03912.39
5.4.160.0070.03512.39
5.4.150.0020.04012.39
5.4.140.0040.03912.07
5.4.130.0050.04212.06
5.4.120.0060.03512.02
5.4.110.0070.03512.02
5.4.100.0070.03312.02
5.4.90.0090.03312.02
5.4.80.0020.04012.02
5.4.70.0020.03812.00
5.4.60.0080.03312.01
5.4.50.0030.03712.01
5.4.40.0040.03512.00
5.4.30.0020.03912.00
5.4.20.0050.03511.99
5.4.10.0040.03611.99
5.4.00.0050.03711.48
5.3.290.0050.04112.80
5.3.280.0050.04012.71
5.3.270.0090.03512.73
5.3.260.0040.04412.72
5.3.250.0080.03512.72
5.3.240.0070.03712.72
5.3.230.0060.03712.71
5.3.220.0070.03612.68
5.3.210.0040.04012.68
5.3.200.0060.03612.68
5.3.190.0060.03712.68
5.3.180.0060.05112.67
5.3.170.0070.03912.67
5.3.160.0030.04012.67
5.3.150.0080.04612.67
5.3.140.0080.05012.66
5.3.130.0070.03912.66
5.3.120.0100.05012.66
5.3.110.0060.05412.65
5.3.100.0220.03412.11
5.3.90.0080.04012.10
5.3.80.0070.03512.09
5.3.70.0140.02912.09
5.3.60.0140.03012.07
5.3.50.0090.03412.03
5.3.40.0070.03612.02
5.3.30.0070.03511.98
5.3.20.0090.03511.77
5.3.10.0090.03611.72
5.3.00.0030.04111.71
5.2.170.0070.0289.22
5.2.160.0040.0309.22
5.2.150.0090.0379.22
5.2.140.0080.0359.22
5.2.130.0030.0309.18
5.2.120.0060.0269.18
5.2.110.0040.0299.18
5.2.100.0050.0289.18
5.2.90.0050.0289.18
5.2.80.0030.0329.17
5.2.70.0040.0319.17
5.2.60.0020.0319.12
5.2.50.0030.0329.09
5.2.40.0040.0309.07
5.2.30.0070.0369.05
5.2.20.0060.0359.04
5.2.10.0040.0288.95
5.2.00.0050.0288.80
5.1.60.0030.0258.09
5.1.50.0030.0268.08
5.1.40.0020.0298.06
5.1.30.0070.0248.41
5.1.20.0050.0258.44
5.1.10.0050.0258.16
5.1.00.0040.0258.16
5.0.50.0030.0216.64
5.0.40.0050.0176.50
5.0.30.0030.0326.31
5.0.20.0020.0216.27
5.0.10.0030.0206.25
5.0.00.0040.0306.25
4.4.90.0030.0154.78
4.4.80.0010.0174.75
4.4.70.0020.0164.75
4.4.60.0020.0164.75
4.4.50.0050.0134.77
4.4.40.0020.0304.71
4.4.30.0040.0144.76
4.4.20.0010.0174.84
4.4.10.0020.0164.84
4.4.00.0050.0224.76
4.3.110.0020.0164.67
4.3.100.0100.0144.67
4.3.90.0020.0154.63
4.3.80.0090.0254.59
4.3.70.0020.0154.63
4.3.60.0090.0154.63
4.3.50.0040.0144.62
4.3.40.0020.0274.54
4.3.30.0030.0203.31
4.3.20.0000.0193.29
4.3.10.0030.0183.25
4.3.00.0000.02018.23

preferences:
40.39 ms | 401 KiB | 5 Q