3v4l.org

run code in 300+ PHP versions simultaneously
<?php function makePalindrome($word){ $result = 0; $chars = str_split($word); foreach($chars as $index => $char){ $ascii = ord($char); if(!(($ascii>=97 && $index==0) || ($ascii<=122 && $index == count($chars)))){ $result+=$ascii-97+1; } } return $result; } $test='abcde'; echo makePalindrome($test);

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)
8.3.60.0110.00718.55
8.3.50.0070.01121.98
8.3.40.0090.00618.80
8.3.30.0070.00719.22
8.3.20.0040.00420.21
8.3.10.0060.00321.90
8.3.00.0090.00019.15
8.2.180.0100.01018.43
8.2.170.0090.00618.79
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0100.00018.04
8.2.110.0040.00421.18
8.2.100.0060.00617.82
8.2.90.0080.00017.63
8.2.80.0000.00917.97
8.2.70.0080.00017.93
8.2.60.0000.00818.22
8.2.50.0040.00418.10
8.2.40.0030.00521.23
8.2.30.0040.00419.31
8.2.20.0000.00717.79
8.2.10.0000.00718.13
8.2.00.0000.00717.79
8.1.280.0150.00025.92
8.1.270.0030.00618.95
8.1.260.0060.00326.35
8.1.250.0020.00528.09
8.1.240.0060.00317.70
8.1.230.0070.00420.73
8.1.220.0080.00017.78
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0030.00517.00
8.1.180.0030.00618.10
8.1.170.0040.00418.37
8.1.160.0040.00418.86
8.1.150.0040.00418.84
8.1.140.0040.00417.43
8.1.130.0000.00717.82
8.1.120.0030.00617.35
8.1.110.0070.00017.41
8.1.100.0000.00717.34
8.1.90.0000.00817.51
8.1.80.0000.00717.46
8.1.70.0030.00317.53
8.1.60.0060.00317.59
8.1.50.0000.00717.51
8.1.40.0060.00317.39
8.1.30.0040.00417.68
8.1.20.0050.00317.56
8.1.10.0000.00717.36
8.1.00.0040.00417.48
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.45
8.0.270.0030.00317.16
8.0.260.0030.00317.24
8.0.250.0060.00016.89
8.0.240.0000.00616.82
8.0.230.0030.00316.81
8.0.220.0070.00016.79
8.0.210.0000.00816.89
8.0.200.0060.00016.90
8.0.190.0000.00816.98
8.0.180.0000.00716.81
8.0.170.0050.00316.89
8.0.160.0000.00816.95
8.0.150.0000.00716.84
8.0.140.0080.00016.87
8.0.130.0000.00713.24
8.0.120.0030.00616.82
8.0.110.0000.00816.78
8.0.100.0040.00416.78
8.0.90.0040.00416.95
8.0.80.0070.00716.90
8.0.70.0070.00016.67
8.0.60.0030.00616.86
8.0.50.0070.00016.93
8.0.30.0090.01117.13
8.0.20.0130.00617.41
8.0.10.0030.00616.82
8.0.00.0110.00616.88
7.4.330.0000.00615.03
7.4.320.0060.00016.57
7.4.300.0040.00416.49
7.4.290.0000.00716.60
7.4.280.0000.00716.38
7.4.270.0000.00816.66
7.4.260.0030.00316.39
7.4.250.0000.00716.46
7.4.240.0020.00616.54
7.4.230.0070.00016.61
7.4.220.0060.01216.59
7.4.210.0080.01016.54
7.4.200.0000.00716.57
7.4.160.0060.01016.37
7.4.150.0100.00717.40
7.4.140.0120.00717.86
7.4.130.0110.00616.60
7.4.120.0080.00916.49
7.4.110.0090.00916.39
7.4.100.0090.00916.50
7.4.90.0100.00616.68
7.4.80.0060.01516.49
7.4.70.0130.00316.43
7.4.60.0060.00916.38
7.4.50.0000.00816.21
7.4.40.0070.01016.63
7.4.30.0100.00716.52
7.4.00.0030.01314.88
7.3.330.0050.00213.07
7.3.320.0000.00513.30
7.3.310.0060.00016.16
7.3.300.0000.00716.12
7.3.290.0000.00716.30
7.3.280.0050.01116.29
7.3.270.0070.01017.40
7.3.260.0090.00916.49
7.3.250.0090.00916.44
7.3.240.0130.00716.46
7.3.230.0060.01216.39
7.3.210.0080.01116.34
7.3.200.0060.01319.39
7.3.190.0000.01516.28
7.3.180.0040.01216.58
7.3.170.0120.00316.38
7.3.160.0100.00516.40
7.3.120.0050.01414.79
7.3.110.0060.01014.50
7.3.100.0070.00714.87
7.3.90.0020.01314.85
7.3.80.0060.00814.81
7.3.70.0080.00814.91
7.3.60.0100.00514.88
7.3.50.0020.01314.82
7.3.40.0050.01214.82
7.3.30.0050.00714.69
7.3.20.0020.01316.49
7.3.10.0070.00716.64
7.3.00.0070.00816.60
7.2.330.0030.01616.56
7.2.320.0100.00716.55
7.2.310.0040.01516.42
7.2.300.0030.01316.74
7.2.290.0120.00916.46
7.2.240.0110.00815.06
7.2.230.0040.01415.04
7.2.220.0070.00714.98
7.2.210.0080.00814.97
7.2.200.0030.01015.06
7.2.190.0050.00815.04
7.2.180.0080.00715.02
7.2.170.0090.00914.96
7.2.160.0040.00915.02
7.2.150.0060.00816.93
7.2.140.0060.00816.94
7.2.130.0020.01016.84
7.2.120.0080.00816.79
7.2.110.0020.01116.83
7.2.100.0070.00716.92
7.2.90.0030.01016.88
7.2.80.0070.00416.88
7.2.70.0060.00516.98
7.2.60.0050.01016.96
7.2.50.0080.00516.95
7.2.40.0070.00817.02
7.2.30.0030.01016.96
7.2.20.0050.00616.98
7.2.10.0030.01016.86
7.2.00.0070.00517.83
7.1.330.0090.00815.89
7.1.320.0040.00615.80
7.1.310.0020.01015.70
7.1.300.0040.00415.77
7.1.290.0070.00815.99
7.1.280.0050.00716.01
7.1.270.0070.00615.79
7.1.260.0010.01115.70
7.1.250.0070.00315.73
7.1.200.0090.00315.61
7.1.100.0100.01018.18
7.1.70.0030.01017.25
7.1.60.0140.01019.57
7.1.50.0100.01417.01
7.1.00.0170.06322.57
7.0.200.0000.00716.78
7.0.140.0030.04321.93
7.0.60.0070.06720.06
7.0.50.0030.07017.95
7.0.40.0100.08320.11
7.0.30.0330.06320.28
7.0.20.0270.05320.09
7.0.10.0000.04720.23
7.0.00.0030.08720.03
5.6.280.0030.07320.82
5.6.210.0070.07320.45
5.6.200.0070.05318.14
5.6.190.0100.07720.68
5.6.180.0170.06020.48
5.6.170.0300.06020.53
5.6.160.0070.06720.48
5.6.150.0100.08018.21
5.6.140.0030.08318.17
5.6.130.0070.07318.16
5.6.120.0070.07020.97
5.6.110.0100.08321.03
5.6.100.0030.07321.06
5.6.90.0130.06321.00
5.6.80.0000.05320.54
5.5.350.0400.06320.32
5.5.340.0000.07317.95
5.5.330.0130.08020.27
5.5.320.0030.04020.34
5.5.310.0230.07720.24
5.5.300.0030.04317.92
5.5.290.0070.08018.03
5.5.280.0030.05320.77
5.5.270.0070.05320.86
5.5.260.0070.08720.76
5.5.250.0100.04320.78
5.5.240.0030.05020.26
5.4.450.0730.05019.47
5.4.440.1030.05719.38
5.4.430.1000.05719.69
5.4.420.0830.04719.44
5.4.410.1000.06019.31
5.4.400.0730.05718.86
5.4.390.1230.05319.14
5.4.380.0270.06018.78
5.4.370.0300.06718.57
5.4.360.0370.05018.71
5.4.350.0300.05718.84
5.4.340.0400.04718.51
5.4.320.0370.05018.61
5.4.310.0170.06018.69
5.4.300.0330.05718.74
5.4.290.0270.05718.49
5.4.280.0270.05318.59
5.4.270.0300.05318.79
5.4.260.0270.05718.57
5.4.250.0370.05018.71
5.4.240.0370.05018.57
5.4.230.0230.05718.43
5.4.220.0300.05318.52
5.4.210.0470.03718.60
5.4.200.0330.04316.55
5.4.190.0300.05018.77
5.4.180.0470.04018.47
5.4.170.0270.05718.70
5.4.160.0300.05018.46
5.4.150.0300.05718.48
5.4.140.0330.04716.32
5.4.130.0230.05016.38
5.4.120.0330.04716.29
5.4.110.0400.04316.41
5.4.100.0200.06016.32
5.4.90.0270.05316.41
5.4.80.0370.04316.29
5.4.70.0230.05316.26
5.4.60.0300.05016.17
5.4.50.0300.04316.39
5.4.40.0200.05716.26
5.4.30.0300.04316.21
5.4.20.0230.05716.29
5.4.10.0270.05316.25
5.4.00.0300.04315.71
5.3.290.0330.05014.68
5.3.280.0300.05314.61
5.3.270.0270.05714.79
5.3.260.0370.05714.63
5.3.250.0230.05314.65
5.3.240.0300.04714.66
5.3.230.0300.05314.76
5.3.220.0270.05314.57
5.3.210.0300.05014.59
5.3.200.0170.06014.55
5.3.190.0230.05314.66
5.3.180.0300.06714.54
5.3.170.0230.05314.60
5.3.160.0400.06714.58
5.3.150.0370.05014.75
5.3.140.0400.07014.61
5.3.130.0400.07014.54
5.3.120.0230.06014.68
5.3.110.0230.06314.75
5.3.100.0270.05714.08
5.3.90.0330.04714.13
5.3.80.0370.04314.01
5.3.70.0400.04014.13
5.3.60.0430.04314.05
5.3.50.0430.06314.00
5.3.40.0330.05014.16
5.3.30.0400.04713.92
5.3.20.0170.06713.69
5.3.10.0500.05713.68
5.3.00.0370.04013.63
5.2.170.0270.04011.14
5.2.160.0230.04011.14
5.2.150.0200.04711.26
5.2.140.0430.05011.19
5.2.130.0170.04711.12
5.2.120.0330.04711.22
5.2.110.0230.04011.14
5.2.100.0270.05711.20
5.2.90.0170.05011.23
5.2.80.0170.05311.21
5.2.70.0230.04311.30
5.2.60.0230.04311.25
5.2.50.0330.04011.24
5.2.40.0230.03711.02
5.2.30.0300.04011.09
5.2.20.0230.04711.06
5.2.10.0200.04310.93
5.2.00.0270.04010.82
5.1.60.0230.03010.01
5.1.50.0370.02310.03
5.1.40.0230.03010.04
5.1.30.0200.05010.37
5.1.20.0300.04010.55
5.1.10.0170.04010.10
5.1.00.0170.03710.10
5.0.50.0030.0378.62
5.0.40.0100.0308.40
5.0.30.0100.0438.24
5.0.20.0100.0278.22
5.0.10.0130.0238.20
5.0.00.0070.0478.27
4.4.90.0070.0276.91
4.4.80.0030.0276.91
4.4.70.0070.0206.91
4.4.60.0070.0276.91
4.4.50.0030.0236.91
4.4.40.0030.0376.91
4.4.30.0100.0176.91
4.4.20.0070.0206.91
4.4.10.0000.0276.91
4.4.00.0170.0306.91
4.3.110.0130.0206.91
4.3.100.0100.0206.91
4.3.90.0200.0106.91
4.3.80.0170.0276.91
4.3.70.0100.0206.91
4.3.60.0130.0176.91
4.3.50.0070.0236.91
4.3.40.0100.0306.91
4.3.30.0070.0236.91
4.3.20.0030.0276.91
4.3.10.0030.0276.91
4.3.00.0100.03015.15

preferences:
57.03 ms | 401 KiB | 5 Q