3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string="M"; $strig=""; $strg=""; $stg=""; $last=array($strig,$strg,$string,$stg); echo Implode($last,""); switch($last) { case 'k': case 'K': echo "k"; break; case 'm': case 'M': echo "k"; break; default: echo "o"; } ?>

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)
8.3.60.0180.00416.47
8.3.50.0120.00922.05
8.3.40.0140.00018.84
8.3.30.0140.00019.09
8.3.20.0040.00420.19
8.3.10.0080.00023.66
8.3.00.0000.00820.94
8.2.180.0150.00316.75
8.2.170.0130.00722.96
8.2.160.0110.00420.35
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0080.00626.16
8.2.120.0040.00420.79
8.2.110.0060.00322.31
8.2.100.0040.00820.52
8.2.90.0020.00519.03
8.2.80.0030.00517.97
8.2.70.0030.00917.75
8.2.60.0060.00317.93
8.2.50.0060.00618.07
8.2.40.0000.00718.16
8.2.30.0040.00418.25
8.2.20.0040.00417.80
8.2.10.0040.00418.12
8.2.00.0040.00417.80
8.1.280.0040.01125.92
8.1.270.0040.00422.06
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00923.79
8.1.230.0070.00319.23
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00418.64
8.1.160.0040.00421.96
8.1.150.0040.00418.68
8.1.140.0040.00417.49
8.1.130.0000.00717.93
8.1.120.0000.00717.45
8.1.110.0050.00217.40
8.1.100.0000.00717.43
8.1.90.0030.00517.51
8.1.80.0050.00217.31
8.1.70.0030.00317.40
8.1.60.0000.00817.60
8.1.50.0000.00917.53
8.1.40.0000.00717.37
8.1.30.0030.00617.69
8.1.20.0030.00617.67
8.1.10.0030.00617.60
8.1.00.0000.00717.35
8.0.300.0000.00718.77
8.0.290.0050.00216.88
8.0.280.0000.00718.33
8.0.270.0040.00417.31
8.0.260.0030.00317.23
8.0.250.0080.00017.00
8.0.240.0000.00716.91
8.0.230.0070.00017.01
8.0.220.0000.00616.96
8.0.210.0080.00016.88
8.0.200.0070.00016.93
8.0.190.0040.00417.06
8.0.180.0040.00416.88
8.0.170.0030.00616.93
8.0.160.0040.00416.88
8.0.150.0070.00016.89
8.0.140.0070.00016.91
8.0.130.0000.00513.37
8.0.120.0040.00416.82
8.0.110.0040.00416.98
8.0.100.0050.00217.00
8.0.90.0040.00416.75
8.0.80.0090.00616.98
8.0.70.0000.00716.89
8.0.60.0000.00716.99
8.0.50.0070.00016.91
8.0.30.0080.01217.15
8.0.20.0100.00917.40
8.0.10.0040.00416.97
8.0.00.0090.00816.99
7.4.330.0030.00315.14
7.4.320.0030.00316.60
7.4.300.0030.00316.53
7.4.290.0030.00316.63
7.4.280.0000.00816.64
7.4.270.0030.00316.51
7.4.260.0070.00316.58
7.4.250.0070.00016.49
7.4.240.0020.00516.54
7.4.230.0030.00316.62
7.4.220.0140.00316.70
7.4.210.0040.01116.40
7.4.200.0000.00716.53
7.4.160.0110.01116.39
7.4.150.0090.00917.40
7.4.140.0090.01017.86
7.4.130.0110.00816.58
7.4.120.0100.00716.53
7.4.110.0110.00716.71
7.4.100.0060.01216.48
7.4.90.0080.00816.37
7.4.80.0100.01419.39
7.4.70.0110.00516.74
7.4.60.0080.01316.56
7.4.50.0000.00416.23
7.4.40.0110.00716.54
7.4.30.0000.01416.65
7.4.00.0030.01015.00
7.3.330.0030.00313.11
7.3.320.0050.00012.90
7.3.310.0060.00016.15
7.3.300.0030.00316.18
7.3.290.0040.01116.27
7.3.280.0070.01116.21
7.3.270.0070.01017.40
7.3.260.0160.00616.29
7.3.250.0070.01016.32
7.3.240.0160.00316.28
7.3.230.0060.01216.39
7.3.210.0090.00916.57
7.3.200.0150.00719.39
7.3.190.0120.00916.50
7.3.180.0120.00616.37
7.3.170.0140.00416.27
7.3.160.0030.01616.42
7.3.120.0080.00814.57
7.2.330.0030.01416.64
7.2.320.0070.01016.82
7.2.310.0100.01016.74
7.2.300.0120.00416.50
7.2.290.0120.00616.64
7.2.00.0100.01419.51
7.1.100.0030.00918.27
7.1.70.0040.00417.13
7.1.60.0100.01319.70
7.1.50.0200.01316.84
7.1.00.0070.07022.28
7.0.200.0070.00016.97
7.0.140.0000.07021.92
7.0.80.0300.07719.88
7.0.70.0130.04320.15
7.0.60.0300.06319.93
7.0.50.0400.04020.31
7.0.40.0070.04020.12
7.0.30.0130.06320.08
7.0.20.0070.06020.01
7.0.10.0100.03720.10
7.0.00.0030.04320.10
5.6.280.0130.06320.81
5.6.230.0070.04020.50
5.6.220.0030.04320.64
5.6.210.0030.04020.75
5.6.200.0070.04321.04
5.6.190.0000.04721.10
5.6.180.0030.07320.92
5.6.170.0100.04321.05
5.6.160.0070.04321.00
5.6.150.0000.06020.93
5.6.140.0070.05720.98
5.6.130.0100.04320.95
5.6.120.0000.04021.05
5.6.110.0070.06321.12
5.6.100.0000.05321.00
5.6.90.0030.04321.00
5.6.80.0070.05720.40
5.6.70.0130.04720.39
5.6.60.0070.04020.48
5.6.50.0070.03720.34
5.6.40.0100.03320.41
5.6.30.0070.07320.34
5.6.20.0130.02720.39
5.6.10.0000.06020.46
5.6.00.0030.03320.37
5.5.370.0070.03720.36
5.5.360.0100.04020.42
5.5.350.0030.04320.42
5.5.340.0030.04320.93
5.5.330.0000.04320.78
5.5.320.0100.04020.75
5.5.310.0100.04020.87
5.5.300.0030.03320.91
5.5.290.0100.04020.72
5.5.280.0130.05320.86
5.5.270.0070.04720.79
5.5.260.0030.04320.61
5.5.250.0000.03720.60
5.5.240.0100.07020.12
5.5.230.0070.03720.21
5.5.220.0030.07720.13
5.5.210.0100.03320.15
5.5.200.0070.05020.12
5.5.190.0070.03020.26
5.5.180.0000.03720.14
5.5.160.0030.04020.10
5.5.150.0000.04020.13
5.5.140.0070.06020.23
5.5.130.0070.08020.11
5.5.120.0070.08020.25
5.5.110.0100.07020.16
5.5.100.0070.04720.13
5.5.90.0070.04720.15
5.5.80.0130.03720.12
5.5.70.0100.08020.15
5.5.60.0030.04320.00
5.5.50.0070.03720.03
5.5.40.0030.07720.07
5.5.30.0170.06720.05
5.5.20.0200.06719.95
5.5.10.0200.03320.03
5.5.00.0130.07319.99
5.4.450.0100.03019.38
5.4.440.0070.03719.45
5.4.430.0070.05719.43
5.4.420.0030.04319.27
5.4.410.0000.03719.32
5.4.400.0070.03319.10
5.4.390.0070.03719.10
5.4.380.0070.03718.90
5.4.370.0070.05718.78
5.4.360.0030.04018.78
5.4.350.0000.04019.03
5.4.340.0100.06719.03
5.4.320.0000.04318.95
5.4.310.0070.03319.05
5.4.300.0030.08318.98
5.4.290.0030.07719.11
5.4.280.0100.07719.13
5.4.270.0100.05718.90
5.4.260.0030.06018.95
5.4.250.0070.06018.78
5.4.240.0000.07719.16
5.4.230.0030.06019.24
5.4.220.0000.07718.80
5.4.210.0070.08019.04
5.4.200.0030.08019.07
5.4.190.0070.07319.03
5.4.180.0030.04319.04
5.4.170.0030.08718.91
5.4.160.0070.05318.76
5.4.150.0070.08318.82
5.4.140.0030.07016.24
5.4.130.0170.06716.33
5.4.120.0030.06016.11
5.4.110.0070.06316.42
5.4.100.0170.06316.16
5.4.90.0070.07316.30
5.4.80.0030.05016.24
5.4.70.0030.08016.22
5.4.60.0070.07016.40
5.4.50.0070.07316.39
5.4.40.0100.06016.43
5.4.30.0100.03016.35
5.4.20.0100.07016.28
5.4.10.0070.06716.22
5.4.00.0000.08015.72
5.3.290.0030.03714.52
5.3.280.0070.05014.45
5.3.270.0000.08014.46
5.3.260.0200.06714.47
5.3.250.0070.08014.55
5.3.240.0070.05314.56
5.3.230.0100.07014.57
5.3.220.0000.07714.38
5.3.210.0100.07014.54
5.3.200.0030.05314.57
5.3.190.0070.07714.57
5.3.180.0070.07314.50
5.3.170.0070.07014.55
5.3.160.0070.06714.47
5.3.150.0070.07314.55
5.3.140.0170.06314.53
5.3.130.0170.06714.45
5.3.120.0130.07314.40
5.3.110.0100.07314.52
5.3.100.0130.05314.03
5.3.90.0000.05313.93
5.3.80.0200.06314.00
5.3.70.0100.06313.87
5.3.60.0070.07714.00
5.3.50.0070.04713.90
5.3.40.0100.06713.95
5.3.30.0070.07013.81
5.3.20.0070.06713.56
5.3.10.0130.06713.65
5.3.00.0070.05013.61
5.2.170.0130.05711.70
5.2.160.0070.05011.70
5.2.150.0030.06011.70
5.2.140.0070.06311.70
5.2.130.0070.06011.70
5.2.120.0030.06711.70
5.2.110.0070.06011.70
5.2.100.0000.06311.70
5.2.90.0030.06311.70
5.2.80.0070.05311.70
5.2.70.0030.04311.70
5.2.60.0100.06011.70
5.2.50.0100.06011.70
5.2.40.0030.04711.70
5.2.30.0030.06311.70
5.2.20.0000.06311.70
5.2.10.0000.06011.70
5.2.00.0100.05311.70
5.1.60.0030.05311.70
5.1.50.0030.03311.70
5.1.40.0030.03011.70
5.1.30.0070.04011.70
5.1.20.0030.04311.70
5.1.10.0000.06011.70
5.1.00.0070.05011.70
5.0.50.0030.04311.70
5.0.40.0070.04011.70
5.0.30.0100.05311.70
5.0.20.0030.04311.70
5.0.10.0030.04011.70
5.0.00.0000.07011.70
4.4.90.0030.03711.70
4.4.80.0070.03311.70
4.4.70.0070.03011.70
4.4.60.0030.02711.70
4.4.50.0100.03011.70
4.4.40.0030.04711.70
4.4.30.0000.01711.70
4.4.20.0100.02711.70
4.4.10.0030.03011.70
4.4.00.0070.05011.70
4.3.110.0030.03311.70
4.3.100.0030.03311.70
4.3.90.0070.03011.70
4.3.80.0000.05311.70
4.3.70.0000.03311.70
4.3.60.0000.03311.70
4.3.50.0070.03011.70
4.3.40.0000.04011.70
4.3.30.0030.03311.70
4.3.20.0000.03711.70
4.3.10.0000.04011.70
4.3.00.0000.02711.70

preferences:
39.81 ms | 401 KiB | 5 Q