3v4l.org

run code in 300+ PHP versions simultaneously
<?php function what_do_i_return($i) { switch($i) { case 'k': return 'k'; case 0: return '0'; default: return 'default'; } } print what_do_i_return(0); ?>

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)
8.3.60.0140.00716.50
8.3.50.0140.00521.91
8.3.40.0000.01518.85
8.3.30.0110.00418.69
8.3.20.0060.01320.17
8.3.10.0080.01123.57
8.3.00.0030.00620.69
8.2.180.0180.00316.32
8.2.170.0070.00722.96
8.2.160.0080.00522.09
8.2.150.0120.00324.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0070.00722.38
8.2.110.0070.00421.12
8.2.100.0080.00417.72
8.2.90.0040.00419.28
8.2.80.0050.00317.97
8.2.70.0000.01017.80
8.2.60.0060.00317.89
8.2.50.0030.00518.10
8.2.40.0000.00720.78
8.2.30.0030.00618.00
8.2.20.0040.00417.64
8.2.10.0040.00419.45
8.2.00.0000.00717.55
8.1.280.0180.00025.92
8.1.270.0080.00023.80
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.01121.12
8.1.230.0110.00018.92
8.1.220.0000.00917.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0050.00318.40
8.1.160.0040.00422.12
8.1.150.0070.00018.56
8.1.140.0040.00417.38
8.1.130.0000.00617.66
8.1.120.0000.00717.30
8.1.110.0000.00717.43
8.1.100.0040.00417.37
8.1.90.0030.00317.40
8.1.80.0000.00717.31
8.1.70.0030.00317.25
8.1.60.0000.00817.46
8.1.50.0040.00417.41
8.1.40.0040.00417.44
8.1.30.0040.00417.46
8.1.20.0080.00017.41
8.1.10.0040.00417.34
8.1.00.0040.00417.40
8.0.300.0090.00018.77
8.0.290.0030.00616.59
8.0.280.0000.00718.37
8.0.270.0040.00417.09
8.0.260.0030.00316.74
8.0.250.0000.00716.79
8.0.240.0030.00316.92
8.0.230.0000.00616.88
8.0.220.0030.00316.71
8.0.210.0070.00016.81
8.0.200.0030.00316.92
8.0.190.0000.00916.80
8.0.180.0070.00016.74
8.0.170.0050.00316.88
8.0.160.0080.00016.70
8.0.150.0000.00716.77
8.0.140.0040.00416.71
8.0.130.0060.00013.22
8.0.120.0040.00416.79
8.0.110.0000.00716.85
8.0.100.0040.00416.87
8.0.90.0040.00416.72
8.0.80.0060.00916.78
8.0.70.0040.00416.84
8.0.60.0050.00316.71
8.0.50.0000.00716.68
8.0.30.0060.01216.91
8.0.20.0100.01017.40
8.0.10.0000.00816.81
8.0.00.0040.01316.62
7.4.330.0030.00315.08
7.4.320.0030.00316.57
7.4.300.0000.00616.44
7.4.290.0090.00016.37
7.4.280.0030.00316.41
7.4.270.0040.00416.46
7.4.260.0040.00416.43
7.4.250.0000.00716.32
7.4.240.0040.00416.41
7.4.230.0070.00016.46
7.4.220.0060.01216.41
7.4.210.0090.00816.54
7.4.200.0000.00816.27
7.4.190.0000.00716.67
7.4.160.0060.01016.24
7.4.150.0110.00717.40
7.4.140.0130.01017.86
7.4.130.0140.00516.41
7.4.120.0090.01216.65
7.4.110.0030.01316.35
7.4.100.0040.01716.24
7.4.90.0040.01416.34
7.4.80.0130.00316.55
7.4.70.0140.00416.52
7.4.60.0060.01116.59
7.4.50.0000.00416.48
7.4.40.0070.01122.77
7.4.30.0090.00616.54
7.4.00.0090.00615.04
7.3.330.0020.00213.16
7.3.320.0000.00513.32
7.3.310.0030.00316.37
7.3.300.0030.00316.30
7.3.290.0070.00716.28
7.3.280.0090.01016.28
7.3.270.0100.00717.40
7.3.260.0040.01316.38
7.3.250.0160.00316.46
7.3.240.0090.01316.58
7.3.230.0100.00616.41
7.3.210.0120.00616.42
7.3.200.0140.00919.39
7.3.190.0100.00716.29
7.3.180.0070.01416.53
7.3.170.0070.01416.38
7.3.160.0070.01016.30
7.3.120.0140.00314.96
7.2.330.0060.01316.69
7.2.320.0070.01516.68
7.2.310.0090.00916.62
7.2.300.0090.00916.46
7.2.290.0060.00916.27
7.2.00.0210.00619.27
7.1.100.0060.00617.86
7.1.70.0060.01016.91
7.1.60.0090.01819.29
7.1.50.0030.02016.71
7.1.00.0000.08022.45
7.0.200.0030.00716.72
7.0.140.0070.07021.95
7.0.60.0200.06719.93
7.0.50.0070.08017.85
7.0.40.0030.05320.04
7.0.30.0200.04020.34
7.0.20.0230.06020.16
7.0.10.0430.06320.09
7.0.00.0100.08020.25
5.6.280.0070.07021.02
5.6.210.0100.06320.48
5.6.200.0030.08318.18
5.6.190.0100.04020.63
5.6.180.4130.04320.38
5.6.170.0270.03020.54
5.6.160.0130.04720.50
5.6.150.0000.09018.18
5.6.140.0100.07018.18
5.6.130.0030.05318.11
5.6.120.0070.08720.98
5.6.110.0170.07020.99
5.6.100.0070.07721.01
5.6.90.0130.04720.98
5.6.80.0070.06320.44
5.6.70.0230.03720.36
5.5.350.0230.07020.38
5.5.340.0030.06717.96
5.5.330.0030.04320.57
5.5.320.0170.08720.25
5.5.310.0370.07720.20
5.5.300.0100.05017.97
5.5.290.0070.07718.01
5.5.280.0070.05020.85
5.5.270.0130.04020.87
5.5.260.0070.03720.84
5.5.250.0030.05320.69
5.5.240.0030.06720.15
5.4.450.0200.07019.53
5.4.440.0230.07019.39
5.4.430.0100.04319.40
5.4.420.0170.05319.35
5.4.410.0270.06019.36
5.4.400.0330.06319.09
5.4.390.0200.04719.24
5.4.380.0300.05319.25
5.4.370.0200.07319.23
5.4.360.0200.07319.16
5.4.350.0200.07019.13
5.4.340.0170.08018.87
5.4.320.0270.07019.20
5.4.310.0230.07319.14
5.4.300.0230.07319.22
5.4.290.0170.04019.06
5.4.280.0270.07319.22
5.4.270.0200.07019.15
5.4.260.0130.08019.14
5.4.250.0230.04719.21
5.4.240.0200.06019.30
5.4.230.0200.06719.14
5.4.220.0170.05719.08
5.4.210.0200.04319.09
5.4.200.0230.07719.21
5.4.190.0330.06719.20
5.4.180.0170.08019.08
5.4.170.0170.07319.19
5.4.160.0330.06019.20
5.4.150.0230.07319.22
5.4.140.0130.04016.52
5.4.130.0130.08016.35
5.4.120.0270.05716.41
5.4.110.0230.05716.36
5.4.100.0300.05316.59
5.4.90.0230.06716.46
5.4.80.0170.07016.54
5.4.70.0230.06016.18
5.4.60.0230.06716.25
5.4.50.0200.04716.51
5.4.40.0200.03716.25
5.4.30.0170.05316.55
5.4.20.0370.04716.16
5.4.10.0130.07316.32
5.4.00.0100.08015.94
5.3.290.0200.07714.64
5.3.280.0130.06314.49
5.3.270.0170.04314.82
5.3.260.0200.03714.68
5.3.250.0230.06014.64
5.3.240.0200.05314.57
5.3.230.0270.06014.61
5.3.220.0270.06314.48
5.3.210.0230.07714.47
5.3.200.0170.08014.54
5.3.190.0200.05714.79
5.3.180.0270.06314.72
5.3.170.0200.06314.53
5.3.160.0200.08014.78
5.3.150.0230.06714.58
5.3.140.0230.06314.63
5.3.130.0200.06714.47
5.3.120.0130.05314.52
5.3.110.0230.05014.62
5.3.100.0200.07314.11
5.3.90.0200.07314.07
5.3.80.0230.06013.98
5.3.70.0200.07313.99
5.3.60.0200.06714.09
5.3.50.0130.05714.16
5.3.40.0270.06013.87
5.3.30.0200.04313.98
5.3.20.0270.06713.84
5.3.10.0170.06313.66
5.3.00.0330.06313.54
5.2.170.0100.05012.04
5.2.160.0130.05312.04
5.2.150.0200.06012.04
5.2.140.0130.06312.04
5.2.130.0170.05312.04
5.2.120.0170.05312.04
5.2.110.0130.04712.04
5.2.100.0200.06012.04
5.2.90.0230.06012.04
5.2.80.0230.05012.04
5.2.70.0200.05712.04
5.2.60.0300.04312.04
5.2.50.0130.04012.04
5.2.40.0130.06012.04
5.2.30.0170.04712.04
5.2.20.0170.04312.04
5.2.10.0130.04012.04
5.2.00.0170.06012.04
5.1.60.0130.04712.04
5.1.50.0100.02712.04
5.1.40.0170.04712.04
5.1.30.0130.05312.04
5.1.20.0130.05312.04
5.1.10.0200.04312.04
5.1.00.0130.03312.04
5.0.50.0070.05012.04
5.0.40.0030.04012.04
5.0.30.0030.06012.04
5.0.20.0130.03712.04
5.0.10.0100.02012.04
5.0.00.0100.05712.04
4.4.90.0070.03712.04
4.4.80.0070.01712.04
4.4.70.0070.02012.04
4.4.60.0100.02712.04
4.4.50.0130.02012.04
4.4.40.0070.04712.04
4.4.30.0070.03312.04
4.4.20.0000.03712.04
4.4.10.0070.03712.04
4.4.00.0070.05312.04
4.3.110.0200.02012.04
4.3.100.0130.02012.04
4.3.90.0070.03312.04
4.3.80.0100.04012.04
4.3.70.0100.02312.04
4.3.60.0070.03312.04
4.3.50.0100.02712.04
4.3.40.0030.05312.04
4.3.30.0030.03712.04
4.3.20.0030.03712.04
4.3.10.0070.02712.04
4.3.00.0030.03712.04

preferences:
45.18 ms | 401 KiB | 5 Q