3v4l.org

run code in 300+ PHP versions simultaneously
<?php $map = [ 'center' => 1, 'left' => 2, 'right' => 3 ]; $param = @$map[$align]; if (isset($param)) { print_r("true"); } else { print_r("false"); }

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)
8.3.60.0080.00818.43
8.3.50.0110.00621.89
8.3.40.0070.01018.70
8.3.30.0100.00319.04
8.3.20.0060.00320.30
8.3.10.0040.00421.83
8.3.00.0000.00719.38
8.2.180.0220.00018.70
8.2.170.0090.00622.96
8.2.160.0030.01022.08
8.2.150.0070.00024.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0080.00019.54
8.2.110.0050.00519.17
8.2.100.0080.00417.63
8.2.90.0030.00519.17
8.2.80.0080.00017.97
8.2.70.0000.00817.75
8.2.60.0000.00818.05
8.2.50.0030.00618.07
8.2.40.0040.00419.97
8.2.30.0000.00718.10
8.2.20.0000.00917.86
8.2.10.0000.00918.11
8.2.00.0000.00717.72
8.1.280.0140.00725.92
8.1.270.0080.00020.60
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00324.02
8.1.230.0120.00017.48
8.1.220.0050.00317.79
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0040.00417.11
8.1.180.0040.00418.10
8.1.170.0040.00420.35
8.1.160.0040.00422.05
8.1.150.0040.00418.88
8.1.140.0000.00717.29
8.1.130.0000.00817.74
8.1.120.0030.00717.54
8.1.110.0000.00717.45
8.1.100.0000.00717.45
8.1.90.0030.00317.35
8.1.80.0040.00417.37
8.1.70.0030.00317.43
8.1.60.0030.00517.56
8.1.50.0000.00817.57
8.1.40.0040.00417.50
8.1.30.0000.00817.66
8.1.20.0080.00017.69
8.1.10.0060.00317.52
8.1.00.0040.00417.52
8.0.300.0000.00718.77
8.0.290.0030.00716.75
8.0.280.0030.00318.43
8.0.270.0070.00017.12
8.0.260.0000.00617.29
8.0.250.0000.00716.93
8.0.240.0070.00017.00
8.0.230.0000.00817.02
8.0.220.0070.00016.86
8.0.210.0030.00316.88
8.0.200.0070.00317.00
8.0.190.0090.00016.97
8.0.180.0040.00417.00
8.0.170.0000.00816.99
8.0.160.0000.00717.04
8.0.150.0070.00016.81
8.0.140.0030.00316.80
8.0.130.0030.00313.36
8.0.120.0040.00416.89
8.0.110.0000.00716.96
8.0.100.0070.00016.84
8.0.90.0030.00516.81
8.0.80.0030.01616.82
8.0.70.0050.00216.82
8.0.60.0080.00016.78
8.0.50.0070.00017.01
8.0.30.0090.01217.08
8.0.20.0140.00517.40
8.0.10.0000.00717.11
8.0.00.0100.00716.97
7.4.330.0000.00515.07
7.4.320.0030.00316.57
7.4.300.0030.00316.54
7.4.290.0030.00516.51
7.4.280.0080.00016.48
7.4.270.0000.00716.43
7.4.260.0040.00416.53
7.4.250.0030.00316.36
7.4.240.0000.00716.57
7.4.230.0070.00016.67
7.4.220.0130.00616.64
7.4.210.0080.00616.50
7.4.200.0070.00016.70
7.4.160.0150.00016.43
7.4.150.0120.00617.40
7.4.140.0110.00617.86
7.4.130.0070.00916.48
7.4.120.0060.01316.56
7.4.110.0030.01616.48
7.4.100.0130.00716.51
7.4.90.0070.01016.53
7.4.80.0150.00519.39
7.4.70.0100.00716.53
7.4.60.0070.01016.48
7.4.50.0000.00816.46
7.4.40.0100.00616.41
7.4.30.0080.01116.44
7.4.00.0060.00914.82
7.3.330.0000.00513.08
7.3.320.0050.00813.06
7.3.310.0070.00016.22
7.3.300.0070.00016.30
7.3.290.0000.00716.09
7.3.280.0100.00616.24
7.3.270.0120.00917.40
7.3.260.0120.00316.50
7.3.250.0130.00916.28
7.3.240.0070.01116.33
7.3.230.0130.00316.39
7.3.210.0130.00316.41
7.3.200.0120.00919.39
7.3.190.0090.00616.27
7.3.180.0080.00816.45
7.3.170.0080.00816.27
7.3.160.0140.00316.44
7.3.10.0130.00316.49
7.3.00.0100.00316.06
7.2.330.0070.01116.34
7.2.320.0120.00916.30
7.2.310.0090.00916.71
7.2.300.0090.00916.27
7.2.290.0100.00616.44
7.2.130.0030.01016.46
7.2.120.0080.00416.20
7.2.110.0070.01016.43
7.2.100.0070.00716.26
7.2.90.0130.01316.75
7.2.80.0140.00616.52
7.2.70.0140.00816.55
7.2.60.0260.00016.63
7.2.50.0160.00316.43
7.2.40.0070.01016.34
7.2.30.0100.00716.30
7.2.20.0070.00716.29
7.2.10.0140.00916.52
7.2.00.0070.01017.81
7.1.250.0180.00015.43
7.1.100.0030.00918.18
7.1.70.0070.00417.16
7.1.60.0100.01419.46
7.1.50.0120.00916.80
7.1.00.0030.07722.55
7.0.200.0090.00614.71
7.0.140.0030.07021.95
7.0.60.0030.08319.91
7.0.50.0100.04717.63
7.0.40.0070.08020.20
7.0.30.0230.06320.17
7.0.20.0230.08720.13
7.0.10.0200.04320.04
7.0.00.0070.04320.20
5.6.280.0070.07020.91
5.6.210.0000.04320.66
5.6.200.0070.08018.18
5.6.190.0130.05020.77
5.6.180.0300.07320.36
5.6.170.0270.04320.39
5.6.160.0070.08020.40
5.6.150.0030.04318.13
5.6.140.0000.04318.18
5.6.130.0100.07718.12
5.6.120.0100.05721.04
5.6.110.0100.08321.03
5.6.100.0000.04721.04
5.6.90.0030.08721.13
5.6.80.0200.07020.40
5.6.70.0000.07720.36
5.5.350.0170.07020.29
5.5.340.0070.08017.97
5.5.330.0030.04020.19
5.5.320.0070.07320.41
5.5.310.0300.07320.20
5.5.300.0070.08717.89
5.5.290.0000.04318.00
5.5.280.0130.08320.76
5.5.270.0030.04020.79
5.5.260.0000.05020.75
5.5.250.0070.08020.71
5.5.240.0070.04020.36
5.4.450.3500.03719.21
5.4.440.3770.03719.40
5.4.430.3830.04019.23
5.4.420.3900.04719.54
5.4.410.3630.03719.26
5.4.400.3770.03719.10
5.4.390.3700.04318.80
5.4.380.3730.03719.22
5.4.370.3700.04319.06
5.4.360.3570.04019.16
5.4.350.3600.04319.25
5.4.340.3630.04018.88
5.4.320.3670.04019.16
5.4.310.3800.03019.25
5.4.300.3900.03719.05
5.4.290.3500.03719.11
5.4.280.3770.03719.06
5.4.270.2570.03318.93
5.4.260.2270.04019.09
5.4.250.2900.04019.15
5.4.240.2500.03019.10
5.4.230.3430.03718.80
5.4.220.2470.04019.07
5.4.210.3270.03318.91
5.4.200.3270.03718.78
5.4.190.3730.03319.08
5.4.180.3830.03719.15
5.4.170.3770.03318.87
5.4.160.3700.04319.14
5.4.150.3500.03718.89
5.4.140.3700.03716.27
5.4.130.3670.03716.39
5.4.120.3730.03716.45
5.4.110.3370.04016.39
5.4.100.3600.04016.46
5.4.90.3800.02716.45
5.4.80.0000.05316.20
5.4.70.4270.04016.32
5.4.60.4070.03716.36
5.4.50.3030.03716.20
5.4.40.3730.03716.42
5.4.30.3800.03016.04
5.4.20.3800.04316.16
5.4.10.3770.04016.38
5.4.00.3770.04015.75
5.3.290.3800.03714.50
5.3.280.2630.03714.55
5.3.270.3530.03714.69
5.3.260.3730.04014.55
5.3.250.3800.04314.43
5.3.240.3670.04014.54
5.3.230.3500.04014.45
5.3.220.3470.03314.41
5.3.210.2400.05014.51
5.3.200.3600.03314.63
5.3.190.0800.05014.55
5.3.180.0030.04014.52
5.3.170.0600.05014.44
5.3.160.4270.04014.51
5.3.150.3700.04314.43
5.3.140.3630.03014.64
5.3.130.3600.03014.39
5.3.120.3400.04314.49
5.3.110.3800.03314.40
5.3.100.3800.03713.87
5.3.90.3970.03713.86
5.3.80.4130.04713.81
5.3.70.4400.03714.11
5.3.60.4400.03313.84
5.3.50.3730.03713.82
5.3.40.0070.05713.82
5.3.30.3630.03014.00
5.3.20.3700.03713.54
5.3.10.2800.04013.50
5.3.00.3570.04013.49
5.2.170.0200.04011.03
5.2.160.0100.04711.23
5.2.150.0800.03311.05
5.2.140.2830.02711.05
5.2.130.3030.02710.94
5.2.120.3130.03010.94
5.2.110.3130.03011.11
5.2.100.3170.02311.15
5.2.90.3130.03011.15
5.2.80.3200.03011.14
5.2.70.2870.03311.03
5.2.60.3070.02711.05
5.2.50.3770.03011.10
5.2.40.3030.03010.85
5.2.30.2800.03010.83
5.2.20.2830.03310.85
5.2.10.2730.02710.89
5.2.00.2870.02710.73
5.1.60.2670.02710.36
5.1.50.2870.02710.36
5.1.40.2900.02310.36
5.1.30.2700.02710.36
5.1.20.2830.03310.36
5.1.10.2830.03010.36
5.1.00.2770.02310.36
5.0.50.1770.02010.36
5.0.40.1500.02010.36
5.0.30.1470.02710.36
5.0.20.1530.02010.36
5.0.10.1670.02010.36
5.0.00.1670.03310.36
4.4.90.1400.02010.36
4.4.80.1470.01310.36
4.4.70.1400.01310.36
4.4.60.1100.01310.36
4.4.50.1200.01310.36
4.4.40.1670.03010.36
4.4.30.1730.01310.36
4.4.20.1330.01710.36
4.4.10.1700.01010.36
4.4.00.1600.02310.36
4.3.110.1570.01710.36
4.3.100.1430.01710.36
4.3.90.1730.01710.36
4.3.80.1430.02310.36
4.3.70.1730.01710.36
4.3.60.1470.01710.36
4.3.50.0930.03010.36
4.3.40.1800.02310.36
4.3.30.0870.02310.36
4.3.20.0930.02310.36
4.3.10.0870.02010.36
4.3.00.0800.02010.36

preferences:
53.64 ms | 401 KiB | 5 Q