3v4l.org

run code in 300+ PHP versions simultaneously
<?php $map = [ 'center' => 1, 'left' => 2, 'right' => 3 ]; if (array_key_exists($map, $align) && isset($map[$align])) { 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)
8.3.60.0070.01316.75
8.3.50.0140.00522.05
8.3.40.0130.00718.88
8.3.30.0090.00618.94
8.3.20.0070.00020.18
8.3.10.0080.00021.79
8.3.00.0070.00419.38
8.2.180.0130.01018.66
8.2.170.0030.01222.96
8.2.160.0100.00722.17
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0090.00626.16
8.2.120.0040.00419.42
8.2.110.0100.00019.12
8.2.100.0120.00017.63
8.2.90.0060.00319.09
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0030.00517.91
8.2.50.0040.00418.07
8.2.40.0040.00419.90
8.2.30.0050.00218.11
8.2.20.0040.00417.79
8.2.10.0040.00418.11
8.2.00.0080.00017.65
8.1.280.0190.00325.92
8.1.270.0030.00620.73
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0040.00817.48
8.1.220.0030.00617.78
8.1.210.0030.00618.77
8.1.200.0070.00317.36
8.1.190.0000.00717.23
8.1.180.0000.00718.10
8.1.170.0040.00420.44
8.1.160.0070.00021.95
8.1.150.0040.00418.86
8.1.140.0000.00717.38
8.1.130.0040.00417.82
8.1.120.0000.01017.30
8.1.110.0000.00817.34
8.1.100.0040.00417.26
8.1.90.0040.00417.40
8.1.80.0000.00717.34
8.1.70.0000.00717.39
8.1.60.0080.00017.46
8.1.50.0060.00317.42
8.1.40.0040.00417.56
8.1.30.0030.00517.69
8.1.20.0000.00817.61
8.1.10.0000.00717.51
8.1.00.0060.00317.37
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.33
8.0.270.0030.00317.09
8.0.260.0030.00317.16
8.0.250.0000.00716.97
8.0.240.0000.00816.97
8.0.230.0030.00316.85
8.0.220.0070.00016.88
8.0.210.0050.00316.92
8.0.200.0030.00616.82
8.0.190.0060.00317.01
8.0.180.0000.00716.91
8.0.170.0030.00516.99
8.0.160.0080.00016.85
8.0.150.0040.00416.82
8.0.140.0000.00716.73
8.0.130.0000.00613.22
8.0.120.0080.00016.85
8.0.110.0000.00716.79
8.0.100.0040.00416.86
8.0.90.0030.00516.85
8.0.80.0040.01116.89
8.0.70.0000.00816.84
8.0.60.0040.00416.76
8.0.50.0040.00416.82
8.0.30.0060.01216.95
8.0.20.0120.01817.40
8.0.10.0040.00417.07
8.0.00.0110.00816.81
7.4.330.0030.00315.09
7.4.320.0060.00016.60
7.4.300.0060.00016.60
7.4.290.0000.00816.60
7.4.280.0050.00316.48
7.4.270.0030.00416.57
7.4.260.0030.00313.22
7.4.250.0000.00816.37
7.4.240.0020.00516.48
7.4.230.0030.00316.66
7.4.220.0110.00716.66
7.4.210.0140.00616.59
7.4.200.0000.00716.48
7.4.160.0100.00716.71
7.4.150.0100.01417.40
7.4.140.0090.00817.86
7.4.130.0040.01316.57
7.4.120.0090.00816.58
7.4.110.0160.00716.39
7.4.100.0140.00316.54
7.4.90.0130.00416.61
7.4.80.0060.01519.39
7.4.70.0100.00716.36
7.4.60.0100.00716.56
7.4.50.0000.00616.61
7.4.40.0060.01016.47
7.4.30.0090.00916.56
7.4.00.0100.00614.75
7.3.330.0050.00013.12
7.3.320.0100.00313.11
7.3.310.0030.00316.30
7.3.300.0080.00016.11
7.3.290.0060.01316.16
7.3.280.0120.00616.21
7.3.270.0090.00917.40
7.3.260.0160.00316.42
7.3.250.0120.00716.31
7.3.240.0070.01416.34
7.3.230.0100.01316.39
7.3.210.0120.00616.23
7.3.200.0090.00919.39
7.3.190.0100.00616.33
7.3.180.0090.00616.23
7.3.170.0130.00316.36
7.3.160.0080.00816.31
7.2.330.0080.00816.42
7.2.320.0090.00916.42
7.2.310.0090.00616.47
7.2.300.0080.00816.55
7.2.290.0100.00616.61
7.2.60.0070.00716.66
7.1.200.0040.01115.56
7.1.100.0110.00818.14
7.1.70.0000.00817.06
7.1.60.0090.01519.46
7.1.50.0060.01616.79
7.1.00.0070.07322.40
7.0.200.0000.00816.80
7.0.140.0070.06022.17
7.0.60.0070.08019.86
7.0.50.0070.08717.66
7.0.40.0030.04720.06
7.0.30.0270.05020.04
7.0.20.0330.04020.33
7.0.10.0070.08320.11
7.0.00.0030.04320.01
5.6.280.0030.07321.13
5.6.210.0200.06320.75
5.6.200.0070.04018.18
5.6.190.0130.08720.35
5.6.180.0200.04320.77
5.6.170.0270.07720.51
5.6.160.0070.06720.41
5.6.150.0030.08318.18
5.6.140.0100.07018.16
5.6.130.0070.06018.17
5.6.120.0100.08021.00
5.6.110.0030.06320.99
5.6.100.0030.08320.98
5.6.90.0170.06320.95
5.6.80.0230.06320.39
5.6.70.0100.08320.38
5.5.350.0200.05720.41
5.5.340.0130.07318.02
5.5.330.0100.04720.19
5.5.320.0370.07020.30
5.5.310.0300.07720.31
5.5.300.0130.07017.91
5.5.290.0070.03718.02
5.5.280.0100.08020.89
5.5.270.0070.04720.75
5.5.260.0130.08020.80
5.5.250.0070.08320.65
5.5.240.0270.08020.07
5.4.450.0800.06019.54
5.4.440.0730.08019.53
5.4.430.0970.07719.58
5.4.420.0470.06019.27
5.4.410.1100.04719.14
5.4.400.0270.04318.50
5.4.390.0230.04718.43
5.4.380.0230.05318.72
5.4.370.0200.05318.57
5.4.360.0230.06018.45
5.4.350.0170.05718.72
5.4.340.0230.04718.67
5.4.320.0200.05018.62
5.4.310.0270.05018.45
5.4.300.0130.06718.45
5.4.290.0300.05318.59
5.4.280.0200.07318.64
5.4.270.0230.04718.70
5.4.260.0170.05318.50
5.4.250.0230.05018.64
5.4.240.0200.06018.71
5.4.230.0230.05318.46
5.4.220.0230.05718.75
5.4.210.0130.06018.44
5.4.200.0170.05716.60
5.4.190.0130.05318.63
5.4.180.0300.05018.68
5.4.170.0270.06718.63
5.4.160.0170.05318.49
5.4.150.0200.04718.55
5.4.140.0230.05716.16
5.4.130.0300.04316.03
5.4.120.0200.05016.26
5.4.110.0170.05016.09
5.4.100.0200.04716.04
5.4.90.0270.04716.24
5.4.80.0200.05016.13
5.4.70.0130.05316.20
5.4.60.0130.05016.27
5.4.50.0170.04716.01
5.4.40.0130.06316.12
5.4.30.0230.04016.13
5.4.20.0400.04316.27
5.4.10.0270.06016.17
5.4.00.0230.06315.68
5.3.290.0230.07014.65
5.3.280.0130.05314.67
5.3.270.0200.05014.68
5.3.260.0130.05714.65
5.3.250.0270.05014.58
5.3.240.0130.06014.66
5.3.230.0130.06314.60
5.3.220.0200.05014.57
5.3.210.0130.05714.55
5.3.200.0170.05014.62
5.3.190.0200.05014.62
5.3.180.0230.04714.64
5.3.170.0130.05314.51
5.3.160.0200.05314.57
5.3.150.0170.05714.57
5.3.140.0300.06014.55
5.3.130.0070.06314.51
5.3.120.0170.06014.58
5.3.110.0270.05014.52
5.3.100.0230.04314.00
5.3.90.0130.05314.13
5.3.80.0100.06013.98
5.3.70.0100.06014.00
5.3.60.0170.05713.95
5.3.50.0200.04713.89
5.3.40.0200.04714.04
5.3.30.0130.05713.98
5.3.20.0200.05313.68
5.3.10.0170.04713.73
5.3.00.0130.05013.61
5.2.170.0100.04711.18
5.2.160.0100.04311.20
5.2.150.0100.04711.11
5.2.140.0200.04711.18
5.2.130.0130.04711.13
5.2.120.0270.02711.08
5.2.110.0170.05011.14
5.2.100.0170.05011.08
5.2.90.0130.05711.07
5.2.80.0170.03711.25
5.2.70.0130.04011.16
5.2.60.0270.04011.05
5.2.50.0070.06311.17
5.2.40.0200.04711.04
5.2.30.0170.05311.00
5.2.20.0070.06010.95
5.2.10.0230.04010.95
5.2.00.0200.04710.75
5.1.60.0200.04010.02
5.1.50.0200.04010.01
5.1.40.0170.0339.96
5.1.30.0170.03010.35
5.1.20.0170.03010.37
5.1.10.0130.03310.16
5.1.00.0100.03710.09
5.0.50.0030.0338.61
5.0.40.0130.0208.45
5.0.30.0070.0438.32
5.0.20.0070.0278.22
5.0.10.0030.0338.19
5.0.00.0000.0508.34
4.4.90.0100.0205.91
4.4.80.0170.0235.87
4.4.70.0100.0235.82
4.4.60.0070.0235.88
4.4.50.0030.0275.88
4.4.40.0070.0375.89
4.4.30.0100.0205.85
4.4.20.0030.0235.98
4.4.10.0130.0175.96
4.4.00.0100.0375.97
4.3.110.0100.0205.80
4.3.100.0200.0305.84
4.3.90.0030.0335.89
4.3.80.0070.0405.82
4.3.70.0070.0275.78
4.3.60.0030.0305.85
4.3.50.0100.0235.93
4.3.40.0070.0335.79
4.3.30.0030.0234.58
4.3.20.0030.0304.57
4.3.10.0030.0234.51
4.3.00.0130.0208.77

preferences:
33.7 ms | 401 KiB | 5 Q