3v4l.org

run code in 300+ PHP versions simultaneously
<?php $options = array('blah' => 'bla'); $color = isset($options['color']) ?: ''; echo $color2; $color2 = isset($options['color']) ? $options['color'] : ''; echo $color2; $options['color'] = 'blue'; $color = isset($options['color']) ?: ''; echo $color2; $color2 = isset($options['color']) ? $options['color'] : ''; echo $color2; echo 'done';

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)
8.3.60.0160.00618.40
8.3.50.0110.01021.95
8.3.40.0100.00718.70
8.3.30.0040.01119.21
8.3.20.0040.01120.07
8.3.10.0030.00523.56
8.3.00.0080.00020.81
8.2.180.0120.00316.63
8.2.170.0110.00322.96
8.2.160.0100.00320.33
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00020.91
8.2.110.0000.00822.21
8.2.100.0100.00717.84
8.2.90.0040.00419.23
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0040.00418.02
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0030.00318.37
8.2.20.0030.00517.68
8.2.10.0040.00418.12
8.2.00.0040.00417.78
8.1.280.0120.00925.92
8.1.270.0080.00023.65
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.91
8.1.230.0070.00419.16
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0040.00418.71
8.1.160.0000.00822.02
8.1.150.0000.00718.63
8.1.140.0000.00817.41
8.1.130.0000.00617.73
8.1.120.0000.00717.49
8.1.110.0040.00417.48
8.1.100.0040.00417.47
8.1.90.0030.00317.36
8.1.80.0000.00717.45
8.1.70.0000.00717.45
8.1.60.0000.00717.56
8.1.50.0030.00617.42
8.1.40.0070.00017.50
8.1.30.0000.00817.65
8.1.20.0000.00817.63
8.1.10.0070.00017.54
8.1.00.0070.00817.37
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0070.00018.37
8.0.270.0030.00317.25
8.0.260.0030.00317.19
8.0.250.0000.00717.04
8.0.240.0070.00017.06
8.0.230.0080.00017.08
8.0.220.0030.00316.93
8.0.210.0000.00616.83
8.0.200.0030.00317.01
8.0.190.0000.00717.08
8.0.180.0000.00716.80
8.0.170.0000.00816.95
8.0.160.0030.00317.06
8.0.150.0070.00016.86
8.0.140.0050.00316.93
8.0.130.0030.00313.42
8.0.120.0000.00716.93
8.0.110.0000.00716.98
8.0.100.0040.00416.82
8.0.90.0050.00316.82
8.0.80.0140.00916.89
8.0.70.0040.00416.99
8.0.60.0030.00316.97
8.0.50.0000.00716.78
8.0.30.0120.00917.22
8.0.20.0100.00817.40
8.0.10.0030.00517.03
8.0.00.0070.01016.73
7.4.330.0020.00215.15
7.4.320.0030.00316.43
7.4.300.0060.00016.51
7.4.290.0070.00016.59
7.4.280.0000.00816.63
7.4.270.0000.00716.65
7.4.260.0000.00716.49
7.4.250.0040.00416.56
7.4.240.0020.00516.52
7.4.230.0030.00516.53
7.4.220.0030.01316.59
7.4.210.0110.00716.47
7.4.200.0030.00316.53
7.4.160.0090.00616.63
7.4.150.0100.00717.40
7.4.140.0110.00617.86
7.4.130.0090.00916.51
7.4.120.0050.01116.46
7.4.110.0000.01716.64
7.4.100.0110.00616.43
7.4.90.0130.00316.34
7.4.80.0150.00719.39
7.4.70.0090.00916.65
7.4.60.0100.00816.61
7.4.50.0090.00016.65
7.4.40.0080.00816.55
7.4.30.0070.00916.65
7.4.00.0030.01415.08
7.3.330.0050.00013.05
7.3.320.0020.00213.18
7.3.310.0000.00716.31
7.3.300.0000.00716.34
7.3.290.0120.00316.35
7.3.280.0070.00916.39
7.3.270.0140.00417.40
7.3.260.0030.01316.34
7.3.250.0130.00416.56
7.3.240.0120.00916.47
7.3.230.0100.01016.57
7.3.210.0090.00916.49
7.3.200.0120.00419.39
7.3.190.0120.00916.48
7.3.180.0090.00616.27
7.3.170.0070.01416.57
7.3.160.0140.00716.44
7.3.120.0030.01015.06
7.2.330.0160.00616.71
7.2.320.0410.01916.44
7.2.310.0130.01016.63
7.2.300.0130.00316.85
7.2.290.0030.01316.25
7.2.60.0030.01016.89
7.2.00.0000.00919.40
7.1.200.0040.00715.97
7.1.100.0000.01117.88
7.1.70.0000.00717.17
7.1.60.0090.01519.70
7.1.50.0100.01316.84
7.1.00.0000.08022.40
7.0.200.0030.00316.94
7.0.140.0070.07022.09
7.0.120.0030.05021.92
7.0.110.0000.05022.08
7.0.100.0030.07022.10
7.0.90.0070.04322.09
7.0.80.0070.03722.14
7.0.70.0030.07021.90
7.0.60.0000.05322.02
7.0.50.0070.07022.11
7.0.40.0000.05319.92
7.0.30.0030.05720.10
7.0.20.0030.07019.99
7.0.10.0070.03720.02
7.0.00.0070.04720.05
5.6.280.0030.07320.86
5.6.270.0070.06321.07
5.6.260.0030.04021.07
5.6.250.0030.05720.83
5.6.240.0070.05720.98
5.6.230.0000.04320.97
5.6.220.0030.04720.75
5.6.210.0070.06720.88
5.6.200.0000.04320.69
5.6.190.0030.06320.77
5.6.180.0030.05020.77
5.6.170.0030.03721.00
5.6.160.0000.04320.74
5.6.150.0070.08320.76
5.6.140.0000.05020.69
5.6.130.0030.03720.70
5.6.120.0000.04320.79
5.6.110.0030.05320.98
5.6.100.0030.07020.87
5.6.90.0070.03720.67
5.6.80.0000.06720.25
5.6.70.0030.04020.29
5.6.60.0030.06020.34
5.6.50.0070.04020.38
5.6.40.0100.07320.37
5.6.30.0100.06720.38
5.6.20.0000.09320.30
5.6.10.0130.07020.33
5.6.00.0030.06020.29
5.5.380.0030.04317.44
5.5.370.0030.06017.52
5.5.360.0030.06317.60
5.5.350.0070.03317.65
5.5.340.0000.07317.87
5.5.330.0000.04018.16
5.5.320.0070.03718.01
5.5.310.0030.05718.02
5.5.300.0030.04317.79
5.5.290.0030.04018.02
5.5.280.0030.06318.10
5.5.270.0000.04317.84
5.5.260.0070.07318.09
5.5.250.0030.06317.98
5.5.240.0000.07017.55
5.5.230.0000.04017.22
5.5.220.0030.07317.51
5.5.210.0070.03317.27
5.5.200.0070.07017.16
5.5.190.0030.03717.45
5.5.180.0070.06017.20
5.5.160.0030.06717.45
5.5.150.0000.04017.51
5.5.140.0000.07717.51
5.5.130.0070.03017.36
5.5.120.0030.07717.11
5.5.110.0030.03717.46
5.5.100.0030.06317.50
5.5.90.0030.04017.09
5.5.80.0030.07017.26
5.5.70.0030.03717.11
5.5.60.0000.04017.09
5.5.50.0000.07717.25
5.5.40.0070.08017.37
5.5.30.0000.06317.10
5.5.20.0030.03317.09
5.5.10.0000.04017.25
5.5.00.0070.07717.48
5.4.450.0030.04319.26
5.4.440.0100.03719.35
5.4.430.0070.04019.22
5.4.420.0030.06019.37
5.4.410.0070.04019.27
5.4.400.0000.04018.90
5.4.390.0000.04019.20
5.4.380.0000.05018.96
5.4.370.0000.04019.08
5.4.360.0030.03718.85
5.4.350.0000.04018.88
5.4.340.0070.07018.96
5.4.320.0100.05719.07
5.4.310.0070.07018.98
5.4.300.0030.07719.02
5.4.290.0000.07318.90
5.4.280.0000.04019.06
5.4.270.0030.06718.87
5.4.260.0070.04318.99
5.4.250.0030.06318.92
5.4.240.0100.04318.89
5.4.230.0070.06319.09
5.4.220.0070.06019.02
5.4.210.0070.06318.89
5.4.200.0070.06318.89
5.4.190.0000.07019.11
5.4.180.0030.06719.13
5.4.170.0030.07019.06
5.4.160.0070.07719.00
5.4.150.0070.04718.86
5.4.140.0030.03316.44
5.4.130.0030.06316.11
5.4.120.0000.07716.31
5.4.110.0000.07016.35
5.4.100.0070.03316.36
5.4.90.0000.06016.30
5.4.80.0070.03016.35
5.4.70.0030.03316.42
5.4.60.0030.03716.50
5.4.50.0000.04716.23
5.4.40.0030.04716.38
5.4.30.0000.03716.15
5.4.20.0100.03016.28
5.4.10.0000.04316.32
5.4.00.0000.03715.71
5.3.290.0070.04014.74
5.3.280.0030.03314.59
5.3.270.0000.08314.46
5.3.260.0100.05014.50
5.3.250.0070.06714.55
5.3.240.0030.07714.39
5.3.230.0030.06314.48
5.3.220.0000.03714.41
5.3.210.0070.03314.66
5.3.200.0000.04314.35
5.3.190.0030.03314.39
5.3.180.0070.04714.63
5.3.170.0070.05014.35
5.3.160.0030.03714.46
5.3.150.0000.08014.63
5.3.140.0030.08014.48
5.3.130.0070.03314.49
5.3.120.0000.04014.41
5.3.110.0030.03714.33
5.3.100.0000.04313.96
5.3.90.0030.03714.09
5.3.80.0030.03713.80
5.3.70.0000.04714.09
5.3.60.0030.03313.88
5.3.50.0030.06713.96
5.3.40.0100.05013.73
5.3.30.0070.04313.70
5.3.20.0030.04313.59
5.3.10.0030.03313.50
5.3.00.0070.03313.66
5.2.170.0000.03011.09
5.2.160.0000.03711.30
5.2.150.0030.04011.08
5.2.140.0000.03011.05
5.2.130.0000.03011.16
5.2.120.0000.03011.16
5.2.110.0030.03311.26
5.2.100.0100.05011.16
5.2.90.0030.02711.01
5.2.80.0100.04711.25
5.2.70.0070.03311.09
5.2.60.0130.03710.98
5.2.50.0000.06311.07
5.2.40.0030.04310.91
5.2.30.0000.04310.93
5.2.20.0030.03011.02
5.2.10.0000.03310.76
5.2.00.0030.06010.85
5.1.60.0030.0209.97
5.1.50.0000.0479.81
5.1.40.0000.0279.98
5.1.30.0000.05310.34
5.1.20.0000.03010.36
5.1.10.0030.04310.00
5.1.00.0030.02310.04
5.0.50.0000.0279.73
5.0.40.0000.0279.73
5.0.30.0000.0309.73
5.0.20.0030.0179.73
5.0.10.0030.0179.73
5.0.00.0030.0339.73
4.4.90.0000.0139.73
4.4.80.0000.0209.73
4.4.70.0000.0209.73
4.4.60.0030.0239.73
4.4.50.0000.0179.73
4.4.40.0000.0339.73
4.4.30.0000.0179.73
4.4.20.0000.0179.73
4.4.10.0030.0139.73
4.4.00.0000.0239.73
4.3.110.0000.0179.73
4.3.100.0030.0279.73
4.3.90.0000.0139.73
4.3.80.0000.0309.73
4.3.70.0000.0139.73
4.3.60.0000.0179.73
4.3.50.0030.0109.73
4.3.40.0000.0579.73
4.3.30.0000.0239.73
4.3.20.0000.0179.73
4.3.10.0000.0139.73
4.3.00.0000.0139.73

preferences:
43.11 ms | 401 KiB | 5 Q