3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array_values(array('a'=>'aaa','b'=>'bbbb')); list($a ,$b) = $arr; echo $a; echo $b;

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)
8.3.60.0070.00718.43
8.3.50.0110.00719.69
8.3.40.0130.00718.84
8.3.30.0110.00318.96
8.3.20.0000.00720.35
8.3.10.0050.00221.56
8.3.00.0040.00419.68
8.2.180.0090.00616.63
8.2.170.0170.00322.96
8.2.160.0100.01022.05
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0040.00419.35
8.2.110.0030.00622.13
8.2.100.0000.01117.84
8.2.90.0040.00419.34
8.2.80.0000.00817.97
8.2.70.0030.00517.61
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0060.00318.16
8.2.30.0000.00718.02
8.2.20.0000.00717.61
8.2.10.0030.00618.11
8.2.00.0040.00417.70
8.1.280.0000.01825.92
8.1.270.0040.00423.92
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00020.87
8.1.230.0070.00417.83
8.1.220.0040.00417.74
8.1.210.0000.00718.77
8.1.200.0060.00317.23
8.1.190.0020.00517.10
8.1.180.0000.00818.10
8.1.170.0070.00418.59
8.1.160.0100.00018.77
8.1.150.0040.00418.81
8.1.140.0000.00817.38
8.1.130.0030.00517.81
8.1.120.0000.00717.34
8.1.110.0000.00817.41
8.1.100.0000.00717.37
8.1.90.0040.00417.43
8.1.80.0070.00017.33
8.1.70.0030.00317.33
8.1.60.0080.00017.51
8.1.50.0050.00317.45
8.1.40.0070.00317.33
8.1.30.0040.00417.57
8.1.20.0070.00017.53
8.1.10.0040.00417.57
8.1.00.0000.00817.35
8.0.300.0000.00718.77
8.0.290.0040.00716.63
8.0.280.0040.00418.42
8.0.270.0070.00017.10
8.0.260.0030.00317.24
8.0.250.0050.00216.84
8.0.240.0070.00016.91
8.0.230.0030.00316.87
8.0.220.0030.00316.82
8.0.210.0000.00916.79
8.0.200.0000.00816.75
8.0.190.0000.00816.81
8.0.180.0040.00416.82
8.0.170.0000.00716.86
8.0.160.0000.00716.87
8.0.150.0030.00316.74
8.0.140.0000.00716.73
8.0.130.0030.00313.23
8.0.120.0000.00816.75
8.0.110.0040.00416.80
8.0.100.0070.00016.81
8.0.90.0000.00716.77
8.0.80.0090.00616.77
8.0.70.0000.00716.65
8.0.60.0080.00016.89
8.0.50.0040.00416.85
8.0.30.0140.00517.10
8.0.20.0080.01117.40
8.0.10.0020.00516.79
8.0.00.0090.00916.73
7.4.330.0000.00515.02
7.4.320.0000.00916.50
7.4.300.0000.00716.50
7.4.290.0000.00716.57
7.4.280.0070.00316.54
7.4.270.0080.00016.38
7.4.260.0070.00016.43
7.4.250.0040.00416.50
7.4.240.0000.00716.42
7.4.230.0030.00316.46
7.4.220.0070.01016.38
7.4.210.0120.00316.45
7.4.200.0030.00316.41
7.4.160.0060.00916.51
7.4.150.0070.01117.40
7.4.140.0110.00617.86
7.4.130.0100.00716.44
7.4.120.0100.00716.57
7.4.110.0000.01916.28
7.4.100.0090.00916.32
7.4.90.0100.00616.47
7.4.80.0070.01019.39
7.4.70.0160.00316.48
7.4.60.0090.00616.33
7.4.50.0030.00616.28
7.4.40.0100.00616.44
7.4.30.0100.00616.51
7.4.00.0000.01514.95
7.3.330.0030.00313.13
7.3.320.0000.00613.20
7.3.310.0030.00316.34
7.3.300.0030.00316.27
7.3.290.0080.00616.28
7.3.280.0090.00816.26
7.3.270.0100.00717.40
7.3.260.0160.00016.36
7.3.250.0100.01016.53
7.3.240.0100.00616.28
7.3.230.0100.00616.39
7.3.210.0070.01016.34
7.3.200.0130.01019.39
7.3.190.0070.01616.33
7.3.180.0060.00916.48
7.3.170.0100.00716.34
7.3.160.0030.01216.34
7.2.330.0200.01316.51
7.2.320.0110.00616.69
7.2.310.0030.01316.46
7.2.300.0100.00716.66
7.2.290.0090.01216.34
7.2.00.0000.01519.39
7.1.200.0060.00015.74
7.1.100.0140.00418.03
7.1.70.0000.00717.04
7.1.60.0130.01019.34
7.1.50.0130.01016.57
7.1.00.0070.07322.46
7.0.200.0040.00416.68
7.0.140.0030.07022.05
7.0.120.0070.07022.05
7.0.110.0030.07322.11
7.0.100.0100.05322.15
7.0.90.0030.07722.06
7.0.80.0100.06722.07
7.0.70.0000.07722.05
7.0.60.0070.08322.07
7.0.50.0030.07322.09
7.0.40.0100.05322.04
7.0.30.0100.06722.05
7.0.20.0070.05722.06
7.0.10.0000.07722.09
7.0.00.0030.07322.06
5.6.280.0070.06721.07
5.6.260.0000.07021.12
5.6.250.0030.07320.96
5.6.240.0000.07720.86
5.6.230.0070.06020.96
5.6.220.0000.07721.08
5.6.210.0070.07021.05
5.6.200.0070.07320.93
5.6.190.0000.07720.92
5.6.180.0070.07020.94
5.6.170.0030.07320.92
5.6.160.0030.07020.83
5.6.150.0130.06020.93
5.6.140.0030.07021.03
5.6.130.0030.06021.08
5.6.120.0100.07021.07
5.6.110.0100.07020.91
5.6.100.0000.08020.73
5.6.90.0030.07020.73
5.6.80.0000.05320.21
5.6.70.0030.07020.20
5.6.60.0100.06720.40
5.6.50.0000.07320.43
5.6.40.0000.06320.44
5.6.30.0070.07020.15
5.6.20.0000.07020.38
5.6.10.0030.07020.24
5.6.00.0030.06720.16
5.5.380.0030.07017.45
5.5.370.0000.07317.53
5.5.360.0000.07717.65
5.5.350.0030.06717.53
5.5.340.0030.07018.13
5.5.330.0000.06718.18
5.5.320.0070.07018.02
5.5.310.0030.06318.13
5.5.300.0000.07018.18
5.5.290.0000.07317.82
5.5.280.0030.07717.84
5.5.270.0000.07718.11
5.5.260.0100.06717.84
5.5.250.0030.07317.97
5.5.240.0070.07317.37
5.5.230.0030.04317.36
5.5.220.0030.07017.47
5.5.210.0070.06717.23
5.5.200.0000.07017.21
5.5.190.0000.07317.24
5.5.180.0070.06717.34
5.5.160.0000.06017.51
5.5.150.0000.06017.33
5.5.140.0030.06317.33
5.5.130.0070.06317.21
5.5.120.0000.07017.19
5.5.110.0000.06717.59
5.5.100.0030.07017.43
5.5.90.0070.06017.10
5.5.80.0070.06017.25
5.5.70.0000.07317.01
5.5.60.0070.05717.41
5.5.50.0030.06717.34
5.5.40.0030.06717.34
5.5.30.0030.05717.00
5.5.20.0030.07017.25
5.5.10.0030.07017.33
5.5.00.0000.07317.09
5.4.450.0070.06319.44
5.4.440.0070.07019.48
5.4.430.0100.06319.44
5.4.420.0030.07019.35
5.4.410.0030.06719.12
5.4.400.0070.03318.96
5.4.390.0000.06319.27
5.4.380.0000.06319.00
5.4.370.0030.06019.11
5.4.360.0030.07018.90
5.4.350.0130.05719.24
5.4.340.0000.06718.93
5.4.320.0030.07019.09
5.4.310.0030.06019.07
5.4.300.0030.05318.93
5.4.290.0000.06719.11
5.4.280.0130.06319.07
5.4.270.0030.06319.02
5.4.260.0030.06019.07
5.4.250.0000.07018.93
5.4.240.0030.06719.13
5.4.230.0000.07018.98
5.4.220.0000.07319.18
5.4.210.0000.06319.16
5.4.200.0000.06718.93
5.4.190.0000.07018.95
5.4.180.0000.06319.10
5.4.170.0030.06319.01
5.4.160.0030.06318.92
5.4.150.0030.07018.97
5.4.140.0030.06716.20
5.4.130.0000.06716.47
5.4.120.0100.05716.48
5.4.110.0070.06316.27
5.4.100.0000.05716.49
5.4.90.0000.06716.18
5.4.80.0000.06316.46
5.4.70.0030.06316.46
5.4.60.0000.06716.25
5.4.50.0030.06316.25
5.4.40.0030.05316.55
5.4.30.0030.06316.27
5.4.20.0000.06716.48
5.4.10.0030.06716.46
5.4.00.0030.06315.61
5.3.290.0000.07314.54
5.3.280.0030.06714.48
5.3.270.0000.07314.52
5.3.260.0070.06714.48
5.3.250.0000.07014.61
5.3.240.0000.06714.66
5.3.230.0100.06014.69
5.3.220.0030.06314.45
5.3.210.0000.06314.66
5.3.200.0000.07014.35
5.3.190.0030.06714.34
5.3.180.0070.06314.63
5.3.170.0000.07014.46
5.3.160.0070.06314.57
5.3.150.0030.06014.57
5.3.140.0070.06314.43
5.3.130.0000.06714.46
5.3.120.0030.06714.48
5.3.110.0030.07014.43
5.3.100.0000.06313.98
5.3.90.0070.05013.87
5.3.80.0000.06714.02
5.3.70.0000.06713.96
5.3.60.0030.06313.95
5.3.50.0000.06713.86
5.3.40.0000.06713.86
5.3.30.0000.06713.84
5.3.20.0070.06013.76
5.3.10.0000.06313.55
5.3.00.0070.05313.48
5.2.170.0030.05711.06
5.2.160.0030.05311.30
5.2.150.0000.05711.07
5.2.140.0000.05711.04
5.2.130.0000.05310.98
5.2.120.0070.04311.11
5.2.110.0030.05011.17
5.2.100.0030.05011.17
5.2.90.0030.05311.05
5.2.80.0000.05711.04
5.2.70.0070.05311.16
5.2.60.0030.05311.04
5.2.50.0000.05311.01
5.2.40.0030.05311.02
5.2.30.0000.05710.87
5.2.20.0030.05310.84
5.2.10.0030.05010.86
5.2.00.0030.05310.66
5.1.60.0030.04310.14
5.1.50.0030.0439.81
5.1.40.0000.0479.86
5.1.30.0030.04710.33
5.1.20.0070.04710.20
5.1.10.0030.0479.88
5.1.00.0070.04310.07
5.0.50.0000.0409.68
5.0.40.0030.0379.68
5.0.30.0030.0579.68
5.0.20.0030.0339.68
5.0.10.0070.0309.68
5.0.00.0000.0579.68
4.4.90.0000.0309.68
4.4.80.0000.0309.68
4.4.70.0070.0239.68
4.4.60.0000.0309.68
4.4.50.0000.0309.68
4.4.40.0000.0479.68
4.4.30.0000.0309.68
4.4.20.0000.0309.68
4.4.10.0000.0309.68
4.4.00.0030.0439.68
4.3.110.0000.0309.68
4.3.100.0000.0309.68
4.3.90.0000.0309.68
4.3.80.0030.0439.68
4.3.70.0030.0279.68
4.3.60.0000.0309.68
4.3.50.0000.0309.68
4.3.40.0000.0479.68
4.3.30.0030.0309.68
4.3.20.0030.0239.68
4.3.10.0000.0339.68
4.3.00.0000.0339.68

preferences:
50.38 ms | 400 KiB | 5 Q