3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str_arr = Array ( 0 => Array ( 'street' => 'Erste Strasse', 'street_id' => 1 ), 1 => Array ( 'street' => 'llll', 'street_id' => 2 ) ); #echo $str_arr[array_keys($str_arr)['lalala']]; echo array_keys($str_arr);

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)
8.3.60.0090.01218.68
8.3.50.0080.00721.92
8.3.40.0070.01418.70
8.3.30.0060.00919.13
8.3.20.0070.00020.46
8.3.10.0070.00022.14
8.3.00.0000.00822.49
8.2.180.0090.00616.75
8.2.170.0080.00622.96
8.2.160.0100.00720.96
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0080.00017.63
8.2.110.0090.00022.02
8.2.100.0070.00419.28
8.2.90.0090.00019.08
8.2.80.0040.00417.97
8.2.70.0090.00017.63
8.2.60.0090.00018.05
8.2.50.0040.00418.07
8.2.40.0030.00518.09
8.2.30.0040.00417.96
8.2.20.0000.00717.53
8.2.10.0040.00417.63
8.2.00.0070.00017.49
8.1.280.0150.00025.92
8.1.270.0060.00322.24
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00323.85
8.1.230.0080.00319.14
8.1.220.0030.00717.74
8.1.210.0040.00418.77
8.1.200.0040.00717.35
8.1.190.0000.00717.50
8.1.180.0030.00618.39
8.1.170.0040.00418.53
8.1.160.0000.00721.87
8.1.150.0060.00318.49
8.1.140.0000.00717.24
8.1.130.0000.00717.74
8.1.120.0000.00817.40
8.1.110.0040.00417.38
8.1.100.0020.00517.28
8.1.90.0070.00017.37
8.1.80.0070.00017.40
8.1.70.0030.00317.29
8.1.60.0040.00417.40
8.1.50.0000.00717.45
8.1.40.0050.00317.34
8.1.30.0000.00817.50
8.1.20.0040.00417.61
8.1.10.0040.00417.43
8.1.00.0080.00017.47
8.0.300.0070.00018.77
8.0.290.0080.00017.30
8.0.280.0000.00718.48
8.0.270.0040.00417.21
8.0.260.0060.00016.95
8.0.250.0030.00517.02
8.0.240.0040.00416.96
8.0.230.0000.00717.04
8.0.220.0030.00316.82
8.0.210.0030.00316.83
8.0.200.0060.00016.93
8.0.190.0000.00716.91
8.0.180.0040.00416.92
8.0.170.0030.00616.96
8.0.160.0070.00016.82
8.0.150.0040.00416.89
8.0.140.0040.00316.80
8.0.130.0050.00013.25
8.0.120.0030.00516.75
8.0.110.0040.00416.84
8.0.100.0050.00316.73
8.0.90.0000.00716.82
8.0.80.0030.01216.77
8.0.70.0050.00216.87
8.0.60.0020.00516.78
8.0.50.0030.00516.78
8.0.30.0140.00717.10
8.0.20.0110.01017.40
8.0.10.0030.00317.04
8.0.00.0110.00816.76
7.4.330.0030.00315.00
7.4.320.0000.00616.36
7.4.300.0000.00616.54
7.4.290.0060.00016.36
7.4.280.0040.00416.57
7.4.270.0040.00416.38
7.4.260.0030.00316.44
7.4.250.0000.00716.49
7.4.240.0020.00516.45
7.4.230.0000.00716.64
7.4.220.0090.00916.46
7.4.210.0090.00916.57
7.4.200.0030.00316.27
7.4.190.0070.00016.62
7.4.160.0110.01116.27
7.4.150.0090.01617.40
7.4.140.0090.01117.86
7.4.130.0110.00816.46
7.4.120.0140.00716.50
7.4.110.0090.00916.40
7.4.100.0140.00316.37
7.4.90.0070.01316.54
7.4.80.0150.00619.39
7.4.70.0100.00716.44
7.4.60.0070.01016.30
7.4.50.0040.00016.51
7.4.40.0060.00622.77
7.4.30.0100.00616.48
7.4.00.0060.01014.84
7.3.330.0000.00513.09
7.3.320.0000.00513.10
7.3.310.0030.00316.05
7.3.300.0030.00316.09
7.3.290.0070.00916.10
7.3.280.0100.00516.19
7.3.270.0060.01217.40
7.3.260.0140.00316.16
7.3.250.0130.00616.31
7.3.240.0060.01316.19
7.3.230.0100.00616.39
7.3.210.0140.00316.20
7.3.200.0060.01219.39
7.3.190.0120.00616.42
7.3.180.0000.01716.30
7.3.170.0070.01716.38
7.3.160.0140.00316.44
7.3.120.0110.00514.60
7.3.110.0100.00314.46
7.3.100.0080.00814.90
7.3.90.0040.00814.93
7.3.80.0070.01014.99
7.3.70.0040.00714.91
7.3.60.0030.00914.85
7.3.50.0040.01114.79
7.3.40.0070.00714.60
7.3.30.0090.00014.64
7.3.20.0040.00716.71
7.3.10.0080.00416.70
7.3.00.0030.01016.73
7.2.330.0110.00616.29
7.2.320.0030.01316.48
7.2.310.0090.00616.58
7.2.300.0100.00616.55
7.2.290.0130.00716.56
7.2.250.0050.01314.81
7.2.240.0070.01314.67
7.2.230.0080.01114.95
7.2.220.0080.00315.00
7.2.210.0070.00714.91
7.2.200.0060.00614.81
7.2.190.0040.00714.91
7.2.180.0000.01414.71
7.2.170.0090.00614.68
7.2.60.0070.00716.48
7.2.00.0050.00819.32
7.1.330.0040.01115.85
7.1.320.0060.00815.84
7.1.310.0070.00715.83
7.1.300.0030.01015.87
7.1.290.0040.00715.69
7.1.280.0110.00015.89
7.1.270.0090.00015.90
7.1.260.0030.01015.52
7.1.200.0060.00315.79
7.1.100.0030.01217.65
7.1.70.0040.00417.21
7.1.60.0140.01019.82
7.1.50.0000.02116.98
7.1.00.0070.07322.57
7.0.200.0040.00416.72
7.0.140.0070.07022.00
7.0.60.0070.07320.00
7.0.50.0000.04317.80
7.0.40.0000.05020.21
7.0.30.0430.07720.17
7.0.20.0200.03720.33
7.0.10.0100.07320.13
7.0.00.0070.04720.01
5.6.210.0030.09020.64
5.6.200.0100.07718.21
5.6.190.0070.05720.33
5.6.180.0230.03320.60
5.6.170.0270.04720.71
5.6.160.0100.07720.38
5.6.150.0200.04318.07
5.6.140.0070.06018.16
5.6.130.0030.06318.15
5.6.120.0070.08720.98
5.6.110.0170.07020.97
5.6.100.0100.05021.01
5.6.90.0130.08020.95
5.6.80.0170.07020.36
5.5.350.0030.07320.41
5.5.340.0100.03317.92
5.5.330.0170.04320.15
5.5.320.0270.05320.13
5.5.310.0270.04020.27
5.5.300.0030.06017.91
5.5.290.0030.04318.02
5.5.280.0030.04720.84
5.5.270.0070.05720.86
5.5.260.0070.09720.79
5.5.250.0100.07320.58
5.5.240.0370.06720.11
5.4.450.0170.05319.62
5.4.440.0800.06019.26
5.4.430.0070.06319.48
5.4.420.0870.05719.48
5.4.410.0930.06019.24
5.4.400.0900.06019.05
5.4.390.0730.05718.76
5.4.380.0270.05318.61
5.4.370.1100.06018.58
5.4.360.1070.05718.69
5.4.350.0930.04318.45
5.4.340.1000.05718.50
5.4.320.0050.03912.46
5.4.310.0070.03812.45
5.4.300.0050.03712.45
5.4.290.0060.04012.45
5.4.280.0070.03612.34
5.4.270.0050.04012.34
5.4.260.0130.05718.84
5.4.250.0200.05718.90
5.4.240.0100.05018.89
5.4.230.0100.05718.88
5.4.220.0170.07718.93
5.4.210.0130.05318.74
5.4.200.0100.07018.65
5.4.190.0100.06018.97
5.4.180.0200.07318.93
5.4.170.0070.06319.02
5.4.160.0100.07318.88
5.4.150.0200.06018.85
5.4.140.0030.06016.22
5.4.130.0070.07716.32
5.4.120.0130.05316.22
5.4.110.0130.06016.20
5.4.100.0100.05016.25
5.4.90.0230.05016.49
5.4.80.0070.05016.24
5.4.70.0000.07316.36
5.4.60.0070.05016.32
5.4.50.0230.04016.33
5.4.40.0130.04316.52
5.4.30.0000.05316.39
5.4.20.0100.05016.20
5.4.10.0200.06016.18
5.4.00.0170.05715.88
5.3.290.0030.04512.80
5.3.280.0070.07714.43
5.3.270.0130.06314.48
5.3.260.0170.06314.45
5.3.250.0200.06314.65
5.3.240.0000.07314.38
5.3.230.0070.07314.60
5.3.220.0100.07314.48
5.3.210.0170.07314.58
5.3.200.0130.04714.26
5.3.190.0100.05714.45
5.3.180.0070.07714.43
5.3.170.0030.06014.46
5.3.160.0100.04714.58
5.3.150.0030.05314.66
5.3.140.0100.06714.56
5.3.130.0000.06714.54
5.3.120.0100.07314.70
5.3.110.0100.04714.56
5.3.100.0070.05013.80
5.3.90.0130.04714.03
5.3.80.0100.05313.87
5.3.70.0100.06713.86
5.3.60.0030.06314.05
5.3.50.0030.05013.81
5.3.40.0100.04714.04
5.3.30.0100.06714.05
5.3.20.0200.05013.57
5.3.10.0070.06013.66
5.3.00.0130.04313.57
5.2.170.0030.05711.04
5.2.160.0100.03711.04
5.2.150.0130.05011.14
5.2.140.0000.06011.14
5.2.130.0100.05711.01
5.2.120.0130.04311.11
5.2.110.0000.06011.21
5.2.100.0200.04711.10
5.2.90.0070.03711.00
5.2.80.0070.05711.11
5.2.70.0100.05011.20
5.2.60.0030.04311.14
5.2.50.0070.04310.92
5.2.40.0070.04310.83
5.2.30.0200.04010.99
5.2.20.0130.04010.96
5.2.10.0100.03710.91
5.2.00.0100.05310.65
5.1.60.0170.02710.18
5.1.50.0100.0309.89
5.1.40.0070.03310.01
5.1.30.0100.03010.41
5.1.20.0130.03310.28
5.1.10.0100.0339.95
5.1.00.0100.03310.11
5.0.50.0030.0378.60
5.0.40.0070.0338.25
5.0.30.0030.0538.28
5.0.20.0000.0408.42
5.0.10.0070.0378.08
5.0.00.0030.0578.30
4.4.90.0070.0237.47
4.4.80.0030.0307.47
4.4.70.0070.0307.47
4.4.60.0030.0207.47
4.4.50.0030.0207.47
4.4.40.0000.0407.47
4.4.30.0100.0177.47
4.4.20.0000.0337.47
4.4.10.0070.0177.47
4.4.00.0070.0407.47
4.3.110.0000.0237.47
4.3.100.0030.0307.47
4.3.90.0100.0207.47
4.3.80.0070.0277.47
4.3.70.0100.0137.47
4.3.60.0000.0277.47
4.3.50.0000.0237.47
4.3.40.0000.0477.47
4.3.30.0000.0237.47
4.3.20.0030.0307.47
4.3.10.0000.0277.47
4.3.00.0030.0238.11

preferences:
41.52 ms | 401 KiB | 5 Q