3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [ 'q','w', 'e', 'r' => 'vfbf' ]; function isAssociativeArray($array) { krsort($data, SORT_STRING); return !is_numeric(key($data)); } var_dump(isAssociativeArray($data));

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)
8.3.60.0000.01518.55
8.3.50.0090.00618.29
8.3.40.0080.00818.57
8.3.30.0090.00618.72
8.3.20.0000.00818.85
8.3.10.0080.00018.91
8.3.00.0040.00419.68
8.2.180.0070.01118.30
8.2.170.0060.01222.96
8.2.160.0000.01518.98
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00420.97
8.2.110.0030.00620.37
8.2.100.0100.00318.09
8.2.90.0050.00317.63
8.2.80.0000.00818.96
8.2.70.0050.00317.76
8.2.60.0050.00317.93
8.2.50.0050.00318.10
8.2.40.0000.00719.35
8.2.30.0000.00719.42
8.2.20.0040.00417.91
8.2.10.0000.00718.11
8.2.00.0040.00421.22
8.1.280.0120.00325.92
8.1.270.0040.00423.92
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0050.00523.59
8.1.230.0090.00321.04
8.1.220.0050.00218.59
8.1.210.0030.00618.77
8.1.200.0060.00617.00
8.1.190.0080.00017.35
8.1.180.0040.00418.10
8.1.170.0040.00418.47
8.1.160.0040.00418.75
8.1.150.0040.00418.71
8.1.140.0000.00717.57
8.1.130.0030.00318.99
8.1.120.0070.00017.41
8.1.110.0040.00417.36
8.1.100.0000.00817.43
8.1.90.0050.00517.38
8.1.80.0040.00417.43
8.1.70.0060.00317.39
8.1.60.0050.00317.56
8.1.50.0000.00817.53
8.1.40.0050.00217.42
8.1.30.0040.00417.57
8.1.20.0070.00017.63
8.1.10.0060.00317.57
8.1.00.0070.00017.51
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0030.00318.37
8.0.270.0000.00817.24
8.0.260.0080.00017.17
8.0.250.0000.00716.93
8.0.240.0030.00316.80
8.0.230.0050.00516.98
8.0.220.0030.00316.77
8.0.210.0000.00616.86
8.0.200.0000.00716.88
8.0.190.0000.00816.81
8.0.180.0000.00816.82
8.0.170.0040.00416.86
8.0.160.0070.00016.86
8.0.150.0070.00016.81
8.0.140.0040.00416.84
8.0.130.0060.00013.35
8.0.120.0000.00816.88
8.0.110.0070.00016.75
8.0.100.0000.00716.75
8.0.90.0040.00416.84
8.0.80.0070.00916.85
8.0.70.0040.00416.77
8.0.60.0040.00416.82
8.0.50.0000.00716.85
8.0.30.0100.00817.22
8.0.20.0050.01517.40
8.0.10.0000.00717.02
8.0.00.0120.00716.86
7.4.330.0060.00015.55
7.4.320.0060.00016.50
7.4.300.0070.00016.41
7.4.290.0060.00016.59
7.4.280.0050.00316.45
7.4.270.0030.00316.53
7.4.260.0000.00816.50
7.4.250.0040.00416.46
7.4.240.0030.00316.59
7.4.230.0030.00316.67
7.4.220.0070.00016.34
7.4.210.0080.00716.47
7.4.200.0030.00316.69
7.4.160.0060.01016.55
7.4.140.0090.01117.86
7.4.130.0090.01316.60
7.4.120.0080.01116.51
7.4.110.0060.01716.48
7.4.100.0030.01416.61
7.4.90.0060.01216.52
7.4.80.0150.00619.39
7.4.70.0100.00716.50
7.4.60.0030.01316.48
7.4.50.0070.01016.41
7.4.40.0070.01416.39
7.4.00.0070.01214.89
7.3.330.0050.00013.17
7.3.320.0060.00013.13
7.3.310.0070.00016.31
7.3.300.0070.00016.17
7.3.290.0050.00216.16
7.3.280.0130.00416.28
7.3.260.0080.00916.43
7.3.240.0060.01116.54
7.3.230.0130.00416.23
7.3.210.0030.01316.46
7.3.200.0060.01516.47
7.3.190.0100.00716.44
7.3.180.0130.00316.47
7.3.170.0060.00916.41
7.3.160.0100.00716.27
7.3.120.0100.01014.69
7.3.110.0040.01414.83
7.3.100.0030.01514.59
7.3.90.0040.00814.75
7.3.80.0000.00914.77
7.3.70.0040.01114.57
7.3.60.0000.01114.87
7.3.50.0060.00914.79
7.3.40.0040.01114.63
7.3.30.0040.00714.86
7.3.20.0000.01116.37
7.3.10.0000.01216.25
7.3.00.0070.00616.36
7.2.330.0140.00816.51
7.2.320.0100.01116.34
7.2.310.0130.00716.25
7.2.300.0100.00616.29
7.2.290.0120.01216.41
7.2.250.0080.01214.97
7.2.240.0070.01414.76
7.2.230.0030.01715.13
7.2.220.0000.00914.83
7.2.210.0080.00414.89
7.2.200.0000.01414.98
7.2.190.0130.00315.04
7.2.180.0070.01014.86
7.2.170.0080.00814.84
7.2.130.0030.01216.61
7.2.120.0030.01016.62
7.2.110.0080.00416.36
7.2.100.0040.00816.29
7.2.90.0030.01016.67
7.2.80.0180.01216.92
7.2.70.0040.00816.61
7.2.60.0960.01015.54
7.2.50.0890.00815.76
7.2.40.0900.00616.01
7.2.30.1000.00415.82
7.2.20.0870.00615.87
7.2.10.1000.01115.97
7.2.00.0970.01015.94
7.1.330.0030.01015.69
7.1.320.0000.00815.80
7.1.310.0040.01115.77
7.1.300.0040.00715.70
7.1.290.0040.01115.77
7.1.280.0030.00915.49
7.1.270.0000.01415.56
7.1.260.0030.00515.70
7.1.250.0090.00615.28
7.1.200.0030.01015.66
7.1.170.1780.00713.68
7.1.160.1650.01116.69
7.1.150.2300.01516.95
7.1.140.1660.01016.77
7.1.130.1790.01016.73
7.1.120.1720.01316.90
7.1.110.1700.00816.11
7.1.100.1750.01016.36
7.1.90.1580.01116.28
7.1.80.1810.00716.20
7.1.70.1720.00815.23
7.1.60.2140.02033.24
7.1.50.1380.01333.01
7.1.40.1410.01532.69
7.1.30.2150.01632.78
7.1.20.2020.01632.71
7.1.10.1900.00914.63
7.1.00.2270.01415.05

preferences:
66.57 ms | 400 KiB | 5 Q