3v4l.org

run code in 300+ PHP versions simultaneously
<?php $keys = array('foo', 5, 10, 'bar'); $a = array_fill_keys($keys, 'banana'); print_r($a); print_r($keys);

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)
8.3.60.0110.01118.43
8.3.50.0100.00316.60
8.3.40.0060.01318.54
8.3.30.0000.01418.55
8.3.20.0070.00724.18
8.3.10.0000.00824.66
8.3.00.0030.00526.16
8.2.180.0100.00325.92
8.2.170.0040.01118.82
8.2.160.0100.00322.96
8.2.150.0050.00225.66
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00426.35
8.2.110.0110.00022.02
8.2.100.0080.00417.78
8.2.90.0040.00417.55
8.2.80.0000.00818.68
8.2.70.0050.00317.63
8.2.60.0030.00617.80
8.2.50.0000.00818.07
8.2.40.0050.00318.09
8.2.30.0050.00317.99
8.2.20.0000.00818.00
8.2.10.0040.00419.11
8.2.00.0040.00419.12
8.1.280.0100.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0040.00423.99
8.1.230.0070.00417.70
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0000.00917.10
8.1.180.0000.00818.10
8.1.170.0000.00818.50
8.1.160.0040.00418.81
8.1.150.0040.00418.72
8.1.140.0070.00018.80
8.1.130.0040.00420.05
8.1.120.0000.00817.33
8.1.110.0060.00317.41
8.1.100.0040.00417.36
8.1.90.0070.00017.41
8.1.80.0030.00617.41
8.1.70.0030.00317.30
8.1.60.0050.00317.41
8.1.50.0050.00317.45
8.1.40.0030.00517.38
8.1.30.0050.00217.51
8.1.20.0000.00917.54
8.1.10.0000.00717.48
8.1.00.0030.00517.34
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.42
8.0.270.0000.00717.96
8.0.260.0000.00620.12
8.0.250.0030.00316.79
8.0.240.0020.00516.90
8.0.230.0000.00716.84
8.0.220.0030.00316.78
8.0.210.0000.00616.86
8.0.200.0000.00616.85
8.0.190.0040.00416.79
8.0.180.0040.00416.86
8.0.170.0040.00416.87
8.0.160.0000.00816.77
8.0.150.0000.00816.65
8.0.140.0040.00416.77
8.0.130.0030.00313.25
8.0.120.0000.00716.68
8.0.110.0070.00016.86
8.0.100.0040.00416.63
8.0.90.0090.00016.82
8.0.80.0080.01016.79
8.0.70.0000.00716.71
8.0.60.0030.00516.93
8.0.50.0000.00716.69
8.0.30.0040.01216.98
8.0.20.0100.01016.99
8.0.10.0000.00716.97
8.0.00.0130.00616.67
7.4.330.0030.00315.55
7.4.320.0000.00716.44
7.4.300.0030.00316.45
7.4.290.0000.00816.43
7.4.280.0060.00316.53
7.4.270.0030.00716.45
7.4.260.0050.00013.23
7.4.250.0000.00816.42
7.4.240.0000.00716.53
7.4.230.0070.00016.40
7.4.220.0030.00316.55
7.4.210.0090.00916.57
7.4.200.0000.00716.51
7.4.130.0070.01016.49
7.4.120.0060.01016.30
7.4.110.0100.00716.44
7.4.100.0100.00616.29
7.4.90.0110.01116.44
7.4.80.0080.00816.29
7.4.70.0040.01616.47
7.4.60.0120.00916.17
7.4.50.0100.00716.41
7.4.40.0060.01116.22
7.4.30.0090.01516.43
7.4.20.0090.00916.27
7.4.10.0070.01616.38
7.4.00.0110.00615.98
7.3.330.0030.00316.18
7.3.320.0000.00512.91
7.3.310.0030.00316.22
7.3.300.0000.00716.12
7.3.290.0120.00616.14
7.3.280.0030.01216.06
7.3.260.0050.01316.13
7.3.230.0140.00616.02
7.3.210.0080.01116.37
7.3.200.0100.00916.46
7.3.190.0190.00316.35
7.3.180.0130.00616.54
7.3.170.0170.00016.13
7.3.160.0120.00616.13
7.3.150.0100.00716.27
7.3.140.0130.00316.13
7.3.130.0040.01516.25
7.3.120.0080.00816.44
7.3.110.0030.01315.94
7.3.100.0030.01416.19
7.3.90.0070.01016.36
7.3.80.0100.00716.13
7.3.70.0070.01416.21
7.3.60.0150.00316.23
7.3.50.0140.00516.14
7.3.40.0040.01416.06
7.3.30.0070.01116.16
7.3.20.0130.00616.11
7.3.10.0100.00716.11
7.3.00.0170.00016.19
7.2.330.0040.02216.52
7.2.320.0080.01116.20
7.2.310.0140.00716.57
7.2.300.0060.01216.62
7.2.290.0110.00716.56
7.2.280.0090.00916.32
7.2.270.0070.01116.42
7.2.260.0140.00316.50
7.2.250.0000.01716.27
7.2.240.0070.01116.38
7.2.230.0080.01116.55
7.2.220.0090.00916.48
7.2.210.0090.01016.21
7.2.200.0130.00616.25
7.2.190.0060.01216.53
7.2.180.0060.01316.57
7.2.170.0100.01016.60
7.2.160.0100.01016.30
7.2.150.0110.00716.51
7.2.140.0040.01516.70
7.2.130.0100.01116.46
7.2.120.0130.00616.36
7.2.110.0130.00616.63
7.2.100.0030.01716.48
7.2.90.0190.00016.51
7.2.80.0060.01216.38
7.2.70.0070.01116.32
7.2.60.0060.01216.46
7.2.50.0150.00816.45
7.2.40.0040.01416.63
7.2.30.0160.00316.59
7.2.20.0090.00916.52
7.2.10.0140.00416.46
7.2.00.0120.00616.36

preferences:
65.88 ms | 400 KiB | 5 Q