3v4l.org

run code in 300+ PHP versions simultaneously
<?php $lettersArray = ['A','C','E','G']; $letters = array_combine($lettersArray, array_fill(0,count($lettersArray), [])); var_dump($letters);

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)
8.4.120.0130.00720.55
8.4.110.0090.01120.52
8.4.100.0060.00218.83
8.4.90.0090.01220.48
8.4.80.0040.00518.72
8.4.70.0080.00717.89
8.4.60.0070.00518.75
8.4.50.0070.00918.59
8.4.40.0120.00919.22
8.4.30.0100.01017.63
8.4.20.0070.01420.47
8.4.10.0040.00417.41
8.3.250.0120.00718.94
8.3.240.0150.00316.40
8.3.230.0130.00716.55
8.3.220.0120.00618.87
8.3.210.0130.00616.74
8.3.200.0050.00416.73
8.3.190.0140.00617.13
8.3.180.0060.00416.84
8.3.170.0070.01120.54
8.3.160.0120.00616.54
8.3.150.0090.00917.25
8.3.140.0040.00417.36
8.3.130.0130.00316.48
8.3.120.0000.00818.80
8.3.110.0060.00320.94
8.3.100.0110.00724.06
8.3.90.0140.00426.77
8.3.80.0060.00316.50
8.3.70.0210.00016.58
8.3.60.0120.00318.36
8.3.50.0090.00618.91
8.3.40.0120.00418.46
8.3.30.0140.00018.46
8.3.20.0070.00021.77
8.3.10.0050.00223.60
8.3.00.0000.00821.60
8.2.290.0110.00720.12
8.2.280.0100.00818.39
8.2.270.0090.00917.26
8.2.260.0030.00616.46
8.2.250.0080.00016.78
8.2.240.0110.00418.64
8.2.230.0030.00622.58
8.2.220.0040.00437.54
8.2.210.0170.00026.77
8.2.200.0080.00016.38
8.2.190.0140.00316.58
8.2.180.0060.01525.92
8.2.170.0060.00918.88
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00319.35
8.2.110.0000.00920.97
8.2.100.0150.00217.45
8.2.90.0080.00017.90
8.2.80.0040.00417.97
8.2.70.0000.00817.78
8.2.60.0000.00818.09
8.2.50.0040.00418.10
8.2.40.0050.00319.40
8.2.30.0050.00219.25
8.2.20.0050.00518.10
8.2.10.0000.00720.59
8.2.00.0080.00019.38
8.1.330.0100.00522.06
8.1.320.0080.01219.87
8.1.310.0060.01218.19
8.1.300.0080.00016.75
8.1.290.0040.00418.88
8.1.280.0090.00625.92
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00622.50
8.1.230.0110.00020.98
8.1.220.0000.00817.76
8.1.210.0040.00418.87
8.1.200.0040.00417.13
8.1.190.0000.00917.23
8.1.180.0030.00618.10
8.1.170.0050.00318.40
8.1.160.0000.00718.87
8.1.150.0000.00718.98
8.1.140.0030.00322.11
8.1.130.0070.00020.00
8.1.120.0070.00017.41
8.1.110.0000.00717.41
8.1.100.0000.00717.32
8.1.90.0040.00417.30
8.1.80.0000.00717.33
8.1.70.0000.00717.47
8.1.60.0000.00817.58
8.1.50.0040.00417.55
8.1.40.0000.00717.39
8.1.30.0000.00817.58
8.1.20.0030.00617.69
8.1.10.0070.00017.43
8.1.00.0000.00717.21
8.0.300.0000.00719.66
8.0.290.0000.00716.63
8.0.280.0040.00418.32
8.0.270.0060.00316.61
8.0.260.0000.00618.41
8.0.250.0000.00616.77
8.0.240.0000.00716.75
8.0.230.0070.00016.80
8.0.220.0050.00216.72
8.0.210.0030.00516.78
8.0.200.0030.00316.84
8.0.190.0070.00016.87
8.0.180.0040.00416.92
8.0.170.0060.00316.91
8.0.160.0030.00616.77
8.0.150.0000.00816.77
8.0.140.0050.00216.80
8.0.130.0030.00313.24
8.0.120.0000.00816.86
8.0.110.0040.00416.85
8.0.100.0040.00416.82
8.0.90.0040.00416.92
8.0.80.0080.01016.87
8.0.70.0000.00716.80
8.0.60.0000.00716.73
8.0.50.0030.00516.87
8.0.30.0000.01816.80
8.0.20.0130.00617.40
8.0.10.0000.00817.03
8.0.00.0090.00916.62
7.4.330.0000.00516.79
7.4.320.0030.00316.49
7.4.300.0030.00316.57
7.4.290.0030.00316.47
7.4.280.0060.00316.49
7.4.270.0040.00416.49
7.4.260.0000.00716.46
7.4.250.0040.00416.39
7.4.240.0070.00016.48
7.4.230.0000.00716.60
7.4.220.0040.00416.64
7.4.210.0120.00316.57
7.4.200.0000.00816.46
7.4.160.0100.00716.44
7.4.140.0100.01017.86
7.4.130.0080.00816.43
7.4.120.0000.01916.48
7.4.110.0060.01616.47
7.4.100.0090.01216.52
7.4.90.0070.01616.39
7.4.80.0060.01219.39
7.4.70.0070.01016.60
7.4.60.0090.01216.32
7.4.50.0070.00216.48
7.4.40.0130.00316.50
7.4.00.0030.01314.87
7.3.330.0030.00313.04
7.3.320.0000.00513.10
7.3.310.0000.00816.16
7.3.300.0000.00716.17
7.3.290.0030.00316.09
7.3.280.0120.00316.18
7.3.260.0110.00716.30
7.3.240.0110.00716.29
7.3.230.0060.01216.45
7.3.210.0100.00716.21
7.3.200.0030.01316.25
7.3.190.0110.01116.64
7.3.180.0100.00716.29
7.3.170.0160.00816.32
7.3.160.0050.01116.25
7.3.00.0520.01314.25
7.2.330.0090.00916.67
7.2.320.0100.00716.40
7.2.310.0100.00716.63
7.2.300.0080.00816.51
7.2.290.0090.01116.62
7.2.130.0780.01014.86
7.2.120.1240.00714.77
7.2.110.0940.00714.84
7.2.100.1370.01314.85
7.2.90.1360.00714.51
7.2.80.1380.00714.51
7.2.70.1400.00715.00
7.2.60.1310.01315.01
7.2.50.1400.00614.75
7.2.40.1060.01314.80
7.2.30.0630.01014.87
7.2.20.1360.00615.04
7.2.10.0860.00714.86
7.2.00.0830.01515.03
7.1.250.2170.01313.86
7.0.330.1050.00713.43
5.6.380.0090.00314.15

preferences:
28.9 ms | 403 KiB | 5 Q