3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $a[] = 1; $a[] = 2; $a[] = 3; $a[] = 1; $a[] = 1; $a[] = 2; $a[] = "dog"; $acount = array_count_values($a); print_r(array_keys($acount));

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
8.3.50.0170.00521.20
8.3.40.0090.00618.71
8.3.30.0090.00619.09
8.3.20.0040.00420.29
8.3.10.0040.00420.40
8.3.00.0000.00819.26
8.2.180.0150.00816.32
8.2.170.0070.00722.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00422.29
8.2.110.0060.00321.93
8.2.100.0070.00717.78
8.2.90.0000.00819.27
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0000.01017.79
8.2.50.0080.00018.07
8.2.40.0040.00418.19
8.2.30.0030.00519.31
8.2.20.0040.00417.55
8.2.10.0000.00818.11
8.2.00.0080.00017.68
8.1.280.0140.00425.92
8.1.270.0000.00821.99
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00323.91
8.1.230.0120.00019.01
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00817.13
8.1.190.0050.00317.10
8.1.180.0050.00218.10
8.1.170.0040.00418.66
8.1.160.0040.00422.00
8.1.150.0040.00418.82
8.1.140.0040.00417.38
8.1.130.0030.00317.70
8.1.120.0000.00717.43
8.1.110.0070.00017.40
8.1.100.0000.00717.29
8.1.90.0040.00417.22
8.1.80.0070.00017.40
8.1.70.0000.00817.34
8.1.60.0030.00517.49
8.1.50.0050.00317.34
8.1.40.0040.00417.36
8.1.30.0040.00417.55
8.1.20.0000.00817.58
8.1.10.0080.00017.45
8.1.00.0070.00017.34
8.0.300.0000.00820.60
8.0.290.0040.00416.63
8.0.280.0040.00418.40
8.0.270.0050.00216.63
8.0.260.0060.00017.20
8.0.250.0030.00316.91
8.0.240.0050.00216.84
8.0.230.0000.00716.75
8.0.220.0030.00316.71
8.0.210.0000.00616.72
8.0.200.0030.00316.82
8.0.190.0040.00316.89
8.0.180.0030.00316.82
8.0.170.0030.00516.74
8.0.160.0030.00316.83
8.0.150.0070.00016.63
8.0.140.0000.00716.80
8.0.130.0030.00313.21
8.0.120.0040.00416.62
8.0.110.0050.00216.77
8.0.100.0000.00716.70
8.0.90.0050.00316.71
8.0.80.0090.00616.80
8.0.70.0070.00016.87
8.0.60.0000.00816.63
8.0.50.0040.00416.67
8.0.30.0130.00617.16
8.0.20.0140.00517.40
8.0.10.0040.00416.82
8.0.00.0110.00816.61
7.4.330.0050.00015.00
7.4.320.0050.00316.44
7.4.300.0030.00316.35
7.4.290.0030.00316.52
7.4.280.0040.00416.44
7.4.270.0000.00716.50
7.4.260.0100.00016.51
7.4.250.0030.00516.39
7.4.240.0000.00716.50
7.4.230.0070.00016.61
7.4.220.0140.00516.48
7.4.210.0080.00916.44
7.4.200.0070.00016.44
7.4.160.0090.00616.59
7.4.150.0100.00717.40
7.4.140.0110.00817.86
7.4.130.0080.00816.48
7.4.120.0110.00716.49
7.4.110.0100.00716.40
7.4.100.0110.00616.53
7.4.90.0100.01016.40
7.4.80.0040.01416.36
7.4.70.0100.00616.29
7.4.60.0100.00716.39
7.4.50.0050.00316.25
7.4.40.0090.01016.58
7.4.30.0090.00616.44
7.4.00.0090.00614.94
7.3.330.0020.00213.00
7.3.320.0040.00312.96
7.3.310.0060.00016.19
7.3.300.0000.00716.24
7.3.290.0030.01116.24
7.3.280.0050.01016.19
7.3.270.0130.00617.40
7.3.260.0120.00616.13
7.3.250.0110.00816.34
7.3.240.0060.01216.40
7.3.230.0100.00716.39
7.3.210.0120.00616.35
7.3.200.0060.01219.39
7.3.190.0150.00716.38
7.3.180.0120.00316.33
7.3.170.0030.02016.27
7.3.160.0000.01716.19
7.2.330.0140.00416.61
7.2.320.0130.00316.36
7.2.310.0140.00916.46
7.2.300.0030.01316.44
7.2.290.0110.01116.41
7.2.00.0000.01219.06
7.1.100.0000.02117.80
7.1.70.0040.00416.79
7.1.60.0120.00619.32
7.1.50.0030.01916.74
7.1.00.0070.07022.39
7.0.200.0000.01116.76
7.0.140.0070.06722.04
7.0.60.0200.05319.98
7.0.50.0000.05317.88
7.0.40.0030.09320.13
7.0.30.0270.08320.07
7.0.20.0270.07320.05
7.0.10.0130.06020.10
7.0.00.0030.06320.22
5.6.280.0070.07020.77
5.6.210.0100.08320.64
5.6.200.0070.07018.16
5.6.190.0070.07020.48
5.6.180.0370.04720.46
5.6.170.0270.06720.57
5.6.160.0070.08720.48
5.6.150.0100.05318.21
5.6.140.0100.07718.15
5.6.130.0000.04718.23
5.6.120.0070.05720.94
5.6.110.0170.06321.03
5.6.100.0000.04720.85
5.6.90.0030.06020.99
5.6.80.0070.08020.37
5.5.350.0200.06020.43
5.5.340.0030.08017.97
5.5.330.0100.05720.37
5.5.320.0430.06320.24
5.5.310.0270.07720.27
5.5.300.0030.08318.04
5.5.290.0070.08318.07
5.5.280.0100.08320.73
5.5.270.0000.05320.72
5.5.260.0100.08320.86
5.5.250.0030.06020.57
5.5.240.0200.06020.28
5.4.450.0630.04319.55
5.4.440.0170.04019.52
5.4.430.0670.04019.63
5.4.420.0870.03319.27
5.4.410.0300.05019.39
5.4.400.0500.04018.95
5.4.390.0200.04319.08
5.4.380.0270.08018.61
5.4.370.0200.05718.74
5.4.360.0300.06718.50
5.4.350.0200.06018.46
5.4.340.0230.06018.61
5.4.320.0090.03412.48
5.4.310.0080.03412.48
5.4.300.0050.03612.49
5.4.290.0070.03612.48
5.4.280.0050.03612.38
5.4.270.0060.03612.38
5.4.260.0060.03712.38
5.4.250.0050.03812.38
5.4.240.0090.03712.38
5.4.230.0060.03812.37
5.4.220.0070.04312.37
5.4.210.0070.03512.37
5.4.200.0030.03912.37
5.4.190.0070.03412.37
5.4.180.0050.03612.37
5.4.170.0070.03512.38
5.4.160.0070.03412.38
5.4.150.0030.04012.37
5.4.140.0070.03612.05
5.4.130.0060.03412.04
5.4.120.0060.03512.00
5.4.110.0030.04012.00
5.4.100.0060.03612.00
5.4.90.0060.03612.00
5.4.80.0080.03512.00
5.4.70.0060.03511.99
5.4.60.0100.03911.99
5.4.50.0110.03011.99
5.4.40.0050.03511.98
5.4.30.0070.03411.98
5.4.20.0090.03111.97
5.4.10.0080.03211.98
5.4.00.0040.03711.46
5.3.290.0050.04412.80
5.3.280.0100.04212.71
5.3.270.0060.04112.72
5.3.260.0040.04012.72
5.3.250.0090.03612.72
5.3.240.0050.03912.72
5.3.230.0090.05212.71
5.3.220.0040.03912.68
5.3.210.0010.04312.68
5.3.200.0050.03712.68
5.3.190.0050.03912.68
5.3.180.0040.03812.67
5.3.170.0070.03512.67
5.3.160.0070.03512.68
5.3.150.0060.03712.68
5.3.140.0040.04012.66
5.3.130.0050.04212.66
5.3.120.0090.03712.66
5.3.110.0050.03912.66
5.3.100.0030.03912.12
5.3.90.0090.03312.09
5.3.80.0040.03912.08
5.3.70.0080.03412.08
5.3.60.0070.04712.07
5.3.50.0090.03312.01
5.3.40.0080.03712.01
5.3.30.0030.04611.97
5.3.20.0060.03511.75
5.3.10.0030.03611.71
5.3.00.0030.03811.70
5.2.170.0040.0309.20
5.2.160.0050.0299.20
5.2.150.0060.0299.20
5.2.140.0040.0309.20
5.2.130.0070.0349.16
5.2.120.0050.0349.16
5.2.110.0080.0299.17
5.2.100.0060.0319.16
5.2.90.0020.0319.17
5.2.80.0090.0289.16
5.2.70.0040.0319.16
5.2.60.0070.0329.11
5.2.50.0040.0379.08
5.2.40.0050.0289.06
5.2.30.0040.0319.04
5.2.20.0030.0309.03
5.2.10.0070.0258.94
5.2.00.0040.0298.79
5.1.60.0030.0298.08
5.1.50.0060.0238.07
5.1.40.0080.0218.06
5.1.30.0050.0268.41
5.1.20.0040.0288.43
5.1.10.0050.0248.15
5.1.00.0060.0238.15
5.0.50.0020.0226.63
5.0.40.0050.0186.49
5.0.30.0040.0336.30
5.0.20.0050.0196.27
5.0.10.0030.0296.25
5.0.00.0050.0306.24
4.4.90.0030.0194.78
4.4.80.0020.0164.76
4.4.70.0040.0174.75
4.4.60.0050.0174.75
4.4.50.0020.0174.77
4.4.40.0030.0314.70
4.4.30.0040.0164.76
4.4.20.0010.0224.84
4.4.10.0030.0154.85
4.4.00.0030.0244.76
4.3.110.0020.0174.67
4.3.100.0020.0164.66
4.3.90.0040.0134.63
4.3.80.0010.0274.58
4.3.70.0050.0124.63
4.3.60.0020.0154.62
4.3.50.0030.0154.63
4.3.40.0020.0264.54
4.3.30.0020.0163.29
4.3.20.0030.0153.27
4.3.10.0020.0153.23
4.3.00.0030.01716.39

preferences:
37.66 ms | 401 KiB | 5 Q