3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = array('a'); $array2 = array('p1', 'p2', 'p3'); $array1 = array_merge($array1, count ($array2) > count($array1) ? array_fill(0, count ($array2) - count($array1), '*') : array()); print_r($array1); print_r($array2); print_r(array_combine($array2, $array1));

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)
8.3.60.0150.00018.48
8.3.50.0140.00521.30
8.3.40.0120.00318.54
8.3.30.0080.00818.72
8.3.20.0070.00020.30
8.3.10.0080.00023.66
8.3.00.0080.00022.52
8.2.180.0090.00916.50
8.2.170.0100.00722.96
8.2.160.0030.01020.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00617.63
8.2.110.0060.00319.14
8.2.100.0080.00317.72
8.2.90.0050.00219.09
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0000.00821.11
8.2.30.0080.00019.88
8.2.20.0000.00717.62
8.2.10.0040.00418.04
8.2.00.0080.00018.16
8.1.280.0110.00425.92
8.1.270.0060.00320.13
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00823.76
8.1.230.0110.00020.98
8.1.220.0020.00517.78
8.1.210.0040.00418.77
8.1.200.0060.00317.38
8.1.190.0040.00417.23
8.1.180.0070.00018.10
8.1.170.0060.00318.71
8.1.160.0040.00423.80
8.1.150.0000.00718.88
8.1.140.0040.00417.37
8.1.130.0030.00317.57
8.1.120.0030.00417.49
8.1.110.0000.00717.48
8.1.100.0000.00717.52
8.1.90.0000.00717.45
8.1.80.0070.00017.43
8.1.70.0080.00017.41
8.1.60.0050.00317.48
8.1.50.0030.00517.41
8.1.40.0040.00417.52
8.1.30.0050.00317.46
8.1.20.0040.00417.65
8.1.10.0020.00517.43
8.1.00.0030.00617.23
8.0.300.0090.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.27
8.0.270.0070.00017.24
8.0.260.0000.00817.18
8.0.250.0000.00716.84
8.0.240.0000.00716.80
8.0.230.0030.00316.84
8.0.220.0030.00316.70
8.0.210.0040.00416.82
8.0.200.0000.00616.85
8.0.190.0080.00016.87
8.0.180.0040.00416.78
8.0.170.0040.00416.82
8.0.160.0040.00416.83
8.0.150.0040.00416.85
8.0.140.0030.00516.88
8.0.130.0030.00313.32
8.0.120.0040.00416.94
8.0.110.0030.00616.89
8.0.100.0040.00316.82
8.0.90.0000.00816.95
8.0.80.0080.00816.87
8.0.70.0000.00716.83
8.0.60.0040.00416.92
8.0.50.0050.00316.78
8.0.30.0120.01016.99
8.0.20.0090.00917.40
8.0.10.0040.00417.07
8.0.00.0060.01116.72
7.4.330.0020.00215.14
7.4.320.0030.00316.43
7.4.300.0060.00016.48
7.4.290.0000.00716.55
7.4.280.0060.00516.59
7.4.270.0020.00516.50
7.4.260.0030.00316.51
7.4.250.0000.00816.40
7.4.240.0040.00316.58
7.4.230.0030.00316.40
7.4.220.0070.01316.63
7.4.210.0140.00016.65
7.4.200.0000.00716.36
7.4.160.0140.00416.59
7.4.150.0150.00417.40
7.4.140.0130.01117.86
7.4.130.0080.01016.53
7.4.120.0060.01516.38
7.4.110.0030.01616.42
7.4.100.0120.01316.45
7.4.90.0060.01516.35
7.4.80.0130.01019.39
7.4.70.0040.01416.52
7.4.60.0070.01016.48
7.4.50.0030.00316.55
7.4.40.0130.01016.48
7.4.30.0170.00616.49
7.4.00.0060.01014.97
7.3.330.0030.00313.01
7.3.320.0000.00813.11
7.3.310.0030.00316.27
7.3.300.0000.00716.09
7.3.290.0060.00916.23
7.3.280.0130.00616.33
7.3.270.0030.01517.40
7.3.260.0130.01016.60
7.3.250.0120.01016.32
7.3.240.0150.00616.22
7.3.230.0090.00916.39
7.3.210.0100.00716.44
7.3.200.0030.01319.39
7.3.190.0000.01616.37
7.3.180.0060.00916.36
7.3.170.0050.01016.34
7.3.160.0050.01116.33
7.3.120.0120.00414.84
7.3.110.0060.01214.62
7.3.100.0030.01414.79
7.3.90.0060.00614.64
7.3.80.0070.00714.84
7.3.70.0070.00414.66
7.3.60.0000.01314.65
7.3.50.0040.01114.87
7.3.40.0000.00814.81
7.3.30.0040.01114.63
7.3.20.0060.00316.68
7.3.10.0030.00616.61
7.3.00.0030.00716.40
7.2.330.0160.00016.40
7.2.320.0150.00316.42
7.2.310.0100.01016.59
7.2.300.0110.00616.30
7.2.290.0100.00716.79
7.2.250.0070.01015.17
7.2.240.0100.01014.82
7.2.230.0030.00915.04
7.2.220.0100.00315.12
7.2.210.0060.01015.27
7.2.200.0030.01015.09
7.2.190.0090.00615.10
7.2.180.0000.01514.98
7.2.170.0030.00714.69
7.2.00.0080.01119.46
7.1.330.0060.00915.50
7.1.320.0090.00615.80
7.1.310.0040.00815.42
7.1.300.0030.01015.62
7.1.290.0030.00715.68
7.1.280.0040.00815.67
7.1.270.0090.00615.73
7.1.260.0000.00815.79
7.1.100.0040.01118.10
7.1.70.0040.00416.97
7.1.60.0150.00920.03
7.1.50.0110.01116.84
7.1.00.0070.07322.45
7.0.200.0030.00616.79
7.0.60.0130.07020.09
7.0.50.0100.03317.86
7.0.40.0100.04019.96
7.0.30.0470.05020.08
7.0.20.0170.05020.08
7.0.10.0170.07720.21
7.0.00.0100.06720.12
5.6.280.0000.03321.09
5.6.210.0070.07320.73
5.6.200.0000.08718.16
5.6.190.0100.04320.61
5.6.180.0300.07020.46
5.6.170.0230.05320.62
5.6.160.0030.05720.54
5.6.150.0070.08318.24
5.6.140.0070.04018.11
5.6.130.0100.05018.15
5.6.120.0100.04721.11
5.6.110.0230.07020.98
5.6.100.0070.08320.96
5.6.90.0170.08320.96
5.6.80.0100.08020.37
5.6.70.0030.08020.52
5.5.350.0170.03320.43
5.5.340.0130.05018.09
5.5.330.0030.04720.31
5.5.320.0370.05720.34
5.5.310.0270.06720.26
5.5.300.0000.08718.07
5.5.290.0100.07718.08
5.5.280.0030.06020.84
5.5.270.0170.05320.77
5.5.260.0030.04320.88
5.5.250.0100.07720.49
5.5.240.0300.06320.26
5.4.450.0830.05719.20
5.4.440.1130.06319.64
5.4.430.1070.04719.33
5.4.420.0800.05319.62
5.4.410.0770.05719.34
5.4.400.0900.04719.15
5.4.390.0800.05319.28
5.4.380.1000.05019.22
5.4.370.1000.05018.86
5.4.360.0930.06319.25
5.4.350.0700.06018.87
5.4.340.0170.05719.30
5.4.320.0130.05319.28
5.4.310.0230.05319.15
5.4.300.0800.06319.05
5.4.290.0830.05019.15
5.4.280.1070.04719.06
5.4.270.0730.05718.97
5.4.260.0970.05319.00
5.4.250.0870.08018.86
5.4.240.0630.06719.31
5.4.230.0970.04719.13
5.4.220.0700.05719.10
5.4.210.1300.05719.16
5.4.200.0970.05016.71
5.4.190.0700.06719.28
5.4.180.0770.05719.16
5.4.170.0900.05018.92
5.4.160.0900.04319.16
5.4.150.0700.07018.95
5.4.140.0830.05316.73
5.4.130.0800.05316.27
5.4.120.0730.05016.34
5.4.110.0830.04316.31
5.4.100.0800.05016.52
5.4.90.0800.06016.56
5.4.80.0670.05716.30
5.4.70.0770.05016.52
5.4.60.0130.05316.33
5.4.50.0070.06716.53
5.4.40.0200.07716.55
5.4.30.0370.05316.51
5.4.20.0300.04716.48

preferences:
52.1 ms | 401 KiB | 5 Q