3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a', 'b'); $b = array('c', 'd'); $c = call_user_func_array('array_merge', array_map(null, $a, $b)); var_dump($c);

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)
8.3.60.0090.00916.63
8.3.50.0100.00918.08
8.3.40.0040.01118.60
8.3.30.0110.00418.53
8.3.20.0050.00318.48
8.3.10.0060.00320.58
8.3.00.0050.00319.26
8.2.180.0140.00716.50
8.2.170.0140.00022.96
8.2.160.0040.01218.71
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0060.00318.59
8.2.110.0000.01020.47
8.2.100.0100.00317.72
8.2.90.0000.00817.91
8.2.80.0030.00517.97
8.2.70.0030.00617.50
8.2.60.0000.00817.80
8.2.50.0030.00618.07
8.2.40.0060.00318.16
8.2.30.0030.00517.96
8.2.20.0050.00317.46
8.2.10.0000.00717.54
8.2.00.0040.00417.57
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.00322.48
8.1.230.0060.00620.88
8.1.220.0000.00917.74
8.1.210.0040.00418.96
8.1.200.0030.00617.36
8.1.190.0050.00217.48
8.1.180.0080.00018.10
8.1.170.0000.00718.89
8.1.160.0050.00318.86
8.1.150.0000.00718.60
8.1.140.0000.00717.29
8.1.130.0000.00717.87
8.1.120.0000.00917.45
8.1.110.0070.00017.25
8.1.100.0040.00417.39
8.1.90.0080.00017.38
8.1.80.0050.00217.28
8.1.70.0030.00317.39
8.1.60.0030.00917.54
8.1.50.0040.00417.32
8.1.40.0050.00317.38
8.1.30.0040.00417.56
8.1.20.0080.00017.57
8.1.10.0050.00217.46
8.1.00.0080.00017.31
8.0.300.0070.00019.86
8.0.290.0060.00316.63
8.0.280.0030.00318.36
8.0.270.0030.00317.10
8.0.260.0000.00816.62
8.0.250.0070.00016.84
8.0.240.0000.00716.85
8.0.230.0040.00416.89
8.0.220.0070.00016.77
8.0.210.0060.00016.81
8.0.200.0030.00316.83
8.0.190.0080.00016.82
8.0.180.0000.00816.89
8.0.170.0050.00316.67
8.0.160.0000.00716.88
8.0.150.0040.00416.58
8.0.140.0040.00416.78
8.0.130.0030.00313.28
8.0.120.0040.00416.77
8.0.110.0000.00716.87
8.0.100.0070.00016.70
8.0.90.0040.00416.71
8.0.80.0030.01116.74
8.0.70.0050.00216.73
8.0.60.0040.00416.71
8.0.50.0040.00416.68
8.0.30.0130.00817.14
8.0.20.0050.01316.90
8.0.10.0000.00716.88
8.0.00.0090.00916.55
7.4.330.0000.00512.88
7.4.320.0060.00016.52
7.4.300.0050.00316.52
7.4.290.0000.00716.49
7.4.280.0030.00516.41
7.4.270.0030.00316.47
7.4.260.0030.00313.06
7.4.250.0040.00416.49
7.4.240.0030.00616.49
7.4.230.0030.00316.40
7.4.220.0130.01616.29
7.4.210.0000.01516.56
7.4.200.0070.00016.29
7.4.190.0070.00016.65
7.4.160.0120.00416.44
7.4.150.0200.02416.44
7.4.140.0130.00416.52
7.4.130.0060.01216.42
7.4.120.0000.01816.46
7.4.110.0060.01216.34
7.4.100.0090.01216.60
7.4.90.0050.01116.23
7.4.80.0090.00916.30
7.4.70.0100.00716.37
7.4.60.0060.01316.41
7.4.50.0050.00016.43
7.4.40.0090.00616.35
7.4.30.0080.00816.47
7.4.00.0060.00914.79
7.3.330.0030.00312.89
7.3.320.0020.00313.01
7.3.310.0030.00316.19
7.3.300.0070.00016.16
7.3.290.0060.00816.14
7.3.280.0080.00816.09
7.3.270.0100.00716.29
7.3.260.0060.01216.13
7.3.250.0110.01116.22
7.3.240.0100.00716.21
7.3.230.0000.01516.15
7.3.210.0110.00716.24
7.3.200.0170.00719.39
7.3.190.0080.00816.11
7.3.180.0090.00616.51
7.3.170.0140.00316.41
7.3.160.0160.00616.18
7.3.120.0060.01014.61
7.2.330.0060.01416.25
7.2.320.0110.01116.55
7.2.310.0030.01516.38
7.2.300.0100.01016.61
7.2.290.0120.00616.26
7.2.00.0070.01019.12
7.1.100.0030.01417.66
7.1.70.0000.00816.94
7.1.60.0060.01919.31
7.1.50.0170.00716.63
7.1.00.0130.06722.32
7.0.200.0000.00916.67
7.0.140.0070.07022.12
7.0.120.0100.07022.19
7.0.60.0170.09021.73
7.0.50.0030.06717.80
7.0.40.3270.03720.13
7.0.30.3400.04020.09
7.0.20.3330.03720.12
7.0.10.3230.04320.02
7.0.00.3700.04320.07
5.6.280.0030.07020.83
5.6.210.0000.04020.46
5.6.200.0000.05018.16
5.6.190.3600.04320.48
5.6.180.2700.04720.44
5.6.170.3330.04020.35
5.6.160.4270.04720.40
5.6.150.3530.04320.37
5.6.140.3430.04320.35
5.6.130.3230.04320.30
5.6.120.1530.08020.30
5.6.110.0070.05320.20
5.6.100.3430.04020.45
5.6.90.0130.08020.25
5.6.80.4100.03319.62
5.6.70.3400.04319.63
5.6.60.4130.04019.64
5.6.50.3570.04019.69
5.6.40.0200.06319.59
5.6.30.0170.07319.63
5.6.20.3300.04019.58
5.6.10.4070.03019.69
5.6.00.3730.04719.61
5.5.350.0100.07720.48
5.5.340.0070.08317.98
5.5.330.1000.07020.31
5.5.320.3230.04720.30
5.5.310.3470.02720.18
5.5.300.3630.04020.04
5.5.290.3970.04319.96
5.5.280.0070.05320.01
5.5.270.0130.08020.04
5.5.260.0130.07720.25
5.5.250.2300.06019.90
5.5.240.4230.04019.46
5.5.230.4270.04019.42
5.5.220.4230.04319.32
5.5.210.3500.04019.46
5.5.200.1900.04019.29
5.5.190.4370.04019.62
5.5.180.3870.04019.40
5.5.160.3370.04719.50
5.5.150.1570.04019.36
5.5.140.3130.04319.36
5.5.130.2900.04719.49
5.5.120.2930.04019.50
5.5.110.3000.03019.61
5.5.100.3030.04019.22
5.5.90.3270.03019.20
5.5.80.2930.04019.29
5.5.70.2900.03019.51
5.5.60.2270.04019.42
5.5.50.3500.05019.27
5.5.40.3170.04319.28
5.5.30.3130.04319.26
5.5.20.3530.03319.26
5.5.10.3030.04019.25
5.5.00.3270.03719.33
5.4.450.3670.03719.40
5.4.440.0070.08319.44
5.4.430.1330.06319.31
5.4.420.3870.04019.35
5.4.410.0070.08019.02
5.4.400.3900.03719.13
5.4.390.3970.03318.99
5.4.380.3870.04018.95
5.4.370.4270.03319.04
5.4.360.3430.04019.13
5.4.350.0130.07018.99
5.4.340.3630.04019.08
5.4.320.3370.03319.09
5.4.310.1930.03719.04
5.4.300.3330.04018.99
5.4.290.3030.03319.00
5.4.280.3100.04319.02
5.4.270.2430.03719.04
5.4.260.2670.03719.01
5.4.250.2200.03719.04
5.4.240.3130.03719.11
5.4.230.3700.03018.95
5.4.220.2930.03319.07
5.4.210.3130.03719.09
5.4.200.2430.04018.82
5.4.190.3400.04319.11
5.4.180.3700.03719.02
5.4.170.3330.03718.98
5.4.160.3030.04318.96
5.4.150.3230.03718.87
5.4.140.3530.03716.29
5.4.130.3370.03716.13
5.4.120.3270.03316.17
5.4.110.3600.03016.25
5.4.100.3470.04016.23
5.4.90.3730.03316.26
5.4.80.4330.03316.34
5.4.70.4230.03716.30
5.4.60.4230.03016.33
5.4.50.4070.03316.26
5.4.40.3230.03016.32
5.4.30.4170.03016.38
5.4.20.3870.03716.48
5.4.10.4330.02716.33
5.4.00.4270.03315.89
5.3.290.3530.03714.64
5.3.280.2970.04014.42
5.3.270.3330.03314.58
5.3.260.3430.04014.53
5.3.250.4030.03714.56
5.3.240.3300.04014.44
5.3.230.3300.03314.54
5.3.220.3200.03714.34
5.3.210.3300.04014.52
5.3.200.3670.03314.51
5.3.190.4230.03714.54
5.3.180.4230.03714.48
5.3.170.4270.04014.48
5.3.160.4230.03714.53
5.3.150.4200.04014.52
5.3.140.3630.04014.52
5.3.130.3670.03314.49
5.3.120.3670.04014.52
5.3.110.4200.04014.40
5.3.100.3600.03314.12
5.3.90.3500.03313.96
5.3.80.3470.04013.98
5.3.70.3300.03313.97
5.3.60.3530.03713.96
5.3.50.3530.03713.91
5.3.40.3270.02713.92
5.3.30.3600.03313.79
5.3.20.4230.04013.63
5.3.10.4330.03313.62
5.3.00.4330.02713.60
5.2.170.2670.03010.96
5.2.160.2770.03011.04
5.2.150.3230.03311.12
5.2.140.3630.02711.18
5.2.130.3670.02711.08
5.2.120.3670.03311.09
5.2.110.3200.02311.13
5.2.100.3330.02711.09
5.2.90.3600.03011.11
5.2.80.3600.03011.13
5.2.70.3430.03010.88
5.2.60.3600.03710.87
5.2.50.3630.02711.02
5.2.40.3030.02710.98
5.2.30.3030.03010.75
5.2.20.2930.03011.11
5.2.10.3100.02310.86
5.2.00.2730.02710.63
5.1.60.2470.02310.14
5.1.50.2770.0239.99
5.1.40.2970.02710.00
5.1.30.2700.02710.35
5.1.20.2970.02710.34
5.1.10.2900.02310.07
5.1.00.2800.02310.04
5.0.50.1770.0178.55
5.0.40.1630.0208.31
5.0.30.1730.0378.29
5.0.20.1600.0178.16
5.0.10.1630.0208.26
5.0.00.1570.0378.08
4.4.90.1700.0205.89
4.4.80.1670.0135.75
4.4.70.1730.0175.79
4.4.60.1330.0175.76
4.4.50.1700.0135.89
4.4.40.1500.0235.80
4.4.30.1500.0175.78
4.4.20.1730.0135.84
4.4.10.1400.0135.95
4.4.00.1700.0205.84
4.3.110.1700.0135.82
4.3.100.1370.0205.77
4.3.90.1470.0175.80
4.3.80.1670.0235.68
4.3.70.1500.0135.79
4.3.60.1630.0175.79
4.3.50.1630.0135.67
4.3.40.1600.0275.76
4.3.30.0670.0205.19
4.3.20.0700.0135.19
4.3.10.0600.0175.19
4.3.00.0730.0205.19

preferences:
45.24 ms | 401 KiB | 5 Q