3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(2,3,4); $b = array(5); $c = array_merge($a, $b); $d = $a + $b; var_export($c); var_export($d);

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)
8.3.70.0110.00416.36
8.3.60.0140.00318.43
8.3.50.0090.00921.99
8.3.40.0000.01518.48
8.3.30.0110.00419.02
8.3.20.0040.00420.30
8.3.10.0040.00423.53
8.3.00.0000.00819.02
8.2.190.0090.00616.58
8.2.180.0140.00716.38
8.2.170.0110.00422.96
8.2.160.0070.00722.12
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00421.05
8.2.110.0090.00022.27
8.2.100.0040.00717.72
8.2.90.0030.00617.87
8.2.80.0050.00318.84
8.2.70.0040.00417.93
8.2.60.0080.00018.16
8.2.50.0040.00419.21
8.2.40.0040.00420.93
8.2.30.0070.00019.03
8.2.20.0060.00317.54
8.2.10.0040.00418.05
8.2.00.0040.00417.60
8.1.280.0080.00525.92
8.1.270.0080.00018.88
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.76
8.1.230.0090.00322.75
8.1.220.0080.00017.76
8.1.210.0050.00318.77
8.1.200.0030.00617.36
8.1.190.0040.00417.10
8.1.180.0070.00018.96
8.1.170.0040.00718.50
8.1.160.0000.00719.05
8.1.150.0000.00718.92
8.1.140.0030.00617.42
8.1.130.0000.00617.73
8.1.120.0100.00017.36
8.1.110.0050.00217.43
8.1.100.0040.00417.37
8.1.90.0000.00717.29
8.1.80.0060.00317.27
8.1.70.0000.00817.44
8.1.60.0070.00317.39
8.1.50.0040.00417.50
8.1.40.0000.00717.47
8.1.30.0000.00917.49
8.1.20.0080.00017.49
8.1.10.0080.00017.45
8.1.00.0000.00817.38
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00818.31
8.0.270.0070.00017.23
8.0.260.0040.00417.06
8.0.250.0030.00316.93
8.0.240.0060.00016.96
8.0.230.0030.00316.90
8.0.220.0000.00716.89
8.0.210.0040.00416.71
8.0.200.0000.00716.93
8.0.190.0040.00416.85
8.0.180.0000.00716.88
8.0.170.0050.00316.77
8.0.160.0030.00316.85
8.0.150.0070.00016.87
8.0.140.0000.00816.79
8.0.130.0050.00013.24
8.0.120.0040.00416.83
8.0.110.0040.00416.70
8.0.100.0080.00016.91
8.0.90.0000.00716.77
8.0.80.0030.01816.83
8.0.70.0000.00716.98
8.0.60.0050.00216.78
8.0.50.0040.00416.71
8.0.30.0150.00817.14
8.0.20.0140.00717.40
8.0.10.0000.00816.99
8.0.00.0080.00916.67
7.4.330.0000.00515.04
7.4.320.0000.00716.54
7.4.300.0060.00016.29
7.4.290.0030.00316.45
7.4.280.0000.00716.32
7.4.270.0000.00716.38
7.4.260.0030.00316.48
7.4.250.0000.00716.47
7.4.240.0040.00416.46
7.4.230.0030.00316.43
7.4.220.0160.00316.54
7.4.210.0060.00916.38
7.4.200.0030.00316.47
7.4.160.0150.00016.46
7.4.150.0090.00917.40
7.4.140.0120.00717.86
7.4.130.0080.01316.43
7.4.120.0100.01016.45
7.4.110.0100.01416.48
7.4.100.0120.00416.46
7.4.90.0030.01316.44
7.4.80.0130.00719.39
7.4.70.0100.01016.56
7.4.60.0130.00316.34
7.4.50.0030.00616.17
7.4.40.0100.00616.28
7.4.30.0100.01316.36
7.4.00.0030.01415.00
7.3.330.0000.00513.13
7.3.320.0020.00212.95
7.3.310.0040.00316.12
7.3.300.0000.00716.23
7.3.290.0080.01116.24
7.3.280.0060.01216.18
7.3.270.0030.01317.40
7.3.260.0180.00016.48
7.3.250.0130.00516.33
7.3.240.0060.01016.38
7.3.230.0140.00316.54
7.3.210.0080.00816.16
7.3.200.0000.01719.39
7.3.190.0100.00716.34
7.3.180.0040.01116.20
7.3.170.0040.01616.29
7.3.160.0080.00816.27
7.3.10.0070.00716.40
7.3.00.0090.00416.32
7.2.330.0140.00516.67
7.2.320.0060.01316.36
7.2.310.0130.00316.63
7.2.300.0100.01416.52
7.2.290.0130.01016.43
7.2.130.0080.01316.61
7.2.120.0120.01216.56
7.2.110.0130.01116.40
7.2.100.0160.00516.61
7.2.90.0040.01116.69
7.2.80.0110.00816.82
7.2.70.0100.01316.75
7.2.60.0050.01016.76
7.2.50.0090.01316.41
7.2.40.0000.01416.71
7.2.30.0040.01216.63
7.2.20.0130.00716.62
7.2.10.0120.00616.75
7.2.00.0070.01018.11
7.1.250.0080.00815.50
7.1.200.0050.00515.73
7.1.100.0030.01018.20
7.1.70.0040.00416.97
7.1.60.0070.01119.22
7.1.50.0060.01516.93
7.1.00.0100.07022.41
7.0.200.0030.00516.83
7.0.140.0000.04022.01
7.0.60.0370.07019.75
7.0.50.0070.08017.85
7.0.40.0070.04719.90
7.0.30.0230.06020.18
7.0.20.0230.04320.09
7.0.10.0030.05020.13
7.0.00.0130.07320.16
5.6.280.0070.07020.88
5.6.210.0070.05320.68
5.6.200.0100.07718.21
5.6.190.0070.05020.67
5.6.180.0230.04020.48
5.6.170.0270.06320.42
5.6.160.0070.03720.33
5.6.150.0130.07318.07
5.6.140.0100.03718.12
5.6.130.0070.06718.21
5.6.120.0030.08720.97
5.6.110.0100.08320.99
5.6.100.0070.08321.13
5.6.90.0170.07321.02
5.6.80.0070.03720.42
5.5.350.0370.06720.31
5.5.340.0130.07717.92
5.5.330.0170.07320.46
5.5.320.0230.05720.30
5.5.310.0200.06020.20
5.5.300.0030.08017.91
5.5.290.0030.09017.98
5.5.280.0070.08020.76
5.5.270.0100.08320.96
5.5.260.0030.06020.64
5.5.250.0130.08020.79
5.5.240.0030.04020.28
5.4.450.3670.03719.47
5.4.440.0000.04719.21
5.4.430.1100.04019.41
5.4.420.3300.04019.40
5.4.410.3870.03719.35
5.4.400.3900.03318.87
5.4.390.3600.03719.12
5.4.380.0000.04319.14
5.4.370.3730.03718.96
5.4.360.3930.04019.09
5.4.350.3730.04019.14
5.4.340.3870.03719.16
5.4.320.3600.04019.18
5.4.310.3870.03718.91
5.4.300.0000.04018.96
5.4.290.0030.03719.17
5.4.280.1970.04019.08
5.4.270.3730.04319.17
5.4.260.3900.03718.92
5.4.250.3830.03719.04
5.4.240.3930.03718.87
5.4.230.3600.03719.15
5.4.220.3730.03318.99
5.4.210.3500.04018.88
5.4.200.3730.03019.14
5.4.190.3870.03719.07
5.4.180.3770.03718.98
5.4.170.3530.03719.23
5.4.160.3900.04019.03
5.4.150.3930.03018.86
5.4.140.4170.04716.53
5.4.130.4170.03716.43
5.4.120.3630.03016.38
5.4.110.3700.03016.35
5.4.100.3800.03316.45
5.4.90.3730.03016.36
5.4.80.3470.03716.37
5.4.70.3900.03716.40
5.4.60.3600.03316.39
5.4.50.3670.04016.44
5.4.40.3900.04016.36
5.4.30.3830.03016.43
5.4.20.3770.01716.54
5.4.10.3800.03316.13
5.4.00.3530.04015.89
5.3.290.3330.04314.61
5.3.280.3570.03714.55
5.3.270.3570.03714.53
5.3.260.3770.04014.48
5.3.250.3600.03314.53
5.3.240.4130.05014.55
5.3.230.3830.03714.48
5.3.220.3700.03714.49
5.3.210.3870.03714.65
5.3.200.3570.04014.51
5.3.190.3800.04014.53
5.3.180.3670.03014.58
5.3.170.4200.04314.50
5.3.160.3770.03714.49
5.3.150.3670.03014.50
5.3.140.3870.03714.37
5.3.130.3870.04014.47
5.3.120.3630.03714.42
5.3.110.3700.03714.48
5.3.100.3970.02713.98
5.3.90.3800.04014.03
5.3.80.3500.04313.80
5.3.70.4070.04313.84
5.3.60.4170.03713.98
5.3.50.3900.03713.92
5.3.40.4270.04013.87
5.3.30.3300.03013.74
5.3.20.3270.03313.48
5.3.10.3130.02713.58
5.3.00.3630.03313.56
5.2.170.3400.02710.96
5.2.160.3200.03311.11
5.2.150.3000.03011.00
5.2.140.1870.03311.13
5.2.130.2900.02311.04
5.2.120.2700.02311.03
5.2.110.2470.03011.04
5.2.100.2630.03311.05
5.2.90.2970.03311.09
5.2.80.2800.03011.03
5.2.70.2130.03311.03
5.2.60.2500.02710.97
5.2.50.2500.03011.00
5.2.40.2300.02711.14
5.2.30.2470.02710.86
5.2.20.1700.02311.03
5.2.10.1800.03010.84
5.2.00.2400.02710.70
5.1.60.2500.0279.94
5.1.50.2400.0279.89
5.1.40.2700.0209.98
5.1.30.2430.02310.40
5.1.20.2430.02710.38
5.1.10.2400.02710.01
5.1.00.2830.03010.08
5.0.50.1570.0208.54
5.0.40.1400.0238.42
5.0.30.1230.0278.29
5.0.20.1570.0208.24
5.0.10.1330.0208.16
5.0.00.1230.0338.05
4.4.90.0500.0136.21
4.4.80.0800.0106.21
4.4.70.1030.0106.21
4.4.60.0930.0136.21
4.4.50.0700.0176.21
4.4.40.1230.0236.21
4.4.30.1430.0136.21
4.4.20.1330.0176.21
4.4.10.1470.0236.21
4.4.00.1230.0276.21
4.3.110.1330.0176.21
4.3.100.1400.0136.21
4.3.90.1170.0206.21
4.3.80.0900.0336.21
4.3.70.1470.0176.21
4.3.60.1230.0176.21
4.3.50.1230.0106.21
4.3.40.1230.0236.21
4.3.30.0830.0276.21
4.3.20.0870.0206.21
4.3.10.0670.0176.21
4.3.00.0900.0276.21

preferences:
44.25 ms | 401 KiB | 5 Q