3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_merge_recursive(array('a'=>'b'), array('a'=>'c'))); var_dump(array_replace(array('a'=>'b'), array('a'=>'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)
8.3.40.0140.00018.60
8.3.30.0060.00918.88
8.3.20.0000.00720.07
8.3.10.0040.00423.57
8.3.00.0030.00519.13
8.2.170.0090.00922.96
8.2.160.0000.01420.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0000.00822.20
8.2.110.0090.00022.14
8.2.100.0070.00417.59
8.2.90.0040.00419.09
8.2.80.0000.00817.97
8.2.70.0000.00817.46
8.2.60.0080.00017.80
8.2.50.0040.00418.07
8.2.40.0080.00018.03
8.2.30.0080.00017.96
8.2.20.0050.00217.44
8.2.10.0040.00417.97
8.2.00.0030.00717.60
8.1.270.0090.00022.20
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0040.00423.92
8.1.230.0060.00619.00
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0050.00517.23
8.1.190.0040.00417.26
8.1.180.0000.00818.10
8.1.170.0000.00818.50
8.1.160.0040.00421.84
8.1.150.0000.00718.43
8.1.140.0000.00717.26
8.1.130.0030.00317.61
8.1.120.0040.00417.23
8.1.110.0040.00417.24
8.1.100.0050.00317.35
8.1.90.0040.00417.31
8.1.80.0030.00317.39
8.1.70.0070.00017.23
8.1.60.0040.00417.46
8.1.50.0050.00317.36
8.1.40.0040.00417.39
8.1.30.0040.00417.42
8.1.20.0060.00317.54
8.1.10.0000.00817.36
8.1.00.0000.00717.30
8.0.300.0070.00018.77
8.0.290.0040.00417.18
8.0.280.0070.00018.30
8.0.270.0030.00317.18
8.0.260.0060.00017.03
8.0.250.0030.00316.82
8.0.240.0050.00316.84
8.0.230.0040.00316.69
8.0.220.0000.00616.72
8.0.210.0030.00316.63
8.0.200.0000.00616.83
8.0.190.0030.00416.77
8.0.180.0000.00816.75
8.0.170.0000.00716.82
8.0.160.0000.00716.81
8.0.150.0050.00516.56
8.0.140.0000.00716.74
8.0.130.0030.00313.16
8.0.120.0000.00716.61
8.0.110.0050.00216.70
8.0.100.0050.00216.79
8.0.90.0070.00016.60
8.0.80.0030.01316.70
8.0.70.0080.00016.70
8.0.60.0050.00316.64
8.0.50.0040.00416.68
8.0.30.0170.00317.02
8.0.20.0120.00717.40
8.0.10.0000.00716.73
8.0.00.0130.00416.52
7.4.330.0000.00515.00
7.4.320.0030.00316.48
7.4.300.0030.00316.35
7.4.290.0000.00716.45
7.4.280.0050.00316.36
7.4.270.0000.00716.48
7.4.260.0040.00416.36
7.4.250.0000.00816.32
7.4.240.0030.00316.41
7.4.230.0040.00416.45
7.4.220.0090.00916.46
7.4.210.0080.00616.50
7.4.200.0000.00716.35
7.4.190.0000.00716.54
7.4.160.0100.00716.23
7.4.150.0090.01217.40
7.4.140.0060.01117.86
7.4.130.0120.00716.35
7.4.120.0100.00816.41
7.4.110.0130.00316.34
7.4.100.0120.00616.34
7.4.90.0120.00816.51
7.4.80.0080.00819.39
7.4.70.0120.00616.21
7.4.60.0030.01416.29
7.4.50.0000.00816.26
7.4.40.0090.00622.77
7.4.30.0060.01116.21
7.4.00.0080.00814.62
7.3.330.0050.00012.87
7.3.320.0050.00012.97
7.3.310.0040.00416.07
7.3.300.0070.00016.21
7.3.290.0120.00316.15
7.3.280.0100.00916.09
7.3.270.0150.00317.40
7.3.260.0120.00616.15
7.3.250.0140.00416.22
7.3.240.0100.01316.06
7.3.230.0110.00616.39
7.3.210.0110.00716.07
7.3.200.0070.01219.39
7.3.190.0070.01016.15
7.3.180.0170.00316.25
7.3.170.0120.00316.34
7.3.160.0120.00416.25
7.3.120.0090.00914.62
7.3.110.0130.00314.64
7.3.100.0090.00614.84
7.3.90.0110.00714.77
7.3.80.0030.01014.69
7.3.70.0070.00314.62
7.3.60.0060.00914.74
7.3.50.0100.00614.43
7.3.40.0100.00314.76
7.3.30.0000.01414.38
7.3.20.0070.01116.42
7.3.10.0090.00616.44
7.3.00.0040.01516.28
7.2.330.0130.00316.21
7.2.320.0040.01516.45
7.2.310.0100.00716.48
7.2.300.0000.01516.41
7.2.290.0070.01416.25
7.2.250.0100.01014.77
7.2.240.0040.01514.93
7.2.230.0040.01414.80
7.2.220.0000.01514.98
7.2.210.0100.00614.75
7.2.200.0060.00314.92
7.2.190.0100.00314.80
7.2.180.0030.01214.64
7.2.170.0030.00814.77
7.2.00.0100.00618.92
7.1.330.0000.01515.44
7.1.320.0040.00815.85
7.1.310.0070.00315.36
7.1.300.0090.00315.57
7.1.290.0040.00415.39
7.1.280.0090.00615.50
7.1.270.0070.00315.28
7.1.260.0090.00615.71
7.1.200.0060.00615.57
7.1.100.0040.00718.06
7.1.70.0160.00716.77
7.1.60.0160.01019.33
7.1.50.0070.01016.72
7.1.00.0070.07322.35
7.0.200.0080.00314.92
7.0.140.0070.07021.96
7.0.70.0100.04020.12
7.0.60.0070.04319.95
7.0.50.0100.06720.30
7.0.40.0030.05320.11
7.0.30.0130.03320.00
7.0.20.0100.09720.03
7.0.10.0070.07320.12
7.0.00.0100.05720.04
5.6.280.0000.07721.12
5.6.220.0170.03320.56
5.6.210.0030.04320.68
5.6.200.0070.04021.07
5.6.190.0170.03321.03
5.6.180.0100.03720.94
5.6.170.0070.07020.96
5.6.160.0130.06021.05
5.6.150.0130.07720.95
5.6.140.0070.09021.09
5.6.130.0170.07721.01
5.6.120.0070.06021.02
5.6.110.0030.07721.02
5.6.100.0000.06020.93
5.6.90.0070.06320.91
5.6.80.0030.07020.31
5.6.70.0070.05720.38
5.6.60.0130.07320.32
5.6.50.0130.08020.48
5.6.40.0070.08020.52
5.6.30.0130.06020.49
5.6.20.0130.08020.46
5.6.10.0030.07720.31
5.6.00.0130.05320.38
5.5.360.0100.08020.33
5.5.350.0070.05720.41
5.5.340.0070.07720.91
5.5.330.0070.07020.68
5.5.320.0070.04020.91
5.5.310.0100.07720.75
5.5.300.0100.08320.64
5.5.290.0130.06720.89
5.5.280.0130.07720.84
5.5.270.0100.07320.87
5.5.260.0030.05720.86
5.5.250.0070.08320.58
5.5.240.0030.04720.15
5.5.230.0070.05020.10
5.5.220.0130.06020.13
5.5.210.0000.09020.29
5.5.200.0130.07320.18
5.5.190.0130.07320.11
5.5.180.0130.07720.12
5.5.160.0030.04320.23
5.5.150.0100.07320.13
5.5.140.0130.07720.07
5.5.130.0100.04320.21
5.5.120.0070.08320.17
5.5.110.0070.07720.25
5.5.100.0100.06320.11
5.5.90.0100.04319.93
5.5.80.0100.07320.14
5.5.70.0000.05020.05
5.5.60.0100.05320.05
5.5.50.0100.08020.05
5.5.40.0030.06320.02
5.5.30.0100.08319.94
5.5.20.0100.06720.14
5.5.10.0100.08019.95
5.5.00.0070.07720.02
5.4.450.0070.05319.36
5.4.440.0130.06719.44
5.4.430.0100.07019.35
5.4.420.0170.07319.46
5.4.410.0070.04719.14
5.4.400.0070.06018.79
5.4.390.0070.04018.98
5.4.380.0130.07019.09
5.4.370.0000.07319.05
5.4.360.0100.07719.08
5.4.350.0130.07018.83
5.4.340.0030.07318.79
5.4.320.0130.05019.04
5.4.310.0130.06719.12
5.4.300.0100.07019.12
5.4.290.0030.08019.14
5.4.280.0100.08019.02
5.4.270.0070.04318.95
5.4.260.0130.10018.94
5.4.250.0030.05719.04
5.4.240.0030.07718.97
5.4.230.0100.07319.09
5.4.220.0070.08019.04
5.4.210.0100.07018.89
5.4.200.0070.07319.02
5.4.190.0070.06018.96
5.4.180.0100.06019.13
5.4.170.0230.05719.11
5.4.160.0030.05318.93
5.4.150.0030.08318.75
5.4.140.0070.05316.28
5.4.130.0100.06016.25
5.4.120.0070.04716.30
5.4.110.0070.07716.30
5.4.100.0070.07316.36
5.4.90.0070.07316.42
5.4.80.0130.04016.29
5.4.70.0130.07016.20
5.4.60.0030.07316.24
5.4.50.0170.06316.30
5.4.40.0030.07316.43
5.4.30.0030.07316.27
5.4.20.0030.05316.35
5.4.10.0070.07716.20
5.4.00.0030.07715.71
5.3.290.0070.08014.63
5.3.280.0070.07714.46
5.3.270.0130.07014.56
5.3.260.0030.04714.56
5.3.250.0030.04314.46
5.3.240.0030.07714.60
5.3.230.0030.07314.55
5.3.220.0100.06314.46
5.3.210.0070.08014.43
5.3.200.0130.07014.55
5.3.190.0070.08314.55
5.3.180.0200.06714.41
5.3.170.0030.07014.49
5.3.160.0070.06014.43
5.3.150.0000.05314.55
5.3.140.0070.07014.49
5.3.130.0130.07014.55
5.3.120.0030.05014.54
5.3.110.0000.04314.50
5.3.100.0100.07013.87
5.3.90.0000.08013.87
5.3.80.0030.08013.92
5.3.70.0070.04713.77
5.3.60.0130.07013.75
5.3.50.0170.05313.71
5.3.40.0070.07713.88
5.3.30.0100.06313.93
5.3.20.0030.08013.55
5.3.10.0000.05013.64
5.3.00.0070.07313.54
5.2.170.0100.06312.22
5.2.160.0100.05712.22
5.2.150.0130.05712.22
5.2.140.0030.06012.22
5.2.130.0070.06012.22
5.2.120.0100.06012.22
5.2.110.0030.06312.22
5.2.100.0030.06312.22
5.2.90.0030.04312.22
5.2.80.0070.04712.22
5.2.70.0030.07012.22
5.2.60.0000.06012.22
5.2.50.0030.05312.22
5.2.40.0030.06012.22
5.2.30.0100.05312.22
5.2.20.0030.05712.22
5.2.10.0070.06012.22
5.2.00.0100.06012.22
5.1.60.0100.04712.22
5.1.50.0030.06012.22
5.1.40.0030.05312.22
5.1.30.0070.04012.22
5.1.20.0030.04012.22
5.1.10.0070.05012.22
5.1.00.0030.05312.22
5.0.50.0030.03312.22
5.0.40.0030.02012.22
5.0.30.0070.06012.22
5.0.20.0100.03712.22
5.0.10.0030.03312.22
5.0.00.0030.06712.22
4.4.90.0000.04012.22
4.4.80.0030.03712.22
4.4.70.0000.04012.22
4.4.60.0000.03712.22
4.4.50.0000.03312.22
4.4.40.0070.05312.22
4.4.30.0030.02712.22
4.4.20.0030.03712.22
4.4.10.0030.02712.22
4.4.00.0030.02712.22
4.3.110.0000.04012.22
4.3.100.0030.03312.22
4.3.90.0000.03312.22
4.3.80.0000.04012.22
4.3.70.0030.03312.22
4.3.60.0070.03012.22
4.3.50.0000.03712.22
4.3.40.0070.05012.22
4.3.30.0030.03312.22
4.3.20.0000.04012.22
4.3.10.0030.03712.22
4.3.00.0030.02712.22

preferences:
35.3 ms | 400 KiB | 5 Q