3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(array("hola" => 1)); $b = array(array("como" => 2)); $f = array(37); $c = array_merge($a, $b, $f); $d = array_unique($c); var_dump($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)
8.3.60.0070.00716.63
8.3.50.0110.00821.95
8.3.40.0110.00418.42
8.3.30.0030.01219.09
8.3.20.0040.00420.24
8.3.10.0030.00520.58
8.3.00.0050.00319.13
8.2.180.0110.01116.50
8.2.170.0110.00422.96
8.2.160.0120.00320.38
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00421.03
8.2.110.0090.00020.54
8.2.100.0070.00417.84
8.2.90.0000.00719.27
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0030.00617.93
8.2.50.0060.00318.07
8.2.40.0070.00018.09
8.2.30.0000.00819.36
8.2.20.0070.00017.61
8.2.10.0000.00817.90
8.2.00.0000.00717.68
8.1.280.0110.00725.92
8.1.270.0030.00623.96
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0060.00323.95
8.1.230.0040.00819.04
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0030.00617.22
8.1.190.0090.00017.10
8.1.180.0040.00418.10
8.1.170.0080.00018.46
8.1.160.0050.00321.94
8.1.150.0070.00018.82
8.1.140.0070.00017.39
8.1.130.0030.00317.73
8.1.120.0040.00417.41
8.1.110.0000.00817.43
8.1.100.0040.00417.39
8.1.90.0000.00717.36
8.1.80.0040.00417.39
8.1.70.0070.00017.36
8.1.60.0060.00617.40
8.1.50.0030.00517.41
8.1.40.0030.00517.37
8.1.30.0000.00817.55
8.1.20.0040.00417.59
8.1.10.0080.00017.31
8.1.00.0040.00417.40
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0070.00018.44
8.0.270.0070.00017.19
8.0.260.0030.00317.19
8.0.250.0040.00416.94
8.0.240.0030.00316.89
8.0.230.0000.00716.90
8.0.220.0070.00016.79
8.0.210.0030.00316.88
8.0.200.0060.00016.93
8.0.190.0050.00316.82
8.0.180.0070.00016.92
8.0.170.0050.00316.91
8.0.160.0030.00316.85
8.0.150.0000.00716.78
8.0.140.0070.00416.79
8.0.130.0000.00513.27
8.0.120.0040.00416.88
8.0.110.0000.00716.78
8.0.100.0040.00416.80
8.0.90.0030.00616.86
8.0.80.0120.00416.82
8.0.70.0000.00716.83
8.0.60.0070.00016.87
8.0.50.0030.00516.73
8.0.30.0070.01416.97
8.0.20.0120.00617.40
8.0.10.0000.00817.03
8.0.00.0090.01016.63
7.4.330.0030.00315.14
7.4.320.0030.00316.45
7.4.300.0040.00416.30
7.4.290.0000.00716.55
7.4.280.0040.00616.53
7.4.270.0040.00416.49
7.4.260.0040.00416.54
7.4.250.0000.00716.48
7.4.240.0000.00716.45
7.4.230.0000.00716.23
7.4.220.0100.00716.56
7.4.210.0110.00416.64
7.4.200.0000.00816.41
7.4.160.0160.00016.27
7.4.150.0070.01017.40
7.4.140.0100.00717.86
7.4.130.0100.00816.42
7.4.120.0100.00716.30
7.4.110.0160.00016.52
7.4.100.0120.01216.43
7.4.90.0130.00316.41
7.4.80.0030.01519.39
7.4.70.0060.01016.53
7.4.60.0130.00616.45
7.4.50.0050.00316.60
7.4.40.0100.00716.30
7.4.30.0060.01216.59
7.4.00.0090.00614.60
7.3.330.0060.00012.95
7.3.320.0000.00513.13
7.3.310.0040.00416.21
7.3.300.0000.00716.02
7.3.290.0070.00716.19
7.3.280.0130.00216.24
7.3.270.0030.01617.40
7.3.260.0140.00316.41
7.3.250.0130.00516.39
7.3.240.0170.00016.20
7.3.230.0100.00716.39
7.3.210.0070.01016.18
7.3.200.0090.01319.39
7.3.190.0100.00716.20
7.3.180.0130.00316.31
7.3.170.0170.00516.27
7.3.160.0080.00816.23
7.3.10.0030.00916.39
7.3.00.0000.01416.44
7.2.330.0090.00916.34
7.2.320.0090.00916.31
7.2.310.0110.00616.48
7.2.300.0180.00316.53
7.2.290.0100.00616.49
7.2.130.0090.00316.63
7.2.120.0030.00916.93
7.2.110.0090.00616.74
7.2.100.0060.01016.73
7.2.90.0040.00716.82
7.2.80.0030.01316.75
7.2.70.0080.00616.90
7.2.60.0050.00916.79
7.2.50.0110.00416.73
7.2.40.0030.00616.93
7.2.30.0090.00616.99
7.2.20.0000.01416.87
7.2.10.0060.00916.44
7.2.00.0060.00717.83
7.1.250.0110.00015.75
7.1.200.0130.00015.73
7.1.100.0030.00918.02
7.1.70.0040.00416.97
7.1.60.0000.01219.61
7.1.50.0070.01816.67
7.1.00.0070.07322.29
7.0.200.0000.01016.70
7.0.140.0030.07022.08
7.0.60.0200.07019.95
7.0.50.0070.07717.91
7.0.40.0070.08020.30
7.0.30.0370.04320.09
7.0.20.0130.04320.16
7.0.10.0070.04320.04
7.0.00.0100.07720.17
5.6.280.0030.07321.14
5.6.210.0000.07320.74
5.6.200.0100.07018.18
5.6.190.0070.05720.36
5.6.180.0470.07020.35
5.6.170.0170.06320.52
5.6.160.0030.08320.48
5.6.150.0070.07018.07
5.6.140.0130.04718.18
5.6.130.0070.08018.11
5.6.120.0070.08021.13
5.6.110.0100.08020.99
5.6.100.0100.07321.08
5.6.90.0070.08721.11
5.6.80.0030.05020.38
5.5.350.4370.04720.43
5.5.340.0000.06018.01
5.5.330.0030.05320.23
5.5.320.0170.04020.50
5.5.310.0100.05320.20
5.5.300.0000.05318.01
5.5.290.0030.08717.91
5.5.280.0100.08020.64
5.5.270.0170.07320.86
5.5.260.0170.07720.67
5.5.250.0070.06320.67
5.5.240.0130.07720.14
5.4.450.0230.07719.42
5.4.440.0270.04719.20
5.4.430.2700.04319.41
5.4.420.2830.03319.40
5.4.410.2970.04019.11
5.4.400.2900.04019.25
5.4.390.2900.03319.13
5.4.380.2800.04019.09
5.4.370.2730.03318.93
5.4.360.2570.04018.93
5.4.350.2670.04019.25
5.4.340.3300.04319.11
5.4.320.2900.04718.80
5.4.310.2600.03719.09
5.4.300.2830.03718.91
5.4.290.3070.04018.79
5.4.280.3170.03318.79
5.4.270.3430.04719.13
5.4.260.3630.04018.93
5.4.250.3300.03018.80
5.4.240.3070.03019.12
5.4.230.3530.04718.92
5.4.220.3770.03718.88
5.4.210.3400.04019.09
5.4.200.3230.04018.80
5.4.190.3200.03719.06
5.4.180.3170.04719.12
5.4.170.3300.03719.12
5.4.160.2930.03719.06
5.4.150.3870.04019.06
5.4.140.3430.04016.33
5.4.130.3770.03716.38
5.4.120.3500.03716.26
5.4.110.2930.03716.06
5.4.100.3070.03316.45
5.4.90.2830.04016.36
5.4.80.3530.05016.39
5.4.70.3030.03016.20
5.4.60.2800.03716.36
5.4.50.2830.03316.37
5.4.40.2900.03716.16
5.4.30.2870.03316.40
5.4.20.3070.03716.36
5.4.10.2870.03716.21
5.4.00.2600.03715.99
5.3.290.2900.03314.57
5.3.280.2900.03014.57
5.3.270.3170.04014.55
5.3.260.4070.04714.55
5.3.250.3530.03314.55
5.3.240.3230.04314.46
5.3.230.3470.03714.64
5.3.220.3630.03314.66
5.3.210.3770.03314.44
5.3.200.3370.03314.54
5.3.190.2930.04314.66
5.3.180.2800.03714.40
5.3.170.3270.03314.59
5.3.160.3400.03314.46
5.3.150.2830.03314.41
5.3.140.2870.04314.64
5.3.130.3130.03014.45
5.3.120.3000.03714.45
5.3.110.3000.04314.39
5.3.100.2900.03713.88
5.3.90.2600.03713.86
5.3.80.2700.03713.86
5.3.70.2630.03713.85
5.3.60.2700.03313.94
5.3.50.2800.03713.82
5.3.40.3200.04713.85
5.3.30.3100.03714.00
5.3.20.2930.04013.53
5.3.10.2770.03713.53
5.3.00.2930.03013.57
5.2.170.2430.03311.73
5.2.160.2430.03711.73
5.2.150.2470.03311.73
5.2.140.2530.02711.73
5.2.130.2530.02711.73
5.2.120.2070.03311.73
5.2.110.2270.03011.73
5.2.100.2070.03311.73
5.2.90.2500.02711.73
5.2.80.2130.02711.73
5.2.70.2370.03011.73
5.2.60.2030.03011.73
5.2.50.2030.03011.73
5.2.40.2170.02711.73
5.2.30.2200.03011.73
5.2.20.1400.03011.73
5.2.10.2070.02711.73
5.2.00.2530.02711.73
5.1.60.2200.03011.73
5.1.50.2170.02711.73
5.1.40.1970.03011.73
5.1.30.2430.02311.73
5.1.20.1930.03011.73
5.1.10.2370.02311.73
5.1.00.2300.01711.73
5.0.50.1230.02711.73
5.0.40.1170.01711.73
5.0.30.1070.03011.73
5.0.20.1400.02311.73
5.0.10.0830.02311.73
5.0.00.0070.05311.73
4.4.90.1030.01711.73
4.4.80.1170.02311.73
4.4.70.0800.01711.73
4.4.60.1030.02311.73
4.4.50.1000.02311.73
4.4.40.1300.02711.73
4.4.30.1130.01711.73
4.4.20.1270.01711.73
4.4.10.1300.01011.73
4.4.00.1170.02711.73
4.3.110.1000.01311.73
4.3.100.1130.01711.73
4.3.90.1400.02011.73
4.3.80.0000.05711.73
4.3.70.0030.02011.73
4.3.60.0000.03311.73
4.3.50.0070.02011.73
4.3.40.0030.05311.73
4.3.30.0000.02311.73
4.3.20.0030.02311.73
4.3.10.0000.01711.73
4.3.00.0030.02711.73

preferences:
59.08 ms | 401 KiB | 5 Q