3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(101, 102, 103); $b = array(102, 100); $res = array_unique(array_merge($a, $b)); var_dump($res); var_dump(array_explode(",", $res));

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)
8.3.60.0040.01116.75
8.3.50.0080.00816.16
8.3.40.0150.00318.92
8.3.30.0190.00018.73
8.3.20.0040.00420.39
8.3.10.0030.00621.80
8.3.00.0080.00017.68
8.2.180.0110.01116.75
8.2.170.0070.00722.96
8.2.160.0060.00820.53
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0000.00720.43
8.2.120.0040.00426.35
8.2.110.0090.00019.30
8.2.100.0070.00417.72
8.2.90.0080.00019.18
8.2.80.0080.00017.97
8.2.70.0060.00617.50
8.2.60.0080.00017.80
8.2.50.0060.00318.10
8.2.40.0050.00322.20
8.2.30.0000.00720.88
8.2.20.0040.00418.10
8.2.10.0040.00417.93
8.2.00.0070.00017.92
8.1.280.0100.00725.92
8.1.270.0030.00523.81
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00723.79
8.1.230.0100.00020.98
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0040.00417.10
8.1.190.0040.00717.10
8.1.180.0080.00018.10
8.1.170.0060.00318.50
8.1.160.0020.00519.05
8.1.150.0000.00818.82
8.1.140.0000.00719.41
8.1.130.0000.00718.84
8.1.120.0000.00717.33
8.1.110.0000.00717.29
8.1.100.0040.00417.39
8.1.90.0040.00417.39
8.1.80.0000.00717.43
8.1.70.0040.00417.34
8.1.60.0040.00417.41
8.1.50.0000.00717.52
8.1.40.0030.00517.51
8.1.30.0060.00317.62
8.1.20.0030.00617.62
8.1.10.0030.00617.57
8.1.00.0040.00417.38
8.0.300.0050.00318.77
8.0.290.0060.00316.63
8.0.280.0000.00718.30
8.0.270.0050.00217.23
8.0.260.0000.00616.73
8.0.250.0030.00317.00
8.0.240.0030.00616.92
8.0.230.0040.00416.94
8.0.220.0000.00716.76
8.0.210.0070.00016.75
8.0.200.0070.00016.81
8.0.190.0040.00416.90
8.0.180.0000.00816.93
8.0.170.0000.00716.89
8.0.160.0040.00416.89
8.0.150.0000.00716.93
8.0.140.0040.00416.76
8.0.130.0050.00013.36
8.0.120.0000.00716.76
8.0.110.0050.00317.00
8.0.100.0040.00416.93
8.0.90.0020.00516.80
8.0.80.0030.01216.89
8.0.70.0050.00216.90
8.0.60.0000.00716.73
8.0.50.0000.00816.95
8.0.30.0110.00816.97
8.0.20.0100.01017.40
8.0.10.0030.00316.88
8.0.00.0110.00816.49
7.4.330.0050.00015.55
7.4.320.0000.00716.54
7.4.300.0030.00316.59
7.4.290.0040.00416.59
7.4.280.0020.00516.50
7.4.270.0000.00716.61
7.4.260.0000.00513.21
7.4.250.0070.00016.54
7.4.240.0050.00316.58
7.4.230.0030.00316.62
7.4.220.0060.01316.52
7.4.210.0130.00616.56
7.4.200.0070.00016.50
7.4.160.0090.00716.52
7.4.150.0140.00317.40
7.4.140.0110.01017.86
7.4.130.0090.00916.68
7.4.120.0080.00916.58
7.4.110.0080.00816.63
7.4.100.0040.01516.36
7.4.90.0100.00716.59
7.4.80.0090.00819.39
7.4.70.0120.00916.58
7.4.60.0080.00816.38
7.4.50.0070.01016.46
7.4.40.0040.01316.45
7.4.30.0100.00716.23
7.4.00.0120.00414.76
7.3.330.0030.00313.01
7.3.320.0000.00613.16
7.3.310.0000.00716.39
7.3.300.0030.00316.25
7.3.290.0130.00316.27
7.3.280.0090.00816.26
7.3.270.0140.00317.40
7.3.260.0080.01316.49
7.3.250.0110.00616.28
7.3.240.0080.01016.47
7.3.230.0060.01016.27
7.3.210.0100.00616.46
7.3.200.0060.01116.27
7.3.190.0000.01516.38
7.3.180.0080.00816.37
7.3.170.0120.00416.47
7.3.160.0070.01116.20
7.2.330.0100.00716.32
7.2.320.0100.00716.64
7.2.310.0030.01316.45
7.2.300.0060.01816.40
7.2.290.0160.00016.36
7.2.60.0000.01216.96
7.2.00.0090.00619.21
7.1.200.0030.01015.88
7.1.100.0060.00918.06
7.1.70.3970.00715.29
7.1.60.0370.02032.92
7.1.50.0330.00732.66
7.1.40.4530.01332.60
7.1.30.0230.01732.50
7.1.20.1070.02032.88
7.1.10.0070.01314.63
7.1.00.4630.01014.87
7.0.200.1900.00714.89
7.0.190.0270.01314.49
7.0.180.0130.00714.45
7.0.170.0600.01014.58
7.0.160.6030.01314.55
7.0.150.0600.01014.19
7.0.140.4970.01014.67
7.0.130.0070.01014.71
7.0.120.0070.01014.82
7.0.110.0200.01314.51
7.0.100.0070.01314.35
7.0.90.5130.00714.41
7.0.80.0070.01014.57
7.0.70.0030.01314.35
7.0.60.0030.01314.34
7.0.50.0070.01014.51
7.0.40.0030.01714.51
7.0.30.4230.01314.32
7.0.20.4170.00014.75
7.0.10.4230.00714.59
7.0.00.3970.01714.77

preferences:
44.92 ms | 400 KiB | 5 Q