3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = $bar = new \stdClass; $baz = new \stdClass; $a = array( $foo, $bar, $baz ); var_dump(array_unique($a, SORT_REGULAR)); var_dump(array_unique($a));

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)
8.3.60.0100.00718.56
8.3.50.0100.00821.99
8.3.40.0110.00418.79
8.3.30.0120.00418.97
8.3.20.0070.00020.26
8.3.10.0050.00320.66
8.3.00.0040.00420.49
8.2.180.0080.00816.63
8.2.170.0070.01022.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00419.83
8.2.110.0150.00619.27
8.2.100.0110.00017.91
8.2.90.0090.00017.75
8.2.80.0030.00518.91
8.2.70.0080.00017.63
8.2.60.0040.00419.47
8.2.50.0040.00417.63
8.2.40.0040.00418.03
8.2.30.0070.00417.96
8.2.20.0080.00017.83
8.2.10.0050.00217.93
8.2.00.0030.00517.93
8.1.280.0070.01025.92
8.1.270.0000.00823.92
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00021.24
8.1.230.0080.00323.93
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.47
8.1.190.0090.00017.23
8.1.180.0040.00418.10
8.1.170.0050.00217.62
8.1.160.0000.00818.83
8.1.150.0040.00418.79
8.1.140.0040.00419.44
8.1.130.0030.00317.75
8.1.120.0030.00317.50
8.1.110.0000.00717.46
8.1.100.0080.00017.36
8.1.90.0030.00517.36
8.1.80.0000.00717.36
8.1.70.0000.00717.35
8.1.60.0000.00817.56
8.1.50.0030.00517.42
8.1.40.0040.00417.50
8.1.30.0000.00817.54
8.1.20.0070.00017.48
8.1.10.0040.00417.42
8.1.00.0070.00017.48
8.0.300.0040.00419.60
8.0.290.0040.00416.75
8.0.280.0070.00018.37
8.0.270.0070.00017.19
8.0.260.0060.00317.16
8.0.250.0030.00316.95
8.0.240.0040.00417.05
8.0.230.0070.00016.94
8.0.220.0050.00316.90
8.0.210.0030.00316.88
8.0.200.0030.00316.95
8.0.190.0000.00817.02
8.0.180.0000.00716.96
8.0.170.0000.00716.82
8.0.160.0070.00016.92
8.0.150.0050.00216.86
8.0.140.0040.00316.88
8.0.130.0000.00513.33
8.0.120.0040.00416.80
8.0.110.0040.00416.93
8.0.100.0040.00416.89
8.0.90.0000.00716.75
8.0.80.0090.00616.94
8.0.70.0000.00716.85
8.0.60.0040.00417.02
8.0.50.0000.00816.93
8.0.30.0050.01417.22
8.0.20.0120.00817.40
8.0.10.0000.00717.04
8.0.00.0100.01016.72
7.4.330.0060.00016.77
7.4.320.0000.00616.42
7.4.300.0050.00316.60
7.4.290.0030.00316.50
7.4.280.0000.00816.58
7.4.270.0030.00316.43
7.4.260.0070.00016.58
7.4.250.0040.00416.57
7.4.240.0030.00316.49
7.4.230.0000.00716.59
7.4.220.0090.00616.44
7.4.210.0090.00516.52
7.4.200.0040.00416.41
7.4.160.0120.01216.59
7.4.150.0030.01717.40
7.4.140.0050.01317.86
7.4.130.0090.00816.60
7.4.120.0060.01116.59
7.4.110.0140.00316.53
7.4.100.0170.00016.40
7.4.90.0240.02416.54
7.4.80.0110.00619.39
7.4.70.0120.00916.54
7.4.60.0100.00716.60
7.4.50.0080.00816.46
7.4.40.0130.00416.43
7.4.30.0060.01016.65
7.4.00.0070.00814.94
7.3.330.0050.00013.11
7.3.320.0060.00013.09
7.3.310.0070.00016.35
7.3.300.0060.00016.09
7.3.290.0000.00716.24
7.3.280.0060.00816.25
7.3.270.0140.00317.40
7.3.260.0030.01716.39
7.3.250.0120.00716.36
7.3.240.0150.00716.29
7.3.230.0140.00316.39
7.3.210.0140.00316.27
7.3.200.0160.00016.23
7.3.190.0140.00316.29
7.3.180.0040.01116.20
7.3.170.0150.00816.29
7.3.160.0030.01316.54
7.3.120.0070.01114.58
7.3.110.0120.00614.71
7.3.100.0100.00314.98
7.3.90.0000.01014.64
7.3.80.0060.00914.82
7.3.70.0030.01014.75
7.3.60.0030.01314.47
7.3.50.0060.01014.52
7.3.40.0030.01014.70
7.3.30.0000.01114.80
7.3.20.0060.00916.80
7.3.10.0030.00916.58
7.3.00.0050.00316.34
7.2.330.0110.00816.31
7.2.320.0080.01116.68
7.2.310.0090.00916.64
7.2.300.0110.00716.43
7.2.290.0120.00916.62
7.2.250.0130.00614.99
7.2.240.0120.00915.00
7.2.230.0060.01014.94
7.2.220.0090.00614.95
7.2.210.0070.01114.87
7.2.200.0000.01514.94
7.2.190.0030.00614.89
7.2.180.0060.00614.64
7.2.170.0030.01214.75
7.2.60.0060.00616.78
7.2.00.0050.00519.44
7.1.330.0100.00315.84
7.1.320.0060.00915.51
7.1.310.0040.00815.92
7.1.300.0040.00415.57
7.1.290.0060.00315.73
7.1.280.0000.01315.67
7.1.270.0060.00615.92
7.1.260.0000.00915.84
7.1.200.0060.00615.88
7.1.100.0270.01017.71
7.1.70.0000.00917.09
7.1.60.0100.01419.27
7.1.50.0060.01216.63
7.1.00.0070.07322.43
7.0.200.0000.00816.77
7.0.60.0170.04019.92
7.0.50.0070.06017.84
7.0.40.0070.06319.99
7.0.30.0330.06020.33
7.0.20.0200.04320.33
7.0.10.0100.08320.04
7.0.00.0070.04320.01
5.6.280.0030.07321.14
5.6.210.0070.07720.71
5.6.200.0030.04318.17
5.6.190.0130.08020.43
5.6.180.0100.04020.56
5.6.170.0300.08320.38
5.6.160.0100.04720.33
5.6.150.0130.06318.12
5.6.140.0070.07718.15
5.6.130.0070.07718.21
5.6.120.0100.06320.89
5.6.110.0030.04320.88
5.6.100.0030.06720.98
5.6.90.0130.05720.96
5.6.80.0030.05720.47
5.5.350.0330.06720.29
5.5.340.0130.05317.92
5.5.330.0070.05720.15
5.5.320.0230.07320.29
5.5.310.0170.04320.16
5.5.300.0030.08017.88
5.5.290.0030.08317.91
5.5.280.0070.04020.87
5.5.270.0170.05320.71
5.5.260.0030.07720.93
5.5.250.0030.08320.68
5.5.240.0200.07320.05

preferences:
55.37 ms | 401 KiB | 5 Q