3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a' => '123', 'b' => '321', 'c' => ['asdf' => 'asdf']]; $b = ['a' => '123', 'b' => '123', 'c' => ['asdf' => 'asdf123']]; $r = array_udiff_assoc($a, $b, function($old, $new) { var_dump($old, $new); return $new == $old ? 0 : -1; }); var_dump($r);

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)
8.3.60.0110.00316.38
8.3.50.0110.00622.11
8.3.40.0040.01118.77
8.3.30.0120.00318.77
8.3.20.0040.00420.20
8.3.10.0000.00923.70
8.3.00.0030.00517.63
8.2.180.0120.01218.17
8.2.170.0140.00022.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00817.63
8.2.110.0030.00622.25
8.2.100.0040.00818.03
8.2.90.0050.00319.23
8.2.80.0030.00617.97
8.2.70.0030.00617.63
8.2.60.0040.00417.91
8.2.50.0080.00018.07
8.2.40.0000.00819.14
8.2.30.0000.00720.58
8.2.20.0000.00817.75
8.2.10.0000.00918.12
8.2.00.0040.00417.99
8.1.280.0040.01125.92
8.1.270.0040.00423.96
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0090.00022.42
8.1.230.0040.00917.79
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0030.00617.48
8.1.190.0040.00417.35
8.1.180.0030.00618.10
8.1.170.0030.00618.64
8.1.160.0080.00022.05
8.1.150.0070.00018.86
8.1.140.0040.00419.61
8.1.130.0050.00317.66
8.1.120.0000.00717.47
8.1.110.0030.00517.43
8.1.100.0000.00817.47
8.1.90.0040.00417.41
8.1.80.0000.00717.44
8.1.70.0030.00317.43
8.1.60.0000.00717.51
8.1.50.0040.00417.47
8.1.40.0060.00317.46
8.1.30.0030.00517.57
8.1.20.0000.00817.55
8.1.10.0000.00817.44
8.1.00.0120.00017.43
8.0.300.0030.00518.77
8.0.290.0000.00716.75
8.0.280.0030.00318.45
8.0.270.0030.00317.14
8.0.260.0060.00017.26
8.0.250.0080.00016.81
8.0.240.0080.00016.90
8.0.230.0000.00816.96
8.0.220.0030.00316.79
8.0.210.0030.00616.91
8.0.200.0060.00016.88
8.0.190.0040.00416.95
8.0.180.0000.00816.80
8.0.170.0030.00616.89
8.0.160.0040.00416.81
8.0.150.0000.00716.86
8.0.140.0030.00316.84
8.0.130.0030.00313.35
8.0.120.0040.00416.84
8.0.110.0000.00816.71
8.0.100.0000.00716.77
8.0.90.0000.00716.82
8.0.80.0040.01116.94
8.0.70.0040.00416.87
8.0.60.0000.00816.88
8.0.50.0000.00816.74
8.0.30.0110.00917.06
8.0.20.0100.00917.40
8.0.10.0000.00716.85
8.0.00.0120.01116.69
7.4.330.0030.00315.20
7.4.320.0000.00616.50
7.4.300.0000.00616.39
7.4.290.0030.00316.60
7.4.280.0000.00716.52
7.4.270.0070.00016.42
7.4.260.0030.00316.61
7.4.250.0030.00616.46
7.4.240.0050.00216.56
7.4.230.0070.00016.55
7.4.220.0070.01116.53
7.4.210.0120.00416.57
7.4.200.0000.00716.46
7.4.160.0130.00316.65
7.4.150.0130.00617.40
7.4.140.0150.01417.86
7.4.130.0090.00916.48
7.4.120.0090.00916.59
7.4.110.0150.00916.53
7.4.100.0150.00916.38
7.4.90.0080.01116.39
7.4.80.0000.01819.39
7.4.70.0090.00916.50
7.4.60.0060.01116.48
7.4.50.0000.00816.48
7.4.40.0150.00416.55
7.4.30.0100.01416.67
7.4.00.0080.00814.88
7.3.330.0030.00313.29
7.3.320.0000.00613.23
7.3.310.0070.00016.19
7.3.300.0060.00016.30
7.3.290.0090.00816.30
7.3.280.0110.00916.28
7.3.270.0120.00617.40
7.3.260.0120.00816.36
7.3.250.0090.00816.22
7.3.240.0050.01216.34
7.3.230.0130.00516.55
7.3.210.0030.01416.33
7.3.200.0030.01316.31
7.3.190.0320.02616.57
7.3.180.0070.01016.48
7.3.170.0060.01116.60
7.3.160.0090.00616.21
7.2.330.0060.01116.63
7.2.320.0090.00916.64
7.2.310.0130.00916.50
7.2.300.0060.01316.54
7.2.290.0120.00916.66
7.2.00.0000.00918.64
7.1.100.0000.01117.93
7.1.70.0040.01117.20
7.1.60.0120.01219.43
7.1.50.0040.00716.84
7.1.00.0070.07322.46
7.0.200.1110.00014.84
7.0.100.0200.04019.98
7.0.90.0100.06719.88
7.0.80.0170.07019.94
7.0.70.0100.04719.93
7.0.60.0170.06319.92
7.0.50.0070.04720.27
7.0.40.0000.04020.06
7.0.30.0030.04320.00
7.0.20.0000.04720.19
7.0.10.0070.04020.14
7.0.00.0130.06320.18
5.6.280.0070.06321.10
5.6.250.0030.05720.57
5.6.240.0000.06020.75
5.6.230.0100.03720.64
5.6.220.0070.04020.66
5.6.210.0000.05020.66
5.6.200.0100.04721.12
5.6.190.0030.05721.09
5.6.180.0070.04020.96
5.6.170.0030.04720.96
5.6.160.0030.04021.14
5.6.150.0000.04720.95
5.6.140.0070.08721.11
5.6.130.0030.07021.05
5.6.120.0070.08021.14
5.6.110.0100.07020.96
5.6.100.0130.07021.07
5.6.90.0070.08021.09
5.6.80.0100.07720.49
5.6.70.0030.07720.34
5.6.60.0070.07320.31
5.6.50.0130.07720.49
5.6.40.0070.07320.48
5.6.30.0170.07320.35
5.6.20.0130.06720.42
5.6.10.0100.07720.30
5.6.00.0200.06320.42
5.5.380.0070.05320.43
5.5.370.0130.04720.55
5.5.360.0130.04320.41
5.5.350.0030.05020.37
5.5.340.0000.04720.80
5.5.330.0070.04020.84
5.5.320.0000.04720.77
5.5.310.0070.07320.85
5.5.300.0070.05320.83
5.5.290.0030.03720.92
5.5.280.0070.08320.83
5.5.270.0000.06320.76
5.5.260.0000.08720.80
5.5.250.0070.08020.66
5.5.240.0100.07720.19
5.5.230.0130.07720.27
5.5.220.0130.07320.20
5.5.210.0130.07720.28
5.5.200.0070.08320.23
5.5.190.0030.08720.28
5.5.180.0070.08319.97
5.5.160.0270.05320.21
5.5.150.0070.07320.28
5.5.140.0070.08020.15
5.5.130.0170.03720.10
5.5.120.0170.07020.28
5.5.110.0070.08020.11
5.5.100.0130.07320.13
5.5.90.0070.07320.11
5.5.80.0030.06320.10
5.5.70.0130.07020.06
5.5.60.0070.08020.15
5.5.50.0100.07320.08
5.5.40.0070.04720.12
5.5.30.0070.07320.08
5.5.20.0170.07020.06
5.5.10.0130.06720.10
5.5.00.0070.08020.11
5.4.450.0070.03319.24
5.4.440.0000.08319.46
5.4.430.0100.07019.57
5.4.420.0170.07719.38
5.4.410.0100.06719.41
5.4.400.0100.07319.05
5.4.390.0070.07319.05
5.4.380.0030.07719.23
5.4.370.0070.04319.14
5.4.360.0130.07019.14
5.4.350.0070.04719.05
5.4.340.0100.08019.04
5.4.320.0170.06019.10
5.4.310.0070.05018.88
5.4.300.0030.08019.21
5.4.290.0100.07319.25
5.4.280.0030.08018.99
5.4.270.0200.06318.85
5.4.260.0100.07319.03
5.4.250.0070.07019.22
5.4.240.0100.04319.03
5.4.230.0170.06719.23
5.4.220.0070.05718.94
5.4.210.0030.08018.89
5.4.200.0100.07318.85
5.4.190.0030.08019.09
5.4.180.0100.07319.03
5.4.170.0030.08019.08
5.4.160.0130.05019.16
5.4.150.0070.08319.21
5.4.140.0070.07316.43
5.4.130.0070.07316.33
5.4.120.0100.07316.34
5.4.110.0100.07016.32
5.4.100.0130.06316.43
5.4.90.0100.07016.47
5.4.80.0070.07316.38
5.4.70.0100.06016.48
5.4.60.0130.06316.50
5.4.50.0100.06016.48
5.4.40.0030.08016.38
5.4.30.0070.07316.48
5.4.20.0100.06016.36
5.4.10.0000.06716.48
5.4.00.0100.04015.88

preferences:
42.77 ms | 401 KiB | 5 Q