3v4l.org

run code in 300+ PHP versions simultaneously
<?php $items = array(new \stdClass(), new \stdClass()); $udiff = array_udiff($items, $items, function ($a, $b) { if ($a < $b) return -1; if ($a > $b) return 1; return 0; }); var_dump($udiff);

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)
8.3.60.0140.00716.63
8.3.50.0080.00822.84
8.3.40.0070.00718.84
8.3.30.0070.00719.00
8.3.20.0040.00420.30
8.3.10.0040.00421.63
8.3.00.0080.00019.38
8.2.180.0070.01518.54
8.2.170.0140.00022.96
8.2.160.0070.00720.45
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00720.96
8.2.110.0100.00722.25
8.2.100.0110.00017.91
8.2.90.0080.00019.40
8.2.80.0080.00017.97
8.2.70.0060.00317.63
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0060.00319.66
8.2.30.0000.00918.07
8.2.20.0040.00417.57
8.2.10.0050.00218.00
8.2.00.0040.00417.72
8.1.280.0130.00625.92
8.1.270.0050.00523.78
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0070.01323.83
8.1.230.0060.00619.02
8.1.220.0000.00817.78
8.1.210.0040.00418.77
8.1.200.0050.00517.48
8.1.190.0000.00917.35
8.1.180.0000.00818.10
8.1.170.0040.00418.57
8.1.160.0040.00421.93
8.1.150.0050.00218.86
8.1.140.0030.00717.34
8.1.130.0030.00317.89
8.1.120.0000.00717.46
8.1.110.0030.00617.37
8.1.100.0030.00417.46
8.1.90.0000.00717.52
8.1.80.0000.01017.41
8.1.70.0000.00717.42
8.1.60.0040.00417.57
8.1.50.0000.00817.47
8.1.40.0030.00617.55
8.1.30.0030.00617.49
8.1.20.0020.00517.67
8.1.10.0000.00717.56
8.1.00.0000.00717.39
8.0.300.0050.00318.77
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0030.00317.12
8.0.260.0030.00317.18
8.0.250.0070.00016.97
8.0.240.0040.00416.95
8.0.230.0000.00716.82
8.0.220.0040.00416.84
8.0.210.0040.00416.78
8.0.200.0030.00316.97
8.0.190.0040.00317.02
8.0.180.0070.00016.95
8.0.170.0060.00316.86
8.0.160.0000.00716.84
8.0.150.0030.00516.67
8.0.140.0070.00016.68
8.0.130.0070.00013.29
8.0.120.0000.00816.91
8.0.110.0070.00016.95
8.0.100.0000.00716.90
8.0.90.0000.00816.78
8.0.80.0070.00816.96
8.0.70.0070.00016.89
8.0.60.0050.00216.91
8.0.50.0050.00316.95
8.0.30.0120.00617.15
8.0.20.0130.00917.40
8.0.10.0000.00717.13
8.0.00.0080.01216.87
7.4.330.0020.00215.00
7.4.320.0030.00316.52
7.4.300.0030.00316.52
7.4.290.0070.00016.61
7.4.280.0000.00916.45
7.4.270.0030.00316.61
7.4.260.0000.00716.43
7.4.250.0040.00416.47
7.4.240.0030.00516.52
7.4.230.0000.00716.31
7.4.220.0100.01016.55
7.4.210.0080.00516.57
7.4.200.0040.00416.59
7.4.160.0110.00516.51
7.4.150.0100.00717.40
7.4.140.0070.01317.86
7.4.130.0100.00816.46
7.4.120.0030.01416.51
7.4.110.0120.01216.51
7.4.100.0100.01216.36
7.4.90.0130.00316.57
7.4.80.0100.01219.39
7.4.70.0150.00816.34
7.4.60.0070.01016.35
7.4.50.0050.00316.50
7.4.40.0060.01816.56
7.4.30.0120.01116.50
7.4.10.0060.01315.04
7.4.00.0100.00714.87
7.3.330.0000.00513.13
7.3.320.0030.00313.39
7.3.310.0040.00416.13
7.3.300.0030.00316.36
7.3.290.0070.00716.34
7.3.280.0090.00616.30
7.3.270.0000.01717.40
7.3.260.0160.01216.49
7.3.250.0090.01116.47
7.3.240.0070.01016.30
7.3.230.0120.00616.39
7.3.210.0030.01216.35
7.3.200.0030.01619.39
7.3.190.0060.01016.31
7.3.180.0070.01016.23
7.3.170.0070.00716.55
7.3.160.0140.00316.61
7.3.130.0100.01014.83
7.3.120.0110.00814.84
7.3.110.0090.00914.66
7.3.100.0050.00714.71
7.3.90.0060.00614.88
7.3.80.0070.00514.67
7.3.70.0090.00614.72
7.3.60.0080.00714.79
7.3.50.0110.00514.83
7.3.40.0070.00614.74
7.3.30.0030.00614.70
7.3.20.0080.00516.71
7.3.10.0070.00716.68
7.3.00.0020.01116.55
7.2.330.0130.00616.52
7.2.320.0120.00616.48
7.2.310.0100.00716.45
7.2.300.0150.00416.31
7.2.290.0090.01316.66
7.2.260.0070.01014.96
7.2.250.0040.01514.92
7.2.240.0100.00815.01
7.2.230.0110.00415.01
7.2.220.0050.00514.94
7.2.210.0050.01014.94
7.2.200.0000.01414.77
7.2.190.0080.00714.89
7.2.180.0080.00814.96
7.2.170.0070.00714.92
7.2.160.0000.01415.04
7.2.150.0090.00316.78
7.2.140.0100.00716.65
7.2.130.0040.00916.61
7.2.120.0060.00816.95
7.2.110.0070.00717.00
7.2.100.0030.00916.90
7.2.90.0070.00716.85
7.2.80.0060.00616.75
7.2.70.0020.01216.88
7.2.60.0050.00916.67
7.2.50.0070.00516.74
7.2.40.0070.00716.94
7.2.30.0060.00717.04
7.2.20.0040.00816.72
7.2.10.0050.00916.95
7.2.00.0060.00817.63
7.1.330.0040.01015.57
7.1.320.0060.00915.73
7.1.310.0050.00515.86
7.1.300.0050.00515.74
7.1.290.0050.00815.69
7.1.280.0040.00915.76
7.1.270.0020.00915.66
7.1.260.0050.01015.71
7.1.250.0100.00515.77
7.1.240.0070.00715.76
7.1.230.0070.00515.72
7.1.220.0070.00915.67
7.1.210.0050.00615.52
7.1.200.0060.00715.85
7.1.190.0100.00315.83
7.1.180.0070.00515.85
7.1.170.0050.00915.88
7.1.160.0070.00615.74
7.1.150.0030.01315.80
7.1.140.0080.00515.90
7.1.130.0060.00515.76
7.1.120.0060.00815.61
7.1.110.0020.01215.84
7.1.100.0050.00616.66
7.1.90.0070.00715.64
7.1.80.0020.01015.93
7.1.70.0050.00616.20
7.1.60.0040.01317.01
7.1.50.0040.01216.15
7.1.40.0070.00515.57
7.1.30.0080.00715.80
7.1.20.0030.00915.78
7.1.10.0060.00615.90
7.1.00.0030.03318.02
7.0.330.0110.00115.31
7.0.320.0070.00515.35
7.0.310.0070.00415.32
7.0.300.0060.00615.21
7.0.290.0040.00615.42
7.0.280.0120.00215.34
7.0.270.0080.00615.24
7.0.260.0030.00915.18
7.0.250.0080.00615.47
7.0.240.0050.00715.52
7.0.230.0030.00915.29
7.0.220.0050.01215.46
7.0.210.0080.00715.33
7.0.200.0040.00915.88
7.0.190.0070.00615.58
7.0.180.0020.01115.26
7.0.170.0070.00515.36
7.0.160.0060.00315.43
7.0.150.0060.00715.37
7.0.140.0090.02717.63
7.0.130.0040.00815.38
7.0.120.0070.00315.17
7.0.110.0060.00515.46
7.0.100.0000.01115.39
7.0.90.0020.00815.27
7.0.80.0050.00715.14
7.0.70.0020.01115.48
7.0.60.0060.01916.87
7.0.50.0060.03316.25
7.0.40.0090.02515.65
7.0.30.0170.02915.72
7.0.20.0120.02115.60
7.0.10.0040.02315.73
7.0.00.0080.02815.60
5.6.400.0000.01414.26
5.6.390.0070.01013.91
5.6.380.0060.00814.19
5.6.370.0070.00714.57
5.6.360.0080.00414.25
5.6.350.0080.00614.35
5.6.340.0000.01314.38
5.6.330.0020.01214.47
5.6.320.0080.00714.16
5.6.310.0050.01014.34
5.6.300.0030.01014.37
5.6.290.0070.00714.03
5.6.280.0020.01214.07
5.6.270.0080.00814.44
5.6.260.0060.01014.14
5.6.250.0060.00714.42
5.6.240.0050.01014.42
5.6.230.0070.00714.37
5.6.220.0050.00814.26
5.6.210.0080.03016.41
5.6.200.0050.03215.64
5.6.190.0090.03016.32
5.6.180.0040.01816.40
5.6.170.0160.02916.34
5.6.160.0080.02516.38
5.6.150.0070.02915.56
5.6.140.0050.03015.56
5.6.130.0040.02315.57
5.6.120.0040.03416.50
5.6.110.0090.03316.62
5.6.100.0040.02016.50
5.6.90.0070.02616.44
5.6.80.0030.03416.32
5.6.70.1350.01716.35
5.6.60.0030.01114.23
5.6.50.0070.00714.26
5.6.40.0090.00514.22
5.6.30.0040.01014.25
5.6.20.0020.01114.21
5.6.10.0040.00614.01
5.6.00.0090.00614.07
5.5.380.0070.00612.69
5.5.370.0050.00512.60
5.5.360.0070.00612.71
5.5.350.0050.03315.43
5.5.340.0070.03214.55
5.5.330.0050.02415.11
5.5.320.0130.01815.22
5.5.310.0100.01915.23
5.5.300.0100.02314.52
5.5.290.0020.03414.44
5.5.280.0050.02915.43
5.5.270.0050.02515.41
5.5.260.0090.02615.38
5.5.250.0070.02815.41
5.5.240.0050.02615.17
5.5.230.0050.00812.36
5.5.220.0000.01112.58
5.5.210.0040.00912.72
5.5.200.0030.01012.49
5.5.190.0070.00712.55
5.5.180.0060.00512.69
5.5.170.0050.00612.58
5.5.160.0060.00612.61
5.5.150.0060.00812.67
5.5.140.0080.00512.48
5.5.130.0090.00312.51
5.5.120.0080.00512.70
5.5.110.0050.00912.54
5.5.100.0080.00512.65
5.5.90.0030.00912.76
5.5.80.0070.00412.57
5.5.70.0060.00512.64
5.5.60.0070.00612.55
5.5.50.0030.00712.61
5.5.40.0080.00212.75
5.5.30.0030.00812.46
5.5.20.0060.00812.55
5.5.10.0030.00912.58
5.5.00.0080.00212.63
5.4.450.0150.02213.99
5.4.440.0230.01914.00
5.4.430.0210.01413.98
5.4.420.0110.02213.89
5.4.410.0070.02113.85
5.4.400.0090.01813.80
5.4.390.0130.02013.73
5.4.380.0150.02313.72
5.4.370.0170.02113.70
5.4.360.0240.02413.56
5.4.350.0170.02113.55
5.4.340.0120.02113.55
5.4.330.0050.00411.15
5.4.320.0070.01411.58
5.4.310.0040.01611.66
5.4.300.0050.01611.58
5.4.290.0030.01811.65
5.4.280.0020.01711.65
5.4.270.0030.01811.61
5.4.260.0040.01711.50
5.4.250.0040.01411.58
5.4.240.0030.01611.58
5.4.230.0030.01711.64
5.4.220.0060.01411.63
5.4.210.0040.01311.56
5.4.200.0040.01911.54
5.4.190.0060.01611.67
5.4.180.0080.01111.58
5.4.170.0060.01411.57
5.4.160.0050.01511.56
5.4.150.0070.01411.56
5.4.140.0060.01411.49
5.4.130.0020.01911.49
5.4.120.0040.01711.38
5.4.110.0060.01411.49
5.4.100.0030.01911.42
5.4.90.0030.01711.38
5.4.80.0060.01511.48
5.4.70.0050.01611.50
5.4.60.0040.01711.49
5.4.50.0060.01511.34
5.4.40.0030.01611.53
5.4.30.0010.01911.45
5.4.20.0060.01411.34
5.4.10.0080.01411.43
5.4.00.0050.01611.17
5.3.290.0060.02011.79
5.3.280.0040.02111.52
5.3.270.0040.02011.68
5.3.260.0050.02111.73
5.3.250.0070.01811.55
5.3.240.0050.02411.58
5.3.230.0050.02211.64
5.3.220.0060.02011.49
5.3.210.0070.02011.46
5.3.200.0030.02111.53
5.3.190.0100.01811.40
5.3.180.0050.01911.52
5.3.170.0050.02111.62
5.3.160.0040.02011.50
5.3.150.0030.02311.64
5.3.140.0070.01811.46
5.3.130.0050.02011.46
5.3.120.0080.02111.59
5.3.110.0050.02211.54
5.3.100.0040.02111.34
5.3.90.0050.01911.31
5.3.80.0040.02111.12
5.3.70.0020.02111.15
5.3.60.0030.02211.35
5.3.50.0050.02311.21
5.3.40.0050.02111.13
5.3.30.0050.02011.26
5.3.20.0040.02111.03
5.3.10.0050.02011.02
5.3.00.0040.02411.02
5.2.170.0060.0179.30
5.2.160.0040.0169.30
5.2.150.0040.0179.30
5.2.140.0050.0159.30
5.2.130.0040.0179.28
5.2.120.0040.0179.28
5.2.110.0040.0219.28
5.2.100.0050.0199.28
5.2.90.0030.0199.28
5.2.80.0030.0169.28
5.2.70.0050.0179.28
5.2.60.0030.0179.26
5.2.50.0040.0199.24
5.2.40.0020.0179.23
5.2.30.0030.0219.22
5.2.20.0060.0159.21
5.2.10.0020.0209.17
5.2.00.0050.0149.10
5.1.60.0030.0208.75
5.1.50.0060.0148.74
5.1.40.0040.0138.73
5.1.30.0030.0148.91
5.1.20.0040.0158.92
5.1.10.0030.0198.78
5.1.00.0040.0148.78
5.0.50.0010.0138.03
5.0.40.0040.0117.95
5.0.30.0020.0197.86
5.0.20.0040.0107.84
5.0.10.0020.0137.83
5.0.00.0020.0177.83
4.4.90.0040.0087.10
4.4.80.0030.0097.09
4.4.70.0020.0147.09
4.4.60.0020.0127.09
4.4.50.0020.0107.10
4.4.40.0040.0147.06
4.4.30.0020.0107.09
4.4.20.0050.0077.13
4.4.10.0020.0107.13
4.4.00.0030.0167.09
4.3.110.0030.0097.05
4.3.100.0020.0107.04
4.3.90.0030.0087.03
4.3.80.0020.0157.00
4.3.70.0010.0117.03
4.3.60.0030.0097.02
4.3.50.0040.0097.02
4.3.40.0030.0136.98
4.3.30.0020.0116.35
4.3.20.0000.0126.34
4.3.10.0010.0106.32
4.3.00.0030.00912.55

preferences:
51.82 ms | 401 KiB | 5 Q