3v4l.org

run code in 300+ PHP versions simultaneously
<?php $required = ['foo' => '', 'bar' => '']; $optional = ['ba' => '']; $data = ['foo' => '', 'bar' => '', 'baz' => '']; var_dump(array_diff_key($data, $required, $optional));

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)
8.3.60.0110.00418.56
8.3.50.0100.00721.92
8.3.40.0150.00618.49
8.3.30.0070.00718.84
8.3.20.0080.00019.99
8.3.10.0080.00022.10
8.3.00.0050.00222.47
8.2.180.0120.00916.50
8.2.170.0090.00618.83
8.2.160.0140.00022.96
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0070.00726.16
8.2.120.0030.00617.50
8.2.110.0030.00622.03
8.2.100.0000.01217.72
8.2.90.0000.00719.26
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0060.00317.93
8.2.50.0080.00018.07
8.2.40.0000.00818.16
8.2.30.0040.00418.05
8.2.20.0000.00717.46
8.2.10.0080.00017.57
8.2.00.0000.00817.51
8.1.280.0200.00325.92
8.1.270.0000.00922.14
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00323.98
8.1.230.0080.00318.97
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0080.00517.10
8.1.190.0050.00317.50
8.1.180.0070.00018.56
8.1.170.0040.00418.59
8.1.160.0000.00721.92
8.1.150.0040.00418.48
8.1.140.0080.00017.36
8.1.130.0030.00317.70
8.1.120.0000.00717.38
8.1.110.0040.00417.26
8.1.100.0000.00717.30
8.1.90.0000.00717.38
8.1.80.0040.00317.33
8.1.70.0030.00317.36
8.1.60.0020.00517.54
8.1.50.0000.00717.45
8.1.40.0000.00817.30
8.1.30.0040.00417.59
8.1.20.0030.00517.54
8.1.10.0050.00217.30
8.1.00.0030.00517.38
8.0.300.0050.00319.03
8.0.290.0000.00717.04
8.0.280.0040.00418.41
8.0.270.0030.00317.10
8.0.260.0070.00016.70
8.0.250.0020.00516.87
8.0.240.0070.00016.91
8.0.230.0000.00716.74
8.0.220.0000.00716.75
8.0.210.0070.00016.69
8.0.200.0070.00016.83
8.0.190.0030.00316.75
8.0.180.0000.00716.73
8.0.170.0060.00316.86
8.0.160.0050.00216.75
8.0.150.0080.00016.71
8.0.140.0000.00716.78
8.0.130.0060.00013.24
8.0.120.0000.00716.84
8.0.110.0000.01016.88
8.0.100.0030.00416.79
8.0.90.0070.00016.82
8.0.80.0030.01116.88
8.0.70.0070.00016.70
8.0.60.0030.00316.70
8.0.50.0040.00416.92
8.0.30.0130.00616.95
8.0.20.0090.00917.40
8.0.10.0030.00417.00
8.0.00.0130.00516.63
7.4.330.0000.00515.00
7.4.320.0000.00616.53
7.4.300.0030.00316.52
7.4.290.0000.00716.34
7.4.280.0040.00416.52
7.4.270.0040.00416.29
7.4.260.0030.00316.43
7.4.250.0070.00016.32
7.4.240.0040.00416.57
7.4.230.0070.00016.61
7.4.220.0070.01016.28
7.4.210.0110.00716.43
7.4.200.0000.00716.41
7.4.190.0000.00716.63
7.4.160.0060.00916.47
7.4.150.0090.00917.40
7.4.140.0070.01317.86
7.4.130.0120.00716.43
7.4.120.0090.00916.34
7.4.110.0100.00716.27
7.4.100.0100.00716.53
7.4.90.0130.00916.50
7.4.80.0070.01719.39
7.4.70.0030.01316.31
7.4.60.0100.01116.62
7.4.50.0030.00616.34
7.4.40.0060.00922.77
7.4.30.0070.00716.20
7.4.00.0080.00714.91
7.3.330.0050.00012.93
7.3.320.0030.00313.07
7.3.310.0040.00416.27
7.3.300.0060.00016.12
7.3.290.0140.00616.18
7.3.280.0090.00816.13
7.3.270.0150.00317.40
7.3.260.0080.00916.32
7.3.250.0110.00616.13
7.3.240.0100.01016.47
7.3.230.0100.01016.39
7.3.210.0050.01116.16
7.3.200.0040.01419.39
7.3.190.0190.00416.18
7.3.180.0000.01816.39
7.3.170.0070.01116.27
7.3.160.0000.01616.04
7.3.120.0040.01114.71
7.3.00.0040.00716.52
7.2.330.0090.00916.41
7.2.320.0030.01916.14
7.2.310.0110.00716.29
7.2.300.0060.01216.53
7.2.290.0030.01716.46
7.2.130.0090.00316.67
7.2.120.0030.00616.64
7.2.110.0060.00316.52
7.2.100.0060.00616.58
7.2.90.0070.00716.85
7.2.80.0060.00616.65
7.2.70.0070.00716.61
7.2.60.0080.00416.31
7.2.50.0090.00316.68
7.2.40.0060.00316.75
7.2.30.0000.01216.44
7.2.20.0030.01016.82
7.2.10.0030.00716.59
7.2.00.0040.00817.96
7.1.250.0080.00415.70
7.1.240.0070.00715.72
7.1.230.0060.00615.87
7.1.220.0070.00415.64
7.1.210.0070.00415.50
7.1.200.0000.01115.75
7.1.190.0090.00015.61
7.1.180.0060.00315.42
7.1.170.0030.00715.37
7.1.160.0090.00315.78
7.1.150.0040.00815.72
7.1.140.0030.00615.77
7.1.130.0030.00715.71
7.1.120.0130.00715.45
7.1.110.0000.00915.56
7.1.100.0100.00716.69
7.1.90.0070.00415.63
7.1.80.0110.00015.69
7.1.70.0030.00616.18
7.1.60.0020.00916.39
7.1.50.0040.01316.29
7.1.40.0090.00915.70
7.1.30.0070.01015.60
7.1.20.0140.00415.79
7.1.10.0170.00015.64
7.1.00.0080.04219.12
7.0.330.0030.00715.20
7.0.320.0040.00715.55
7.0.310.0030.00615.33
7.0.300.0040.00715.39
7.0.290.0030.01015.34
7.0.280.0000.01215.09
7.0.270.0000.01215.51
7.0.260.0000.00915.15
7.0.250.0080.00315.30
7.0.240.0080.00815.49
7.0.230.0070.00315.02
7.0.220.0040.01115.31
7.0.210.0050.00415.52
7.0.200.0080.00815.93
7.0.190.0090.00915.50
7.0.180.0140.00415.39
7.0.170.0140.00315.36
7.0.160.0150.00015.33
7.0.150.0150.00015.12
7.0.140.0040.04018.71
7.0.130.0070.00715.14
7.0.120.0070.00715.01
7.0.110.0070.01015.28
7.0.100.0100.00615.40
7.0.90.0070.00715.38
7.0.80.0140.00315.29
7.0.70.0090.00315.34
7.0.60.0160.03617.69
7.0.50.0070.04416.47
7.0.40.0070.04416.84
7.0.30.0200.04016.70
7.0.20.0170.02216.68
7.0.10.0230.04016.70
7.0.00.0030.02316.71
5.6.380.0030.00814.42
5.6.370.0030.00713.96
5.6.360.0070.00814.45
5.6.350.0040.00714.00
5.6.340.0040.00714.21
5.6.330.0030.00614.48
5.6.320.0110.00414.43
5.6.310.0080.00514.24
5.6.300.0040.01114.14
5.6.290.0030.01314.02
5.6.280.0060.04017.58
5.6.270.0060.00613.93
5.6.260.0130.00013.93
5.6.250.0090.00413.98
5.6.240.0060.01014.08
5.6.230.0110.00313.88
5.6.220.0000.01414.15
5.6.210.0040.02917.27
5.6.200.0080.04516.16
5.6.190.0060.05017.20
5.6.180.1820.02917.18
5.6.170.0140.02717.27
5.6.160.0070.04717.22
5.6.150.0030.04216.00
5.6.140.0030.04716.23
5.6.130.0060.04616.18
5.6.120.0100.03017.49
5.6.110.0050.04117.51
5.6.100.0130.03517.61
5.6.90.0040.02317.59
5.6.80.0070.04517.20
5.6.70.0210.03417.18
5.6.60.0030.00714.07
5.6.50.0000.01113.96
5.6.40.0030.00514.14
5.6.30.0030.00714.11
5.6.20.0090.00614.41
5.6.10.0060.00614.23
5.6.00.0070.00414.30
5.5.380.0060.00611.15
5.5.370.0030.00511.01
5.5.360.0030.00611.04
5.5.350.0030.04015.69
5.5.340.0050.02314.41
5.5.330.0090.03515.65
5.5.320.0130.02315.74
5.5.310.0120.04715.58
5.5.300.0020.02314.46
5.5.290.0050.04114.40
5.5.280.0080.04415.88
5.5.270.0070.04215.93
5.5.260.0090.03415.87
5.5.250.0090.04015.78
5.5.240.0070.04215.59
5.5.230.0000.00710.90
5.5.220.0030.00811.05
5.5.210.0040.00410.90
5.5.200.0040.00410.90
5.5.190.0000.00910.90
5.5.180.0080.00410.90
5.5.170.0030.00310.90
5.5.160.0080.00010.90
5.5.150.0040.00410.90
5.5.140.0000.00911.00
5.5.130.0040.00410.90
5.5.120.0070.00010.90
5.5.110.0080.00010.98
5.5.100.0000.00710.90
5.5.90.0040.00410.90
5.5.80.0000.00710.91
5.5.70.0030.00710.90
5.5.60.0030.00910.99
5.5.50.0000.00810.90
5.5.40.0080.00010.90
5.5.30.0040.00410.90
5.5.20.0090.00010.90
5.5.10.0000.00810.90
5.5.00.0000.00610.90
5.4.450.0260.02815.19
5.4.440.0270.03715.24
5.4.430.0050.03115.05
5.4.420.0090.02615.28
5.4.410.0030.04015.14
5.4.400.0480.00414.77
5.4.390.0370.00414.87
5.4.380.0120.03214.71
5.4.370.0470.02714.70
5.4.360.0330.03114.81
5.4.350.0530.02814.76
5.4.340.0370.02414.75
5.4.330.0070.00010.90
5.4.320.0040.02011.68
5.4.310.0060.02211.68
5.4.300.0040.02111.68
5.4.290.0040.02411.67
5.4.280.0050.01911.62
5.4.270.0050.02011.62
5.4.260.0020.03214.82
5.4.250.0150.03014.82
5.4.240.0060.02814.90
5.4.230.0050.03014.89
5.4.220.0070.03114.85
5.4.210.0050.03014.94
5.4.200.0160.03514.96
5.4.190.0000.04714.97
5.4.180.0030.03914.86
5.4.170.0030.03114.84
5.4.160.0070.02614.88
5.4.150.0080.02714.88
5.4.140.0100.02513.57
5.4.130.0030.02713.63
5.4.120.0080.03813.59
5.4.110.0080.02713.71
5.4.100.0080.02513.56
5.4.90.0070.02513.59
5.4.80.0050.02713.71
5.4.70.0070.02313.65
5.4.60.0080.02313.70
5.4.50.0130.02213.58
5.4.40.0100.02713.65
5.4.30.0070.02813.64
5.4.20.0070.03213.53
5.4.10.0090.02613.60
5.4.00.0060.02713.30
5.3.290.0070.02411.85
5.3.280.0100.02412.77
5.3.270.0020.03012.76
5.3.260.0080.02812.65
5.3.250.0060.02512.77
5.3.240.0080.03312.67
5.3.230.0160.02512.75
5.3.220.0070.02712.69
5.3.210.0030.03012.74
5.3.200.0080.02512.62
5.3.190.0080.02712.69
5.3.180.0050.02912.76
5.3.170.0020.03312.78
5.3.160.0050.02712.58
5.3.150.0070.02612.69
5.3.140.0120.03312.73
5.3.130.0040.03312.65
5.3.120.0030.03412.57
5.3.110.0060.02612.72
5.3.100.0090.02512.49
5.3.90.0050.02712.46
5.3.80.0040.02912.47
5.3.70.0080.02512.48
5.3.60.0030.02912.34
5.3.50.0050.02712.35
5.3.40.0050.02812.34
5.3.30.0030.03012.37
5.3.20.0070.03212.28
5.3.10.0080.02312.16
5.3.00.0070.03412.27
5.2.170.0020.02610.98
5.2.160.0100.01511.02
5.2.150.0060.02311.02
5.2.140.0050.03011.02
5.2.130.0030.02310.96
5.2.120.0050.02010.95
5.2.110.0050.02111.07
5.2.100.0030.03511.01
5.2.90.0110.02511.01
5.2.80.0100.02311.01
5.2.70.0020.02410.94
5.2.60.0050.01911.02
5.2.50.0050.02210.94
5.2.40.0040.02110.95
5.2.30.0030.03010.93
5.2.20.0020.02610.98
5.2.10.0070.01810.96
5.2.00.0070.01810.69
5.1.60.0050.01810.47
5.1.50.0020.02810.48
5.1.40.0060.01810.53
5.1.30.0080.01510.70
5.1.20.0060.02610.66
5.1.10.0060.01810.37
5.1.00.0050.02010.51
5.0.50.0020.0179.66
5.0.40.0020.0159.68
5.0.30.0050.0209.60
5.0.20.0040.0189.52
5.0.10.0040.0139.55
5.0.00.0030.0259.62
4.4.90.0020.0149.01
4.4.80.0020.0119.01
4.4.70.0000.0179.01
4.4.60.0020.0129.01
4.4.50.0000.0149.01
4.4.40.0040.0189.01
4.4.30.0030.0159.01
4.4.20.0020.0179.01
4.4.10.0040.0139.01
4.4.00.0010.0219.01
4.3.110.0010.0189.01
4.3.100.0030.0109.01
4.3.90.0020.0159.01
4.3.80.0000.0239.01
4.3.70.0020.0139.01
4.3.60.0030.0089.01
4.3.50.0020.0139.01
4.3.40.0000.0249.01
4.3.30.0020.0129.01
4.3.20.0020.0139.01
4.3.10.0050.0129.01
4.3.00.0080.0129.32

preferences:
48.68 ms | 401 KiB | 5 Q