3v4l.org

run code in 300+ PHP versions simultaneously
<?php $required = array("a" => true, 'b'=>true); $seen = array("a"=>true, "b" => true, "c"=>true); $result = array_diff_key($required, $seen); print_r($result);

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)
8.3.60.0110.00716.25
8.3.50.0050.01022.85
8.3.40.0070.01418.89
8.3.30.0080.00618.79
8.3.20.0080.00020.08
8.3.10.0080.00023.53
8.3.00.0060.00319.13
8.2.180.0130.00316.50
8.2.170.0150.00622.96
8.2.160.0100.00320.45
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0090.00026.16
8.2.120.0050.00320.91
8.2.110.0080.00019.28
8.2.100.0040.00717.78
8.2.90.0040.00419.22
8.2.80.0030.00517.97
8.2.70.0090.00017.50
8.2.60.0050.00317.80
8.2.50.0080.00018.07
8.2.40.0080.00019.95
8.2.30.0040.00818.03
8.2.20.0050.00217.59
8.2.10.0000.00817.94
8.2.00.0040.00417.65
8.1.280.0120.00425.92
8.1.270.0000.00823.88
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0040.01422.47
8.1.230.0080.00320.91
8.1.220.0030.00518.77
8.1.210.0040.00418.77
8.1.200.0100.00017.11
8.1.190.0040.00417.00
8.1.180.0000.00718.10
8.1.170.0040.00418.51
8.1.160.0070.00021.79
8.1.150.0070.00018.81
8.1.140.0040.00417.28
8.1.130.0070.00017.81
8.1.120.0070.00017.37
8.1.110.0030.00517.26
8.1.100.0000.00817.33
8.1.90.0040.00417.37
8.1.80.0000.00717.38
8.1.70.0000.00817.35
8.1.60.0000.00917.54
8.1.50.0030.00517.45
8.1.40.0040.00417.31
8.1.30.0040.00417.48
8.1.20.0040.00417.60
8.1.10.0050.00317.39
8.1.00.0000.00717.36
8.0.300.0050.00319.97
8.0.290.0000.00716.63
8.0.280.0080.00018.37
8.0.270.0050.00217.21
8.0.260.0000.00717.16
8.0.250.0030.00316.79
8.0.240.0070.00016.79
8.0.230.0000.00616.76
8.0.220.0030.00316.86
8.0.210.0030.00316.77
8.0.200.0030.00516.75
8.0.190.0030.00616.90
8.0.180.0030.00316.80
8.0.170.0040.00416.86
8.0.160.0000.00716.84
8.0.150.0000.00716.75
8.0.140.0040.00416.80
8.0.130.0030.00313.21
8.0.120.0000.00716.68
8.0.110.0070.00016.74
8.0.100.0030.00516.65
8.0.90.0030.00316.91
8.0.80.0060.01016.77
8.0.70.0040.00416.80
8.0.60.0000.00716.80
8.0.50.0000.00816.75
8.0.30.0100.01117.04
8.0.20.0120.00817.40
8.0.10.0040.00416.70
8.0.00.0100.00716.60
7.4.330.0000.00515.07
7.4.320.0030.00316.43
7.4.300.0030.00316.43
7.4.290.0060.00016.32
7.4.280.0090.00016.51
7.4.270.0030.00316.46
7.4.260.0000.00716.41
7.4.250.0000.00816.35
7.4.240.0020.00516.46
7.4.230.0030.00316.19
7.4.220.0070.01016.37
7.4.210.0070.00716.48
7.4.200.0070.00016.43
7.4.160.0150.00016.45
7.4.150.0070.01017.40
7.4.140.0090.00917.86
7.4.130.0110.00616.38
7.4.120.0070.01016.31
7.4.110.0070.01016.57
7.4.100.0030.01316.39
7.4.90.0040.01416.36
7.4.80.0110.01119.39
7.4.70.0120.00916.30
7.4.60.0140.00416.35
7.4.50.0090.00016.05
7.4.40.0070.01016.58
7.4.30.0090.00716.52
7.4.00.0080.00714.87
7.3.330.0060.00013.02
7.3.320.0000.00713.02
7.3.310.0040.00416.04
7.3.300.0000.00716.12
7.3.290.0130.00616.11
7.3.280.0120.00316.12
7.3.270.0140.00317.40
7.3.260.0130.01016.36
7.3.250.0100.00916.08
7.3.240.0070.01016.21
7.3.230.0040.01716.39
7.3.210.0060.01216.34
7.3.200.0030.01319.39
7.3.190.0060.01616.47
7.3.180.0090.00616.35
7.3.170.0120.00916.30
7.3.160.0090.00616.12
7.3.10.0030.01016.48
7.3.00.0100.00316.71
7.2.330.0070.01016.23
7.2.320.0080.00916.65
7.2.310.0100.00716.48
7.2.300.0060.01316.26
7.2.290.0130.01016.31
7.2.130.0060.00916.86
7.2.120.0000.01416.90
7.2.110.0070.00716.81
7.2.100.0040.00816.54
7.2.90.0000.01616.78
7.2.80.0040.01216.77
7.2.70.0000.01616.78
7.2.60.0110.00617.00
7.2.50.0100.00716.89
7.2.40.0060.00916.87
7.2.30.0030.01316.94
7.2.20.0000.01316.66
7.2.10.0100.00316.77
7.2.00.0070.00817.86
7.1.250.0050.00515.63
7.1.200.0060.00315.48
7.1.100.0000.01117.82
7.1.70.0000.00917.11
7.1.60.0180.00619.40
7.1.50.0110.00416.77
7.1.00.0070.07322.32
7.0.200.0230.00716.45
7.0.140.0030.07322.07
7.0.100.0130.03320.00
7.0.90.0030.04319.95
7.0.80.0070.04019.88
7.0.70.0070.04319.91
7.0.60.0030.04319.96
7.0.50.0030.04720.31
7.0.40.0070.04020.14
7.0.30.0030.04320.15
7.0.20.0070.04320.14
7.0.10.0030.04719.99
7.0.00.0100.04019.99
5.6.280.0000.07321.09
5.6.250.0000.04320.68
5.6.240.0100.04020.67
5.6.230.0070.04020.57
5.6.220.0070.03720.57
5.6.210.0030.03720.74
5.6.200.0070.04020.94
5.6.190.0000.04721.03
5.6.180.0100.03321.06
5.6.170.0070.03321.04
5.6.160.0030.04320.95
5.6.150.0030.04321.05
5.6.140.0030.04321.03
5.6.130.0030.03721.07
5.6.120.0000.04020.93
5.6.110.0030.03721.16
5.6.100.0100.03020.92
5.6.90.0000.04020.96
5.6.80.0070.03020.49
5.6.70.0030.08320.47
5.6.60.0230.06320.46
5.6.50.0030.07020.44
5.6.40.0070.05320.43
5.6.30.0130.06720.41
5.6.20.0000.08020.37
5.6.10.0100.04720.36
5.6.00.0130.06320.51
5.5.380.0100.04320.39
5.5.370.0030.04020.36
5.5.360.0030.04020.39
5.5.350.0030.04720.33
5.5.340.0070.03720.92
5.5.330.0070.04020.92
5.5.320.0030.05020.75
5.5.310.0130.03020.90
5.5.300.0030.04020.92
5.5.290.0030.05020.82
5.5.280.0000.04720.81
5.5.270.0100.03020.71
5.5.260.0100.03720.85
5.5.250.0030.03720.63
5.5.240.0070.07320.21
5.5.230.0030.09020.25
5.5.220.0030.05320.18
5.5.210.0030.06320.10
5.5.200.0070.08020.25
5.5.190.0070.06720.26
5.5.180.0130.04320.27
5.5.160.0000.04019.98
5.5.150.0070.07020.06
5.5.140.0100.05020.21
5.5.130.0100.03320.08
5.5.120.0030.04320.25
5.5.110.0130.02720.22
5.5.100.0070.07720.04
5.5.90.0130.03319.95
5.5.80.0030.06020.14
5.5.70.0070.07020.14
5.5.60.0070.03320.04
5.5.50.0030.06319.99
5.5.40.0100.07720.02
5.5.30.0070.09320.04
5.5.20.0070.03720.02
5.5.10.0030.05720.04
5.5.00.0100.06320.09
5.4.450.0030.03319.44
5.4.440.0030.03319.40
5.4.430.0030.03319.46
5.4.420.0000.04019.10
5.4.410.0030.04319.10
5.4.400.0000.04019.13
5.4.390.0100.06319.10
5.4.380.0070.07019.09
5.4.370.0130.06318.98
5.4.360.0100.03318.78
5.4.350.0030.04719.23
5.4.340.0130.06318.96
5.4.320.0070.07718.78
5.4.310.0100.03719.00
5.4.300.0030.03718.97
5.4.290.0070.03319.11
5.4.280.0170.06019.04
5.4.270.0030.03719.07
5.4.260.0100.06319.23
5.4.250.0030.06019.03
5.4.240.0030.03719.04
5.4.230.0070.05319.07
5.4.220.0070.05019.21
5.4.210.0100.04019.05
5.4.200.0100.03018.94
5.4.190.0070.07319.08
5.4.180.0100.06719.02
5.4.170.0100.06018.84
5.4.160.0000.07018.88
5.4.150.0070.06718.76
5.4.140.0100.04016.37
5.4.130.0030.06716.30
5.4.120.0030.03316.32
5.4.110.0100.06316.25
5.4.100.0070.07016.38
5.4.90.0000.06716.22
5.4.80.0100.05316.21
5.4.70.0070.05716.15
5.4.60.0100.04016.18
5.4.50.0100.06016.42
5.4.40.0070.06316.37
5.4.30.0070.04016.18
5.4.20.0030.03316.34
5.4.10.0130.06716.23
5.4.00.0030.04015.81
5.3.290.0000.04714.61
5.3.280.0100.05714.41
5.3.270.0000.07014.55
5.3.260.0170.06714.42
5.3.250.0070.03714.51
5.3.240.0000.07714.60
5.3.230.0100.03714.61
5.3.220.0030.07714.55
5.3.210.0130.07714.50
5.3.200.0070.07314.43
5.3.190.0000.04014.55
5.3.180.0030.05014.50
5.3.170.0070.05314.41
5.3.160.0000.04014.47
5.3.150.0070.07314.40
5.3.140.0030.06014.41
5.3.130.0070.07314.41
5.3.120.0100.03714.51
5.3.110.0130.07014.50
5.3.100.0170.06713.98
5.3.90.0070.06713.85
5.3.80.0000.04013.87
5.3.70.0070.05313.86
5.3.60.0030.04713.85
5.3.50.0130.05013.90
5.3.40.0000.04713.93
5.3.30.0070.07313.84
5.3.20.0030.06713.66
5.3.10.0070.07013.65
5.3.00.0070.06713.58
5.2.170.0070.06013.05
5.2.160.0030.06313.05
5.2.150.0000.06713.05
5.2.140.0030.04013.05
5.2.130.0070.06013.05
5.2.120.0030.03313.05
5.2.110.0030.05013.05
5.2.100.0030.05713.05
5.2.90.0030.06013.05
5.2.80.0070.04013.05
5.2.70.0100.05713.05
5.2.60.0100.03013.05
5.2.50.0000.04013.05
5.2.40.0030.06013.05
5.2.30.0100.05313.05
5.2.20.0130.04713.05
5.2.10.0030.04713.05
5.2.00.0030.05313.05
5.1.60.0070.02313.05
5.1.50.0000.03013.05
5.1.40.0030.05313.05
5.1.30.0100.05313.05
5.1.20.0100.05013.05
5.1.10.0070.05313.05
5.1.00.0070.04013.05
5.0.50.0130.03713.05
5.0.40.0030.04313.05
5.0.30.0000.05013.05
5.0.20.0030.02013.05
5.0.10.0070.03713.05
5.0.00.0030.05013.05
4.4.90.0030.02013.05
4.4.80.0070.02013.05
4.4.70.0030.02013.05
4.4.60.0030.03713.05
4.4.50.0000.03713.05
4.4.40.0000.03713.05
4.4.30.0000.03713.05
4.4.20.0000.03013.05
4.4.10.0000.02313.05
4.4.00.0000.03013.05
4.3.110.0000.03713.05
4.3.100.0070.03013.05
4.3.90.0000.02313.05
4.3.80.0000.05313.05
4.3.70.0000.03713.05
4.3.60.0100.02713.05
4.3.50.0070.02313.05
4.3.40.0000.05313.05
4.3.30.0030.01713.05
4.3.20.0000.02013.05
4.3.10.0030.03313.05
4.3.00.0000.03013.05

preferences:
39.82 ms | 401 KiB | 5 Q