3v4l.org

run code in 300+ PHP versions simultaneously
<?php key(array('foo' => NULL));

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)
8.3.40.0130.00618.42
8.3.30.0070.00720.04
8.3.20.0080.00020.04
8.3.10.0000.00720.79
8.3.00.0090.00022.44
8.2.170.0110.00322.96
8.2.160.0070.00722.25
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.71
8.2.110.0100.00019.39
8.2.100.0070.00417.59
8.2.90.0050.00318.96
8.2.80.0000.00919.01
8.2.70.0030.00617.24
8.2.60.0070.00417.80
8.2.50.0000.00818.07
8.2.40.0040.00718.09
8.2.30.0070.00019.33
8.2.20.0000.00717.45
8.2.10.0060.00317.55
8.2.00.0070.00017.42
8.1.270.0030.00623.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0050.00523.92
8.1.230.0040.00820.88
8.1.220.0050.00318.77
8.1.210.0070.00218.97
8.1.200.0030.00917.23
8.1.190.0040.00417.29
8.1.180.0150.00318.10
8.1.170.0040.00418.61
8.1.160.0070.00018.67
8.1.150.0050.00218.41
8.1.140.0050.00317.36
8.1.130.0070.00017.67
8.1.120.0040.00417.37
8.1.110.0040.00417.37
8.1.100.0070.00017.27
8.1.90.0000.00817.34
8.1.80.0000.00917.27
8.1.70.0040.00417.23
8.1.60.0060.00317.47
8.1.50.0080.00017.30
8.1.40.0040.00417.28
8.1.30.0000.00717.51
8.1.20.0000.00817.55
8.1.10.0050.00217.40
8.1.00.0000.00717.34
8.0.300.0000.00819.77
8.0.290.0040.00416.93
8.0.280.0030.00318.35
8.0.270.0000.00717.02
8.0.260.0060.00016.68
8.0.250.0050.00516.81
8.0.240.0040.00416.71
8.0.230.0070.00016.85
8.0.220.0030.00316.65
8.0.210.0070.00016.82
8.0.200.0060.00016.87
8.0.190.0040.00416.86
8.0.180.0070.00016.76
8.0.170.0040.00416.63
8.0.160.0070.00016.86
8.0.150.0070.00016.67
8.0.140.0050.00516.69
8.0.130.0000.00513.11
8.0.120.0040.00416.70
8.0.110.0050.00216.73
8.0.100.0070.00016.62
8.0.90.0040.00416.82
8.0.80.0040.01116.63
8.0.70.0000.00816.72
8.0.60.0070.00016.64
8.0.50.0040.00416.78
8.0.30.0120.00716.88
8.0.20.0140.00817.40
8.0.10.0080.00016.82
8.0.00.0060.01316.62
7.4.330.0030.00316.66
7.4.320.0070.00016.44
7.4.300.0000.00616.38
7.4.290.0030.00316.50
7.4.280.0040.00416.38
7.4.270.0000.00716.47
7.4.260.0050.00013.14
7.4.250.0070.00016.42
7.4.240.0040.00416.41
7.4.230.0030.00316.44
7.4.220.0090.00916.45
7.4.210.0080.00816.40
7.4.200.0030.00316.25
7.4.190.0000.00716.45
7.4.160.0120.00416.28
7.4.150.0060.01217.40
7.4.140.0130.02117.86
7.4.130.0100.00716.28
7.4.120.0080.00816.44
7.4.110.0100.00716.51
7.4.100.0100.00716.61
7.4.90.0120.00616.33
7.4.80.0100.00719.39
7.4.70.0090.00916.55
7.4.60.0060.00916.39
7.4.50.0060.00316.45
7.4.40.0060.01022.77
7.4.30.0180.00016.20
7.4.00.0090.00914.92
7.3.330.0000.00512.98
7.3.320.0060.00013.02
7.3.310.0060.00015.94
7.3.300.0000.00616.16
7.3.290.0040.01116.22
7.3.280.0100.01116.15
7.3.270.0100.01717.40
7.3.260.0100.00718.24
7.3.250.0050.01216.16
7.3.240.0100.00716.37
7.3.230.0080.00916.39
7.3.210.0100.00716.16
7.3.200.0100.01319.39
7.3.190.0070.01416.32
7.3.180.0130.00516.17
7.3.170.0090.01216.27
7.3.160.0110.00716.34
7.3.120.0140.00514.71
7.3.110.0070.00714.49
7.3.100.0120.00614.63
7.3.90.0100.00714.66
7.3.80.0030.01314.80
7.3.70.0100.00314.67
7.3.60.0070.00714.55
7.3.50.0030.01214.45
7.3.40.0040.01114.77
7.3.30.0070.00314.57
7.3.20.0040.00416.46
7.3.10.0080.00316.64
7.3.00.0000.01716.61
7.2.330.0060.01016.30
7.2.320.0070.01016.57
7.2.310.0110.01116.19
7.2.300.0120.00616.14
7.2.290.0130.00316.59
7.2.250.0000.01714.98
7.2.240.0030.01514.75
7.2.230.0040.01415.06
7.2.220.0040.00815.01
7.2.210.0070.00714.76
7.2.200.0000.01514.82
7.2.190.0060.00614.68
7.2.180.0060.00514.91
7.2.170.0100.00614.72
7.2.160.0030.01014.69
7.2.150.0070.00716.67
7.2.140.0060.00616.63
7.2.130.0030.01016.82
7.2.120.0070.00716.51
7.2.110.0120.00316.48
7.2.100.0040.00816.30
7.2.90.0100.00616.78
7.2.80.0080.00416.85
7.2.70.0030.01316.57
7.2.60.0100.00716.73
7.2.50.0000.01616.66
7.2.40.0060.00916.57
7.2.30.0030.01316.41
7.2.20.0060.00616.30
7.2.10.0110.00016.68
7.2.00.0060.00618.07
7.1.330.0070.01015.82
7.1.320.0030.01415.62
7.1.310.0100.00615.71
7.1.300.0080.00615.76
7.1.290.0000.01515.48
7.1.280.0090.00315.83
7.1.270.0130.00015.48
7.1.260.0070.00715.81
7.1.250.0070.01015.84
7.1.240.0040.00415.75
7.1.230.0000.01115.32
7.1.220.0100.00715.81
7.1.210.0080.00315.63
7.1.200.0030.00915.44
7.1.190.0030.00615.63
7.1.180.0060.00615.79
7.1.170.0030.00715.65
7.1.160.0000.00915.73
7.1.150.0070.01015.72
7.1.140.0000.01515.71
7.1.130.0040.01115.59
7.1.120.0070.01015.86
7.1.110.0060.00915.64
7.1.100.0050.00716.85
7.1.90.0100.00715.61
7.1.80.0030.01215.75
7.1.70.0030.00716.34
7.1.60.0030.01517.37
7.1.50.0160.00925.05
7.1.40.0070.00715.38
7.1.30.0070.00715.76
7.1.20.0100.00315.66
7.1.10.0060.00615.61
7.1.00.0060.03719.05
7.0.330.0040.00715.05
7.0.320.0070.00714.99
7.0.310.0070.01014.87
7.0.300.0000.01315.13
7.0.290.0060.00914.98
7.0.280.0060.01015.15
7.0.270.0140.00014.91
7.0.260.0070.01015.02
7.0.250.0110.00715.15
7.0.240.0030.01015.42
7.0.230.0080.00315.21
7.0.220.0000.01315.07
7.0.210.0030.00915.25
7.0.200.0010.00816.01
7.0.190.0130.00315.39
7.0.180.0060.00915.27
7.0.170.0100.00314.95
7.0.160.0060.00615.20
7.0.150.0090.00615.06
7.0.140.0000.04518.67
7.0.130.0000.01015.20
7.0.120.0000.01315.14
7.0.110.0000.01215.48
7.0.100.0000.01215.08
7.0.90.0050.00515.34
7.0.80.0000.01515.36
7.0.70.0030.03018.60
7.0.60.0030.03218.52
7.0.50.0060.04318.68
7.0.40.0080.04216.61
7.0.30.0070.04216.60
7.0.20.0040.03916.61
7.0.10.0050.04516.79
7.0.00.0050.04516.70
5.6.400.0070.01114.34
5.6.390.0070.00714.43
5.6.380.0090.00314.19
5.6.370.0070.00713.88
5.6.360.0030.01313.95
5.6.350.0090.00314.03
5.6.340.0030.00914.25
5.6.330.0030.01314.32
5.6.320.0060.00613.96
5.6.310.0000.00814.24
5.6.300.0030.00714.41
5.6.290.0040.00413.82
5.6.280.0050.04017.70
5.6.270.0000.01514.55
5.6.260.0060.00314.05
5.6.250.0000.01214.30
5.6.240.0070.00414.15
5.6.230.0040.01114.05
5.6.220.0050.01717.46
5.6.210.0030.04517.18
5.6.200.0050.04817.55
5.6.190.0030.04617.41
5.6.180.0060.04317.50
5.6.170.0020.05017.51
5.6.160.0020.04517.73
5.6.150.0020.04117.77
5.6.140.0040.04817.71
5.6.130.0020.04717.44
5.6.120.0100.04217.62
5.6.110.0020.04717.57
5.6.100.0080.04217.63
5.6.90.0060.04417.77
5.6.80.0060.04317.36
5.6.70.0050.03817.40
5.6.60.0110.03717.26
5.6.50.0060.03817.31
5.6.40.0070.04017.36
5.6.30.0130.03517.15
5.6.20.0070.04017.20
5.6.10.0030.04217.17
5.6.00.0020.04417.25
5.5.380.0000.01414.07
5.5.370.0030.00614.08
5.5.360.0050.02217.26
5.5.350.0070.02917.28
5.5.340.0040.04817.41
5.5.330.0030.04617.57
5.5.320.0100.04017.51
5.5.310.0020.04717.35
5.5.300.0080.02317.56
5.5.290.0060.04817.39
5.5.280.0050.04717.41
5.5.270.0100.04017.40
5.5.260.0060.04517.37
5.5.250.0090.04117.14
5.5.240.0080.04217.19
5.5.230.0050.04017.16
5.5.220.0120.03517.02
5.5.210.0060.04116.97
5.5.200.0070.04217.22
5.5.190.0070.04017.12
5.5.180.0020.04316.96
5.5.170.0090.00313.91
5.5.160.0000.05017.02
5.5.150.0020.04317.12
5.5.140.0030.03717.20
5.5.130.0030.04116.92
5.5.120.0050.04317.20
5.5.110.0060.04416.92
5.5.100.0030.04117.08
5.5.90.0030.04216.90
5.5.80.0030.04217.00
5.5.70.0030.04716.91
5.5.60.0110.02816.99
5.5.50.0090.03916.95
5.5.40.0040.03917.02
5.5.30.0100.03017.18
5.5.20.0070.04016.91
5.5.10.0050.04616.93
5.5.00.0080.04017.01
5.4.450.0020.04315.05
5.4.440.0050.04015.05
5.4.430.0050.04314.91
5.4.420.0050.03914.95
5.4.410.0050.04315.01
5.4.400.0010.04314.82
5.4.390.0050.04214.88
5.4.380.0070.03514.87
5.4.370.0030.04014.72
5.4.360.0030.02814.87
5.4.350.0040.04014.69
5.4.340.0030.03514.80
5.4.330.0050.00510.68
5.4.320.0060.03614.88
5.4.310.0030.04214.88
5.4.300.0050.04014.90
5.4.290.0020.04514.87
5.4.280.0020.03314.92
5.4.270.0070.02315.04
5.4.260.0020.02414.82
5.4.250.0020.03314.92
5.4.240.0040.04014.84
5.4.230.0060.04014.91
5.4.220.0020.03514.79
5.4.210.0050.03514.79
5.4.200.0050.03914.78
5.4.190.0030.03314.74
5.4.180.0070.03014.87
5.4.170.0030.04514.73
5.4.160.0120.03214.83
5.4.150.0050.04214.83
5.4.140.0050.03813.56
5.4.130.0030.02413.51
5.4.120.0050.04013.68
5.4.110.0040.03313.42
5.4.100.0050.03713.48
5.4.90.0020.04413.60
5.4.80.0030.04013.48
5.4.70.0050.02513.44
5.4.60.0030.04013.44
5.4.50.0030.04013.41
5.4.40.0000.03513.60
5.4.30.0020.03813.49
5.4.20.0050.04013.55
5.4.10.0060.03313.54
5.4.00.0050.03013.22
5.3.290.0090.04012.42
5.3.280.0050.03212.46
5.3.270.0040.03612.40
5.3.260.0070.04012.33
5.3.250.0020.04412.41
5.3.240.0050.04012.43
5.3.230.0040.03812.46
5.3.220.0030.04112.43
5.3.210.0030.04212.27
5.3.200.0030.04312.43
5.3.190.0020.04212.38
5.3.180.0020.03512.41
5.3.170.0090.03912.50
5.3.160.0030.04012.45
5.3.150.0050.03812.31
5.3.140.0010.04312.36
5.3.130.0020.03112.46
5.3.120.0020.03912.24
5.3.110.0020.04212.39
5.3.100.0060.03812.10
5.3.90.0030.04012.09
5.3.80.0040.03711.98
5.3.70.0000.03512.08
5.3.60.0020.03512.16
5.3.50.0040.03912.11
5.3.40.0050.03812.11
5.3.30.0030.03612.01
5.3.20.0000.03511.93
5.3.10.0040.03611.74
5.3.00.0040.04111.79
5.2.170.0000.03011.16
5.2.160.0000.06011.16
5.2.150.0030.05711.19
5.2.140.0030.06311.16
5.2.130.0030.04011.16
5.2.120.0030.05311.16
5.2.110.0070.06011.16
5.2.100.0030.06011.16
5.2.90.0000.05711.16
5.2.80.0100.06011.16
5.2.70.0000.05711.16
5.2.60.0000.05711.16
5.2.50.0000.06011.16
5.2.40.0070.05311.16
5.2.30.0000.06011.16
5.2.20.0030.04711.16
5.2.10.0030.06311.16
5.2.00.0070.05311.16
5.1.60.0070.04011.16
5.1.50.0000.03711.16
5.1.40.0030.02311.16
5.1.30.0000.05711.16
5.1.20.0100.04311.16
5.1.10.0070.05011.16
5.1.00.0100.04711.16
5.0.50.0030.04011.16
5.0.40.0070.03711.16
5.0.30.0000.06711.16
5.0.20.0000.04011.16
5.0.10.0000.04711.16
5.0.00.0000.05711.16
4.4.90.0000.03711.16
4.4.80.0000.03711.16
4.4.70.0000.03711.16
4.4.60.0000.03311.16
4.4.50.0070.03011.16
4.4.40.0100.04711.16
4.4.30.0000.03711.16
4.4.20.0030.02711.16
4.4.10.0000.03011.16
4.4.00.0000.05311.16
4.3.110.0030.02711.16
4.3.100.0000.03311.16
4.3.90.0000.03311.16
4.3.80.0000.04011.16
4.3.70.0070.03011.16
4.3.60.0000.02311.16
4.3.50.0030.03011.16
4.3.40.0000.05311.16
4.3.30.0070.02711.16
4.3.20.0000.03711.16
4.3.10.0000.03311.16
4.3.00.0000.02711.16

preferences:
46.52 ms | 400 KiB | 5 Q