3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_key_exists('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)
8.3.40.0070.01418.83
8.3.30.0120.00318.96
8.3.20.0040.00420.30
8.3.10.0040.00422.14
8.3.00.0070.00022.40
8.2.170.0090.00622.96
8.2.160.0150.00020.94
8.2.150.0000.00724.18
8.2.140.0000.00924.66
8.2.130.0000.00726.16
8.2.120.0040.00419.50
8.2.110.0030.00620.70
8.2.100.0120.00017.91
8.2.90.0040.00418.17
8.2.80.0000.00717.97
8.2.70.0040.00817.75
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0000.00917.97
8.2.20.0040.00417.70
8.2.10.0060.00319.44
8.2.00.0000.00717.68
8.1.270.0040.00423.82
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0030.00720.70
8.1.230.0100.00020.75
8.1.220.0070.00017.74
8.1.210.0050.00318.77
8.1.200.0070.00317.23
8.1.190.0040.00417.51
8.1.180.0000.00818.10
8.1.170.0040.00418.58
8.1.160.0000.00721.94
8.1.150.0040.00418.54
8.1.140.0040.00417.28
8.1.130.0030.00317.78
8.1.120.0050.00317.47
8.1.110.0030.00617.27
8.1.100.0040.00617.32
8.1.90.0080.00317.24
8.1.80.0060.00517.30
8.1.70.0090.00217.26
8.1.60.0090.00317.35
8.1.50.0090.00217.43
8.1.40.0070.00517.31
8.1.30.0040.00717.46
8.1.20.0050.00617.55
8.1.10.0080.00217.44
8.1.00.0060.00817.40
8.0.300.0080.00020.05
8.0.290.0040.00417.16
8.0.280.0070.00018.38
8.0.270.0030.00317.23
8.0.260.0060.00016.81
8.0.250.0000.00716.82
8.0.240.0080.00016.90
8.0.230.0090.00316.87
8.0.220.0090.00316.85
8.0.210.0080.00316.85
8.0.200.0080.00316.83
8.0.190.0080.00316.87
8.0.180.0080.00616.86
8.0.170.0050.00616.88
8.0.160.0080.00416.79
8.0.150.0090.00516.79
8.0.140.0030.01016.84
8.0.130.0080.00315.03
8.0.120.0090.00416.82
8.0.110.0060.00616.79
8.0.100.0080.00516.83
8.0.90.0040.00816.85
8.0.80.0120.00516.78
8.0.70.0050.00716.77
8.0.60.0110.00316.78
8.0.50.0090.00416.80
8.0.30.0120.00916.84
8.0.20.0110.01017.19
8.0.10.0090.00516.86
8.0.00.0070.00916.69
7.4.330.0030.00315.13
7.4.320.0000.00616.50
7.4.300.0090.00116.45
7.4.290.0030.01016.30
7.4.280.0100.00316.43
7.4.270.0030.00616.42
7.4.260.0080.00316.48
7.4.250.0050.00616.26
7.4.240.0040.00616.42
7.4.230.0070.00516.48
7.4.220.0100.00716.42
7.4.210.0090.00716.56
7.4.200.0070.00316.35
7.4.190.0070.00416.39
7.4.180.0100.00516.36
7.4.160.0140.00816.32
7.4.150.0150.00416.88
7.4.140.0130.00717.37
7.4.130.0090.01016.41
7.4.120.0110.00816.32
7.4.110.0190.00016.36
7.4.100.0100.00616.34
7.4.90.0060.01116.46
7.4.80.0090.01117.87
7.4.70.0140.00316.36
7.4.60.0120.00416.35
7.4.50.0060.00616.35
7.4.40.0060.01219.46
7.4.30.0110.00716.43
7.4.20.0160.00016.33
7.4.10.0170.00016.27
7.4.00.0110.00215.63
7.3.330.0060.00514.53
7.3.320.0070.00514.57
7.3.310.0100.00216.09
7.3.300.0070.00516.22
7.3.290.0090.00616.09
7.3.280.0100.00816.17
7.3.270.0150.00516.74
7.3.260.0120.00616.21
7.3.250.0100.01116.13
7.3.240.0170.00016.21
7.3.230.0040.01316.27
7.3.220.0110.00615.95
7.3.210.0140.00616.11
7.3.200.0120.00817.75
7.3.190.0110.00716.20
7.3.180.0130.00416.04
7.3.170.0100.00616.19
7.3.160.0100.00616.13
7.3.150.0140.00216.21
7.3.140.0110.00516.22
7.3.130.0030.01216.05
7.3.120.0040.01015.26
7.3.110.0140.00015.84
7.3.100.0150.00016.16
7.3.90.0160.00016.19
7.3.80.0170.00016.08
7.3.70.0110.00416.09
7.3.60.0140.00016.15
7.3.50.0070.00716.34
7.3.40.0110.00416.03
7.3.30.0110.00316.12
7.3.20.0090.00517.88
7.3.10.0110.00518.11
7.3.00.0090.00617.80
7.2.340.0070.00716.16
7.2.330.0070.00916.34
7.2.320.0090.00816.24
7.2.310.0080.00916.33
7.2.300.0070.00916.11
7.2.290.0100.00716.26
7.2.280.0060.00915.93
7.2.270.0070.00716.09
7.2.260.0150.00016.11
7.2.250.0140.00015.95
7.2.240.0070.00715.91
7.2.230.0110.00416.03
7.2.220.0150.00016.02
7.2.210.0050.00915.92
7.2.200.0170.00016.14
7.2.190.0040.01116.18
7.2.180.0050.01016.05
7.2.170.0140.00016.13
7.2.160.0070.00716.11
7.2.150.0090.00618.11
7.2.140.0080.00818.01
7.2.130.0130.00318.14
7.2.120.0120.00318.16
7.2.110.0090.00618.27
7.2.100.0070.00718.20
7.2.90.0160.00318.25
7.2.80.0050.01018.13
7.2.70.0120.00418.19
7.2.60.0080.00517.35
7.2.50.0090.00717.41
7.2.40.0100.00718.25
7.2.30.0110.00518.03
7.2.20.0130.00318.25
7.2.10.0130.00318.10
7.2.00.0080.00817.99
7.1.330.0150.00017.31
7.1.320.0110.00317.12
7.1.310.0110.00317.20
7.1.300.0100.00517.08
7.1.290.0100.00417.16
7.1.280.0100.00417.23
7.1.270.0070.00717.05
7.1.260.0070.00717.19
7.1.250.0090.00517.21
7.1.240.0100.00417.13
7.1.230.0140.00017.18
7.1.220.0070.00717.25
7.1.210.0070.00817.23
7.1.200.0090.00516.34
7.1.190.0100.00517.23
7.1.180.0070.00717.05
7.1.170.0150.00017.12
7.1.160.0140.00017.12
7.1.150.0150.00016.96
7.1.140.0140.00317.16
7.1.130.0170.00017.22
7.1.120.0090.00616.92
7.1.110.0100.00517.04
7.1.100.0040.01117.13
7.1.90.0140.00016.89
7.1.80.0100.00516.90
7.1.70.0040.00816.87
7.1.60.0060.01418.48
7.1.50.0090.00816.89
7.1.40.0070.00716.93
7.1.30.0110.00417.00
7.1.20.0070.00717.02
7.1.10.0080.00717.08
7.1.00.0050.04019.79
7.0.330.0090.00416.83
7.0.320.0130.00016.54
7.0.310.0070.00716.74
7.0.300.0100.00316.75
7.0.290.0110.00416.80
7.0.280.0120.00216.80
7.0.270.0090.00516.90
7.0.260.0100.00516.86
7.0.250.0060.00917.00
7.0.240.0100.00316.70
7.0.230.0110.00416.92
7.0.220.0120.00316.88
7.0.210.0110.00316.81
7.0.200.0110.00216.61
7.0.190.0080.00616.86
7.0.180.0000.01316.98
7.0.170.0050.00916.79
7.0.160.0100.00316.88
7.0.150.0140.00016.80
7.0.140.0090.03719.32
7.0.130.0070.00716.98
7.0.120.0120.00216.98
7.0.110.0110.00316.86
7.0.100.0100.00316.63
7.0.90.0100.00516.81
7.0.80.0140.02118.25
7.0.70.0080.02218.25
7.0.60.0090.02118.24
7.0.50.0170.02318.46
7.0.40.0050.02318.50
7.0.30.0040.02718.51
7.0.20.0090.02018.40
7.0.10.0080.01818.42
7.0.00.0120.01618.36
5.6.400.0100.00415.38
5.6.390.0150.00015.68
5.6.380.0130.00015.42
5.6.370.0130.00015.36
5.6.360.0130.00015.64
5.6.350.0120.00015.60
5.6.340.0070.00615.34
5.6.330.0040.00815.36
5.6.320.0090.00315.58
5.6.310.0070.00715.32
5.6.300.0090.00315.49
5.6.290.0090.00415.43
5.6.280.0080.03718.29
5.6.270.0080.00615.55
5.6.260.0100.00315.48
5.6.250.0000.01315.61
5.6.240.0140.00015.41
5.6.230.0070.02718.09
5.6.220.0070.03718.14
5.6.210.0060.02418.09
5.6.200.0030.02618.44
5.6.190.0050.02518.38
5.6.180.0080.03218.31
5.6.170.0090.04418.38
5.6.160.0050.02318.32
5.6.150.0100.01718.31
5.6.140.0080.04018.31
5.6.130.0080.02018.20
5.6.120.0070.02018.42
5.6.110.0050.02518.26
5.6.100.0050.02618.29
5.6.90.0080.01818.27
5.6.80.0110.02318.05
5.6.70.0030.02617.96
5.6.60.0080.02218.12
5.6.50.0100.01917.94
5.6.40.0060.03117.96
5.6.30.0050.03518.01
5.6.20.0110.03917.95
5.6.10.0060.02817.84
5.6.00.0120.03217.90
5.5.380.0120.00215.80
5.5.370.0150.03117.95
5.5.360.0090.02117.87
5.5.350.0070.02917.85
5.5.340.0050.02218.20
5.5.330.0100.03018.10
5.5.320.0000.04718.17
5.5.310.0110.03718.22
5.5.300.0100.02018.07
5.5.290.0080.02218.22
5.5.280.0070.02218.18
5.5.270.0070.03018.05
5.5.260.0070.02518.16
5.5.250.0100.03018.13
5.5.240.0070.02317.88
5.5.230.0080.02117.97
5.5.220.0120.02017.96
5.5.210.0070.02217.92
5.5.200.0050.04117.73
5.5.190.0130.02017.65
5.5.180.0070.02417.57
5.5.170.0080.00815.52
5.5.160.0110.02317.87
5.5.150.0120.02017.71
5.5.140.0060.04517.74
5.5.130.0100.04317.81
5.5.120.0110.03917.63
5.5.110.0140.03817.66
5.5.100.0070.02817.74
5.5.90.0110.03817.76
5.5.80.0070.04017.86
5.5.70.0090.02717.84
5.5.60.0140.03817.71
5.5.50.0080.03517.68
5.5.40.0120.04017.78
5.5.30.0160.02517.63
5.5.20.0130.04017.78
5.5.10.0090.03617.72
5.5.00.0100.02517.61
5.4.450.0080.01815.99
5.4.440.0100.01815.76
5.4.430.0060.03915.81
5.4.420.0070.02215.85
5.4.410.0050.02015.80
5.4.400.0060.02315.71
5.4.390.0040.02515.64
5.4.380.0130.02115.73
5.4.370.0050.02815.47
5.4.360.0070.04115.66
5.4.350.0090.02015.71
5.4.340.0120.03215.62
5.4.330.0070.00712.49
5.4.320.0090.02315.69
5.4.310.0070.03515.69
5.4.300.0060.04015.64
5.4.290.0090.03715.66
5.4.280.0090.03015.82
5.4.270.0090.02815.78
5.4.260.0090.02515.65
5.4.250.0120.03515.48
5.4.240.0150.02015.61
5.4.230.0060.04015.75
5.4.220.0040.02315.54
5.4.210.0100.03115.45
5.4.200.0060.02615.77
5.4.190.0050.04415.57
5.4.180.0110.02115.43
5.4.170.0080.02615.54
5.4.160.0080.03815.68
5.4.150.0050.04715.69
5.4.140.0040.02914.34
5.4.130.0080.03614.36
5.4.120.0030.02914.17
5.4.110.0030.03114.37
5.4.100.0050.02614.28
5.4.90.0070.03814.29
5.4.80.0070.04114.29
5.4.70.0090.03714.22
5.4.60.0060.03914.45
5.4.50.0070.03814.19
5.4.40.0080.02414.26
5.4.30.0100.03514.31
5.4.20.0080.01814.27
5.4.10.0080.03514.29
5.4.00.0120.03713.88
5.3.290.0060.04113.78
5.3.280.0040.02913.55
5.3.270.0020.03213.70
5.3.260.0090.03513.66
5.3.250.0040.03913.75
5.3.240.0060.03913.65
5.3.230.0100.03213.54
5.3.220.0060.02513.70
5.3.210.0070.04213.65
5.3.200.0030.02913.55
5.3.190.0080.03413.53
5.3.180.0080.03813.82
5.3.170.0050.03013.70
5.3.160.0030.02713.78
5.3.150.0050.04313.62
5.3.140.0120.03313.64
5.3.130.0090.03813.73
5.3.120.0050.04313.69
5.3.110.0100.03713.61
5.3.100.0030.04013.32
5.3.90.0080.03513.36
5.3.80.0070.03213.31
5.3.70.0070.03813.41
5.3.60.0100.02313.24
5.3.50.0050.02713.32
5.3.40.0040.02613.13
5.3.30.0080.03013.29
5.3.20.0070.02913.25
5.3.10.0060.03513.11
5.3.00.0050.03713.14

preferences:
51.19 ms | 400 KiB | 5 Q