3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = FALSE; var_dump(isset($foo));

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)
8.3.40.0110.00418.45
8.3.30.0100.00318.97
8.3.20.0040.00420.30
8.3.10.0050.00221.73
8.3.00.0040.00417.66
8.2.170.0070.00722.96
8.2.160.0100.00720.47
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0060.00321.04
8.2.110.0050.00521.13
8.2.100.0040.00817.72
8.2.90.0000.00817.72
8.2.80.0050.00317.97
8.2.70.0060.00317.50
8.2.60.0040.00418.04
8.2.50.0030.00618.07
8.2.40.0050.00318.16
8.2.30.0000.00718.26
8.2.20.0070.00017.66
8.2.10.0050.00217.92
8.2.00.0040.00417.56
8.1.270.0080.00023.96
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00020.81
8.1.230.0080.00320.89
8.1.220.0080.00017.79
8.1.210.0040.00418.86
8.1.200.0060.00317.35
8.1.190.0030.00517.10
8.1.180.0030.00518.10
8.1.170.0030.00718.55
8.1.160.0000.00721.95
8.1.150.0000.00818.76
8.1.140.0040.00417.25
8.1.130.0050.00317.73
8.1.120.0030.00317.39
8.1.110.0080.00017.28
8.1.100.0030.00417.34
8.1.90.0070.00017.32
8.1.80.0000.00817.40
8.1.70.0000.00717.26
8.1.60.0070.00017.42
8.1.50.0000.00817.37
8.1.40.0000.00817.30
8.1.30.0050.00317.55
8.1.20.0030.00517.57
8.1.10.0040.00417.40
8.1.00.0000.00717.27
8.0.300.0000.00719.78
8.0.290.0070.00316.58
8.0.280.0000.00718.24
8.0.270.0070.00017.14
8.0.260.0000.00817.16
8.0.250.0050.00216.76
8.0.240.0030.00316.79
8.0.230.0000.00716.87
8.0.220.0000.00716.78
8.0.210.0040.00416.66
8.0.200.0000.00616.85
8.0.190.0070.00016.92
8.0.180.0040.00416.90
8.0.170.0000.00816.81
8.0.160.0030.00316.87
8.0.150.0050.00316.81
8.0.140.0040.00316.83
8.0.130.0000.00513.16
8.0.120.0040.00416.71
8.0.110.0020.00516.83
8.0.100.0000.00716.71
8.0.90.0000.00716.85
8.0.80.0120.00316.82
8.0.70.0030.00316.81
8.0.60.0050.00216.65
8.0.50.0040.00416.79
8.0.30.0090.01217.11
8.0.20.0090.01217.40
8.0.10.0040.00416.80
8.0.00.0100.00716.66
7.4.330.0000.00515.09
7.4.320.0060.00016.52
7.4.300.0000.00616.43
7.4.290.0000.00716.44
7.4.280.0000.00816.42
7.4.270.0000.00716.38
7.4.260.0060.00416.48
7.4.250.0040.00416.40
7.4.240.0030.00316.46
7.4.230.0000.00716.61
7.4.220.0090.01816.53
7.4.210.0000.01416.55
7.4.200.0060.00016.34
7.4.160.0150.00016.50
7.4.150.0120.00617.40
7.4.140.0090.00817.86
7.4.130.0110.00516.49
7.4.120.0050.01416.49
7.4.110.0130.01016.29
7.4.100.0100.00616.46
7.4.90.0090.01216.48
7.4.80.0160.00619.39
7.4.70.0070.01416.41
7.4.60.0090.00916.36
7.4.50.0060.00316.37
7.4.40.0120.00316.45
7.4.30.0090.00816.51
7.4.10.0060.01314.98
7.4.00.0060.01014.82
7.3.330.0050.00012.98
7.3.320.0050.00012.85
7.3.310.0000.00716.30
7.3.300.0030.00316.08
7.3.290.0000.01516.14
7.3.280.0080.01016.11
7.3.270.0160.00317.40
7.3.260.0140.00716.23
7.3.250.0140.00316.26
7.3.240.0070.01116.33
7.3.230.0060.00916.39
7.3.210.0070.01116.33
7.3.200.0040.01519.39
7.3.190.0120.01016.29
7.3.180.0060.01216.43
7.3.170.0100.00616.27
7.3.160.0060.00916.25
7.3.130.0000.01914.63
7.3.120.0090.00714.68
7.3.110.0040.01414.63
7.3.100.0080.00514.72
7.3.90.0070.01014.48
7.3.80.0080.00614.59
7.3.70.0080.00814.54
7.3.60.0080.00314.46
7.3.50.0040.01114.78
7.3.40.0100.00414.73
7.3.30.0050.00814.44
7.3.20.0070.01016.50
7.3.10.0060.01116.54
7.3.00.0070.00516.40
7.2.330.0090.00916.19
7.2.320.0000.01716.37
7.2.310.0120.01216.62
7.2.300.0090.00616.59
7.2.290.0060.00916.52
7.2.260.0090.01015.09
7.2.250.0070.00814.92
7.2.240.0040.00914.87
7.2.230.0050.00814.76
7.2.220.0050.01314.76
7.2.210.0050.00914.79
7.2.200.0070.00514.79
7.2.190.0060.00914.92
7.2.180.0040.01014.76
7.2.170.0050.00714.94
7.2.160.0030.01014.81
7.2.150.0110.00316.89
7.2.140.0030.01716.65
7.2.130.0070.00716.84
7.2.120.0090.00316.79
7.2.110.0090.00616.53
7.2.100.0080.00416.84
7.2.90.0110.00016.82
7.2.80.0040.01116.61
7.2.70.0030.01316.78
7.2.60.0130.00016.64
7.2.50.0030.00916.77
7.2.40.0070.00716.67
7.2.30.0040.00816.67
7.2.20.0000.01517.00
7.2.10.0090.00616.88
7.2.00.0070.00716.64
7.1.330.0040.01215.58
7.1.320.0050.00515.70
7.1.310.0030.00615.53
7.1.300.0080.00715.75
7.1.290.0070.00915.65
7.1.280.0050.00515.43
7.1.270.0000.01515.55
7.1.260.0020.01115.43
7.1.250.0110.00015.61
7.1.240.0060.01015.86
7.1.230.0030.01115.41
7.1.220.0080.00415.75
7.1.210.0040.00815.71
7.1.200.0000.01715.53
7.1.190.0030.00615.66
7.1.180.0040.00815.66
7.1.170.0030.00915.81
7.1.160.0000.01015.70
7.1.150.0000.01515.53
7.1.140.0070.00715.78
7.1.130.0030.01215.53
7.1.120.0030.01015.74
7.1.110.0070.00315.85
7.1.100.0100.00315.79
7.1.90.0040.00815.75
7.1.80.0100.00315.47
7.1.70.0040.01016.68
7.1.60.0060.00816.62
7.1.50.0070.00916.69
7.1.40.0020.01116.52
7.1.30.0080.00716.61
7.1.20.0050.00916.58
7.1.10.0030.01116.63
7.1.00.0030.00816.71
7.0.330.0000.00815.38
7.0.320.0070.01015.18
7.0.310.0040.01415.32
7.0.300.0030.01015.16
7.0.290.0040.00415.13
7.0.280.0040.00815.39
7.0.270.0060.00615.41
7.0.260.0060.00315.40
7.0.250.0040.00815.01
7.0.240.0040.00715.36
7.0.230.0100.00615.30
7.0.220.0000.01215.22
7.0.210.0060.00615.13
7.0.200.0060.00716.45
7.0.190.0090.00316.35
7.0.180.0030.00616.58
7.0.170.0030.00816.46
7.0.160.0030.00916.50
7.0.150.0030.01116.52
7.0.140.0050.00816.53
7.0.130.0060.00716.41
7.0.120.0090.00316.41
7.0.110.0050.00716.30
7.0.100.0050.00716.47
7.0.90.0020.01116.53
7.0.80.0040.01016.50
7.0.70.0100.00416.37
7.0.60.0000.01116.51
7.0.50.0060.00416.37
7.0.40.0050.00815.43
7.0.30.0030.00815.35
7.0.20.0070.00715.48
7.0.10.0040.00815.42
7.0.00.0020.00915.45
5.6.400.0070.01114.11
5.6.390.0040.00714.26
5.6.380.0030.01014.50
5.6.370.0000.01414.27
5.6.360.0060.00313.98
5.6.350.0130.00014.44
5.6.340.0100.00613.89
5.6.330.0140.00013.83
5.6.320.0070.00714.54
5.6.310.0040.00713.97
5.6.300.0090.02217.58
5.6.290.0050.02717.62
5.6.280.0030.02717.45
5.6.270.0080.02217.60
5.6.260.0060.02717.72
5.6.250.0030.02617.46
5.6.240.0070.02417.48
5.6.230.0030.02717.61
5.6.220.0050.02417.52
5.6.210.0060.03017.60
5.6.200.0020.03117.51
5.6.190.0050.02517.46
5.6.180.0050.02417.36
5.6.170.0060.02417.70
5.6.160.0090.02517.38
5.6.150.0000.03717.66
5.6.140.0050.02717.51
5.6.130.0090.02117.43
5.6.120.0020.03017.36
5.6.110.0090.02417.44
5.6.100.0110.02817.64
5.6.90.0040.02617.40
5.6.80.0060.02117.29
5.6.70.0070.03417.03
5.6.60.0040.02717.16
5.6.50.0020.04517.22
5.6.40.0070.02617.24
5.6.30.0100.02117.24
5.6.20.0060.02317.30
5.6.10.0050.02517.27
5.6.00.0100.02217.13
5.5.380.0000.04517.66
5.5.370.0030.03917.66
5.5.360.0030.04217.66
5.5.350.0070.03617.66
5.5.340.0030.04317.97
5.5.330.0070.06218.03
5.5.320.0030.04318.02
5.5.310.0060.03618.07
5.5.300.0070.03817.94
5.5.290.0070.03718.02
5.5.280.0030.04317.84
5.5.270.0030.04017.93
5.5.260.0030.04817.93
5.5.250.0030.04017.75
5.5.240.0000.04617.66
5.5.230.0000.04117.66
5.5.220.0070.06517.66
5.5.210.0000.04217.66
5.5.200.0100.04317.66
5.5.190.0030.04117.66
5.5.180.0090.04017.66
5.5.160.0030.04617.66
5.5.150.0030.04017.66
5.5.140.0060.03417.66
5.5.130.0070.04317.66
5.5.120.0030.04117.66
5.5.110.0000.04417.66
5.5.100.0000.05017.66
5.5.90.0030.03817.66
5.5.80.0000.04017.66
5.5.70.0030.04117.66
5.5.60.0030.03717.66
5.5.50.0030.03717.66
5.5.40.0150.03317.66
5.5.30.0070.03517.66
5.5.20.0100.03617.66
5.5.10.0130.03017.66
5.5.00.0000.04917.66
5.4.450.0030.04219.47
5.4.440.0000.05719.42
5.4.430.0030.04419.32
5.4.420.0000.05619.30
5.4.410.0030.05419.26
5.4.400.0030.03718.88
5.4.390.0040.03918.91
5.4.380.0100.05518.82
5.4.370.0000.03918.98
5.4.360.0000.07319.06
5.4.350.0000.04418.88
5.4.340.0030.04119.00
5.4.320.0000.04619.01
5.4.310.0060.03819.08
5.4.300.0030.06118.97
5.4.290.0030.04919.00
5.4.280.0000.04318.82
5.4.270.0030.03719.04
5.4.260.0000.05218.99
5.4.250.0060.04219.06
5.4.240.0030.04218.84
5.4.230.0030.03618.85
5.4.220.0000.04119.06
5.4.210.0030.03919.05
5.4.200.0130.03819.05
5.4.190.0000.04818.93
5.4.180.0030.04818.87
5.4.170.0070.03819.03
5.4.160.0060.03819.14
5.4.150.0170.04018.81
5.4.140.0070.03617.66
5.4.130.0000.04217.66
5.4.120.0000.04117.66
5.4.110.0100.03517.66
5.4.100.0000.03917.66
5.4.90.0030.03417.66
5.4.80.0030.03417.66
5.4.70.0030.04317.66
5.4.60.0000.04417.66
5.4.50.0030.03717.66
5.4.40.0030.04117.66
5.4.30.0170.03317.66
5.4.20.0030.03517.66
5.4.10.0000.03717.66
5.4.00.0000.04117.66
5.3.290.0000.04717.66
5.3.280.0030.03917.66
5.3.270.0030.03617.66
5.3.260.0000.04817.66
5.3.250.0030.03817.66
5.3.240.0000.04217.66
5.3.230.0060.03917.66
5.3.220.0030.03617.66
5.3.210.0030.03917.66
5.3.200.0030.04117.66
5.3.190.0000.04217.66
5.3.180.0000.05417.66
5.3.170.0030.04817.66
5.3.160.0000.04117.66
5.3.150.0070.03317.66
5.3.140.0060.03517.66
5.3.130.0070.03617.66
5.3.120.0030.03517.66
5.3.110.0030.03517.66
5.3.100.0030.03517.66
5.3.90.0030.03617.66
5.3.80.0030.03317.66
5.3.70.0030.03517.66
5.3.60.0000.06417.66
5.3.50.0060.03517.66
5.3.40.0000.05517.66
5.3.30.0000.03617.66
5.3.20.0030.03617.66
5.3.10.0000.03617.66
5.3.00.0030.03417.66

preferences:
35.82 ms | 400 KiB | 5 Q