3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = base_convert("ffffffffffffffff",16,2); $arr = str_split($num); for ($i=0,$max = count($arr)-1; $i <=$max; $i++) { $arr[$i] = ($arr[$i] == '1')? '0' : '1'; } $str = join('',$arr); $converted = base_convert($str,2,10); $result = gmp_add($converted, "1"); var_dump(-$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)
8.3.60.0070.00718.80
8.3.50.0140.00522.11
8.3.40.0090.00619.26
8.3.30.0140.00019.08
8.3.20.0080.00019.09
8.3.10.0050.00319.84
8.3.00.0070.00024.16
8.2.180.0180.00316.60
8.2.170.0180.00322.96
8.2.160.0160.00021.69
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.73
8.2.110.0060.00321.37
8.2.100.0040.00718.28
8.2.90.0000.00819.57
8.2.80.0060.00318.00
8.2.70.0090.00018.13
8.2.60.0040.00418.30
8.2.50.0070.00318.43
8.2.40.0060.00320.59
8.2.30.0040.00420.30
8.2.20.0050.00317.98
8.2.10.0020.00518.05
8.2.00.0040.00418.11
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0110.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00624.21
8.1.230.0090.00317.89
8.1.220.0040.00417.80
8.1.210.0050.00318.77
8.1.200.0060.00317.85
8.1.190.0050.00317.72
8.1.180.0040.00418.10
8.1.170.0040.00418.96
8.1.160.0070.00019.24
8.1.150.0050.00318.90
8.1.140.0040.00417.66
8.1.130.0040.00418.20
8.1.120.0040.00417.68
8.1.110.0000.00717.80
8.1.100.0000.00817.86
8.1.90.0000.00717.82
8.1.80.0000.00717.88
8.1.70.0080.00017.79
8.1.60.0030.00617.79
8.1.50.0000.00817.75
8.1.40.0080.00017.84
8.1.30.0000.00817.84
8.1.20.0060.00317.97
8.1.10.0050.00217.94
8.1.00.0000.01217.91
8.0.300.0030.00618.77
8.0.290.0040.00417.13
8.0.280.0000.00718.81
8.0.270.0080.00017.62
8.0.260.0030.00317.16
8.0.250.0040.00417.39
8.0.240.0040.00417.31
8.0.230.0000.00817.15
8.0.220.0040.00417.16
8.0.210.0040.00417.11
8.0.200.0040.00417.09
8.0.190.0060.00317.20
8.0.180.0040.00417.18
8.0.170.0000.00717.32
8.0.160.0080.00017.21
8.0.150.0000.00917.25
8.0.140.0000.00717.13
8.0.130.0000.00513.60
8.0.120.0000.00817.17
8.0.110.0040.00417.28
8.0.100.0040.00417.29
8.0.90.0080.00017.32
8.0.80.0110.01117.11
8.0.70.0070.00017.30
8.0.60.0040.00417.30
8.0.50.0000.00717.26
8.0.30.0100.01017.32
8.0.20.0100.01217.46
8.0.10.0040.00417.39
8.0.00.0110.00917.20
7.4.330.0000.00514.91
7.4.320.0040.00416.82
7.4.300.0000.00716.74
7.4.290.0040.00416.85
7.4.280.0070.00016.83
7.4.270.0030.00316.83
7.4.260.0000.00613.47
7.4.250.0040.00416.92
7.4.240.0020.00517.00
7.4.230.0030.00316.76
7.4.220.0090.00216.81
7.4.210.0090.00716.98
7.4.200.0000.00716.71
7.4.190.0000.00717.10
7.4.160.0000.01516.61
7.4.150.0120.01217.40
7.4.140.0090.00917.86
7.4.130.0060.01016.87
7.4.120.0080.00916.83
7.4.110.0100.00716.79
7.4.100.0090.01216.96
7.4.90.0060.01516.88
7.4.80.0070.01019.37
7.4.70.0060.01316.94
7.4.60.0050.01016.58
7.4.50.0060.00316.96
7.4.40.0060.00922.27
7.4.30.0110.00716.77
7.4.00.0080.00815.41
7.3.330.0060.00013.28
7.3.320.0040.00213.27
7.3.310.0000.00716.88
7.3.300.0040.00416.75
7.3.290.0090.00616.65
7.3.280.0050.01016.66
7.3.270.0060.01217.40
7.3.260.0180.00218.24
7.3.250.0090.00916.73
7.3.240.0130.00616.96
7.3.230.0090.00916.64
7.3.210.0130.00916.93
7.3.200.0190.00319.39
7.3.190.0070.01416.88
7.3.180.0080.01116.90
7.3.170.0120.01217.12
7.3.160.0030.01216.94
7.3.120.0070.00715.41
7.2.330.0120.00617.05
7.2.320.0000.01717.16
7.2.310.0100.01016.76
7.2.300.0090.00917.13
7.2.290.0190.00016.84
7.2.60.0060.00617.45
7.2.00.0080.00319.96
7.1.200.0080.00315.99
7.1.100.0000.01318.39
7.1.70.0060.00317.64
7.1.60.0100.01419.40
7.1.50.0070.01717.39
7.1.00.0000.05322.84
7.0.200.0070.01017.06
7.0.140.0030.07322.47
7.0.60.0000.04021.99
7.0.50.0070.03022.47
7.0.40.0030.04020.48
7.0.30.0000.04720.44
7.0.20.0000.04320.37
7.0.10.0030.04320.43
7.0.00.0070.03720.36
5.6.280.0070.06721.50
5.6.210.0000.04020.80
5.6.200.0030.03321.35
5.6.190.0000.03321.25
5.6.180.0000.04021.43
5.6.170.0030.08021.35
5.6.160.0030.04021.24
5.6.150.0070.05021.31
5.6.140.0000.04321.45
5.6.130.0000.04321.31
5.6.120.0000.03721.31
5.6.110.0070.03721.24
5.6.100.0070.03021.23
5.6.90.0000.03721.40
5.6.80.0000.03320.63
5.6.70.0000.03320.79
5.6.60.0000.03320.80
5.6.50.0070.02720.78
5.6.40.0030.05020.80
5.6.30.0030.05320.70
5.6.20.0030.06320.70
5.6.10.0000.07020.58
5.6.00.0100.07720.75
5.5.350.0000.03720.48
5.5.340.0000.04021.01
5.5.330.0030.03721.27
5.5.320.0000.07721.17
5.5.310.0030.05321.14
5.5.300.0030.04021.19
5.5.290.0000.04321.04
5.5.280.0000.04721.02
5.5.270.0070.03021.01
5.5.260.0030.03321.07
5.5.250.0000.03320.95
5.5.240.0000.03320.44
5.5.230.0000.05320.54
5.5.220.0000.03320.38
5.5.210.0000.03720.37
5.5.200.0000.03320.52
5.5.190.0030.08020.39
5.5.180.0070.07320.49
5.5.160.0030.08020.41
5.5.150.0030.05320.46
5.5.140.0000.04320.49
5.5.130.0070.05020.52
5.5.120.0030.06320.45
5.5.110.0030.08320.45
5.5.100.0100.04720.21
5.5.90.0000.06320.29
5.5.80.0030.07020.30
5.5.70.0030.08020.24
5.5.60.0000.08020.25
5.5.50.0030.06720.25
5.5.40.0070.07720.36
5.5.30.0070.07320.21
5.5.20.0070.04720.39
5.5.10.0100.06720.35
5.5.00.0030.07720.35
5.4.450.0030.03019.55
5.4.440.0000.05319.57
5.4.430.0070.03019.76
5.4.420.0000.03319.77
5.4.410.0030.03019.42
5.4.400.0000.03019.22
5.4.390.0000.03019.05
5.4.380.0030.03019.44
5.4.370.0000.03719.34
5.4.360.0030.03019.25
5.4.350.0000.08319.23
5.4.340.0000.05319.38
5.4.320.0030.07019.24
5.4.310.0000.07319.21
5.4.300.0030.05719.39
5.4.290.0030.06719.34
5.4.280.0070.07319.29
5.4.270.0070.07319.21
5.4.260.0130.07019.39
5.4.250.0300.05319.05
5.4.240.0070.05719.43
5.4.230.0070.05719.45
5.4.220.0100.06719.05
5.4.210.0000.07719.11
5.4.200.0130.06019.22
5.4.190.0070.08019.38
5.4.180.0030.07319.21
5.4.170.0070.07019.29
5.4.160.0030.06019.21
5.4.150.0030.05019.23
5.4.140.0100.06316.45
5.4.130.0070.07016.72
5.4.120.0030.04016.64
5.4.110.0030.03716.60
5.4.100.0000.07716.62
5.4.90.0000.06016.53
5.4.80.0070.06716.60
5.4.70.0070.06016.47
5.4.60.0000.07316.48
5.4.50.0030.06316.47
5.4.40.0070.05716.56
5.4.30.0030.06016.46
5.4.20.0000.06016.67
5.4.10.0000.07016.66
5.4.00.0070.06016.04
5.3.290.0070.04314.52
5.3.280.0070.05014.57
5.3.270.0070.07014.59
5.3.260.0000.05314.54
5.3.250.0030.07714.40
5.3.240.0030.07014.53
5.3.230.0000.05014.59
5.3.220.0030.04014.52
5.3.210.0000.04314.52
5.3.200.0030.06314.54
5.3.190.0030.07314.54
5.3.180.0000.07714.53
5.3.170.0000.08314.53
5.3.160.0000.06714.51
5.3.150.0070.04714.53
5.3.140.0070.06014.52
5.3.130.0030.07314.53
5.3.120.0030.07014.34
5.3.110.0070.07014.46
5.3.100.0030.07313.97
5.3.90.0070.07013.96
5.3.80.0070.04714.01
5.3.70.0000.07014.00
5.3.60.0030.07313.97
5.3.50.0070.07013.80
5.3.40.0070.06713.79
5.3.30.0030.07313.88
5.3.20.0100.06313.68
5.3.10.0070.06713.56
5.3.00.0070.05013.58
5.2.170.0070.05311.14
5.2.160.0030.04311.15
5.2.150.0030.06311.16
5.2.140.0030.05711.17
5.2.130.0030.06011.09
5.2.120.0030.05710.95
5.2.110.0000.06311.02
5.2.100.0000.06311.06
5.2.90.0030.06011.06
5.2.80.0030.05311.13
5.2.70.0070.05011.09
5.2.60.0000.06310.88
5.2.50.0000.04010.85
5.2.40.0070.05310.99
5.2.30.0030.06011.01
5.2.20.0000.05710.93
5.2.10.0100.05010.86
5.2.00.0030.04310.70
5.1.60.0030.0539.88
5.1.50.0070.0509.88
5.1.40.0030.05310.00
5.1.30.0000.05010.38
5.1.20.0030.06010.37
5.1.10.0030.05310.08
5.1.00.0030.05710.08
5.0.50.0000.0508.94
5.0.40.0000.0438.94
5.0.30.0000.0738.94
5.0.20.0070.0408.94
5.0.10.0030.0478.94
5.0.00.0170.0538.94
4.4.90.0000.0408.94
4.4.80.0000.0308.94
4.4.70.0030.0378.94
4.4.60.0030.0378.94
4.4.50.0000.0338.94
4.4.40.0000.0508.94
4.4.30.0030.0308.94
4.4.20.0000.0378.94
4.4.10.0000.0338.94
4.4.00.0030.0508.94
4.3.110.0030.0278.94
4.3.100.0000.0338.94
4.3.90.0030.0308.94
4.3.80.0000.0508.94
4.3.70.0030.0338.94
4.3.60.0070.0308.94
4.3.50.0030.0338.94
4.3.40.0100.0478.94
4.3.30.0030.0308.94
4.3.20.0030.0378.94
4.3.10.0030.0378.94
4.3.00.0000.0378.94

preferences:
49.73 ms | 401 KiB | 5 Q