<?php
$x = 129;
$y = 1;
$m = microtime(true);
$y = 1 << ceil(log($x, 2));
echo microtime(true), "\n\r";
$y = 1;
$m = microtime(true);
while ($y < $x) {
$y = $y <<1;
}
echo microtime(true) - $m;
- Output for 7.2.0
- 1383238739.007
9.5367431640625E-7
- Output for 7.1.7
- 1383238739.0036
7.8678131103516E-6
- Output for 7.1.6
- 1383238739.0134
1.1920928955078E-5
- Output for 7.1.5
- 1383238739.0125
1.1205673217773E-5
- Output for 7.1.0
- 1383238739.0063
9.5367431640625E-7
- Output for 7.0.20
- 1383238739.0028
4.0531158447266E-6
- Output for 7.0.14
- 1383238739.0038
1.1920928955078E-6
- Output for 5.4.28, 5.4.43, 5.5.11, 5.6.11, 7.0.10
- 1383238739.0038
9.5367431640625E-7
- Output for 5.4.17, 5.4.24, 7.0.9
- 1383238739.0034
9.5367431640625E-7
- Output for 5.5.13, 7.0.8
- 1383238739.0038
2.1457672119141E-6
- Output for 5.5.36, 5.6.0, 7.0.7
- 1383238739.0046
9.5367431640625E-7
- Output for 7.0.6
- 1383238739.0042
0
- Output for 5.4.26, 5.5.0, 5.5.8, 7.0.5
- 1383238739.0044
9.5367431640625E-7
- Output for 5.5.29, 5.6.24, 7.0.4
- 1383238739.0041
9.5367431640625E-7
- Output for 5.6.10, 7.0.3
- 1383238739.0037
9.5367431640625E-7
- Output for 7.0.2
- 1383238739.0037
1.1920928955078E-6
- Output for 7.0.1
- 1383238739.0064
9.5367431640625E-7
- Output for 5.4.16, 5.5.19, 5.5.33, 5.5.37, 5.6.7, 5.6.19, 7.0.0
- 1383238739.004
9.5367431640625E-7
- Output for 5.5.3, 5.6.28
- 1383238739.0045
1.9073486328125E-6
- Output for 5.5.23, 5.5.27, 5.6.25
- 1383238739.0049
1.9073486328125E-6
- Output for 5.6.23
- 1383238739.0034
1.1920928955078E-6
- Output for 5.4.20, 5.4.35, 5.5.30, 5.6.22
- 1383238739.0042
1.9073486328125E-6
- Output for 5.5.28, 5.6.2, 5.6.8, 5.6.21
- 1383238739.0043
1.9073486328125E-6
- Output for 5.4.15, 5.6.20
- 1383238739.0044
1.9073486328125E-6
- Output for 5.5.16, 5.6.18
- 1383238739.0047
9.5367431640625E-7
- Output for 5.5.34 - 5.5.35, 5.6.17
- 1383238739.0045
9.5367431640625E-7
- Output for 5.4.30, 5.6.16
- 1383238739.0042
9.5367431640625E-7
- Output for 5.6.15
- 1383238739.0055
1.1920928955078E-6
- Output for 5.5.20, 5.6.12, 5.6.14
- 1383238739.0049
2.1457672119141E-6
- Output for 5.6.13
- 1383238739.0048
2.1457672119141E-6
- Output for 5.6.9
- 1383238739.0049
9.5367431640625E-7
- Output for 5.6.6
- 1383238739.0041
2.1457672119141E-6
- Output for 5.6.5
- 1383238739.0033
1.1920928955078E-6
- Output for 5.6.3 - 5.6.4
- 1383238739.0047
2.1457672119141E-6
- Output for 5.6.1
- 1383238739.005
1.9073486328125E-6
- Output for 5.5.38
- 1383238739.003
9.5367431640625E-7
- Output for 5.4.32, 5.4.36, 5.5.32
- 1383238739.0039
9.5367431640625E-7
- Output for 5.4.42, 5.5.31
- 1383238739.0035
9.5367431640625E-7
- Output for 5.5.26
- 1383238739.0058
2.1457672119141E-6
- Output for 5.5.25
- 1383238739.0035
2.1457672119141E-6
- Output for 5.5.24
- 1383238739.0048
1.9073486328125E-6
- Output for 5.5.22
- 1383238739.0053
9.5367431640625E-7
- Output for 5.4.45, 5.5.4, 5.5.21
- 1383238739.005
9.5367431640625E-7
- Output for 5.5.18
- 1383238739.0042
1.1920928955078E-6
- Output for 5.5.15
- 1383238739.004
2.1457672119141E-6
- Output for 5.5.14
- 1383238739.0047
1.1920928955078E-6
- Output for 5.5.12
- 1383238739.003
1.1920928955078E-6
- Output for 5.5.10
- 1383238739.0044
2.1457672119141E-6
- Output for 5.4.23, 5.5.9
- 1383238739.0043
9.5367431640625E-7
- Output for 5.4.22, 5.5.7
- 1383238739.0045
2.1457672119141E-6
- Output for 5.5.6
- 1383238739.005
2.1457672119141E-6
- Output for 5.5.5
- 1383238739.0051
1.9073486328125E-6
- Output for 5.5.2
- 1383238739.0048
9.5367431640625E-7
- Output for 5.5.1
- 1383238739.0065
3.0994415283203E-6
- Output for 5.4.44
- 1383238739.0035
1.1920928955078E-6
- Output for 5.4.18, 5.4.41
- 1383238739.0041
1.1920928955078E-6
- Output for 5.4.19, 5.4.40
- 1383238739.0036
9.5367431640625E-7
- Output for 5.4.39
- 1383238739.0035
1.9073486328125E-6
- Output for 5.4.38
- 1383238739.0039
2.1457672119141E-6
- Output for 5.4.37
- 1383238739.0033
1.9073486328125E-6
- Output for 5.4.29, 5.4.34
- 1383238739.004
1.9073486328125E-6
- Output for 5.4.31
- 1383238739.0031
9.5367431640625E-7
- Output for 5.4.27
- 1383238739.0033
9.5367431640625E-7
- Output for 5.4.25
- 1383238739.0038
1.9073486328125E-6
- Output for 5.4.21
- 1383238739.0032
1.1920928955078E-6
- Output for 5.3.22, 5.4.11, 5.4.14
- 1383238739.0022
9.5367431640625E-7
- Output for 5.4.13
- 1383238739.0025
9.5367431640625E-7
- Output for 5.3.5, 5.4.8, 5.4.12
- 1383238739.0021
9.5367431640625E-7
- Output for 5.3.11, 5.4.10
- 1383238739.0025
1.9073486328125E-6
- Output for 5.4.9
- 1383238739.0022
1.9073486328125E-6
- Output for 5.3.0, 5.4.0, 5.4.7
- 1383238739.0024
9.5367431640625E-7
- Output for 5.3.1, 5.3.6, 5.3.10, 5.3.13, 5.3.16, 5.3.19, 5.3.24, 5.3.28, 5.4.3, 5.4.5 - 5.4.6
- 1383238739.0024
1.9073486328125E-6
- Output for 5.3.18, 5.4.4
- 1383238739.002
2.1457672119141E-6
- Output for 5.3.3, 5.4.2
- 1383238739.0023
9.5367431640625E-7
- Output for 5.4.1
- 1383238739.0024
2.1457672119141E-6
- Output for 5.3.29
- 1383238739.002
9.5367431640625E-7
- Output for 5.3.14, 5.3.27
- 1383238739.0021
2.1457672119141E-6
- Output for 5.3.26
- 1383238739.0024
1.1920928955078E-6
- Output for 5.3.25
- 1383238739.0023
3.0994415283203E-6
- Output for 5.3.8, 5.3.23
- 1383238739.0022
2.1457672119141E-6
- Output for 5.3.21
- 1383238739.0017
2.1457672119141E-6
- Output for 5.2.13, 5.3.20
- 1383238739.002
1.9073486328125E-6
- Output for 5.3.17
- 1383238739.0022
1.1920928955078E-6
- Output for 5.3.4, 5.3.12, 5.3.15
- 1383238739.0023
1.9073486328125E-6
- Output for 5.3.9
- 1383238739.0019
9.5367431640625E-7
- Output for 5.3.7
- 1383238739.0025
3.0994415283203E-6
- Output for 5.3.2
- 1383238739.0025
1.1920928955078E-6
- Output for 5.2.7, 5.2.12, 5.2.17
- 1383238739.0018
2.1457672119141E-6
- Output for 5.2.16
- 1383238739.002
4.0531158447266E-6
- Output for 5.2.9, 5.2.15
- 1383238739.002
3.0994415283203E-6
- Output for 5.2.14
- 1383238739.0019
3.0994415283203E-6
- Output for 5.2.3, 5.2.11
- 1383238739.0018
2.8610229492188E-6
- Output for 5.2.5, 5.2.10
- 1383238739.002
2.8610229492188E-6
- Output for 5.2.8
- 1383238739.0014
1.9073486328125E-6
- Output for 5.2.6
- 1383238739.0021
2.8610229492188E-6
- Output for 5.2.4
- 1383238739.0015
2.1457672119141E-6
- Output for 5.2.2
- 1383238739.0019
2.1457672119141E-6
- Output for 5.2.1
- 1383238739.0019
1.9073486328125E-06
- Output for 5.2.0
- 1383238739.0018
3.0994415283203E-06
- Output for 5.1.6
- 1383238739.0016
2.1457672119141E-06
- Output for 5.1.4 - 5.1.5
- 1383238739.0019
2.8610229492188E-06
- Output for 5.1.3
- 1383238739.0014
1.9073486328125E-06
- Output for 5.1.2
- 1383238739.0018
4.0531158447266E-06
- Output for 5.1.1
- 1383238739.0014
2.1457672119141E-06
- Output for 5.1.0
- 1383238739.0015
3.0994415283203E-06
- Output for 5.0.1, 5.0.5
- 1383238739.0008
4.0531158447266E-06
- Output for 5.0.4
- 1383238739.0006
2.8610229492188E-06
- Output for 5.0.3
- 1383238739.0007
4.0531158447266E-06
- Output for 5.0.2
- 1383238739.0011
5.9604644775391E-06
- Output for 5.0.0
- 1383238739.0006
3.0994415283203E-06
- Output for 4.4.9
- 0.00017800 1383238739
5E-06
- Output for 4.4.8
- 0.00018500 1383238739
5E-06
- Output for 4.4.7
- 0.00020900 1383238739
5E-06
- Output for 4.4.3, 4.4.6
- 0.00020500 1383238739
5E-06
- Output for 4.4.5
- 0.00017600 1383238739
5E-06
- Output for 4.4.4
- 0.00016600 1383238739
7E-06
- Output for 4.4.2
- 0.00019400 1383238739
5E-06
- Output for 4.4.1
- 0.00018000 1383238739
5E-06
- Output for 4.4.0
- 0.00015600 1383238739
6E-06
- Output for 4.3.11
- 0.00016700 1383238739
4E-06
- Output for 4.3.10
- 0.00018300 1383238739
4E-06
- Output for 4.3.9
- 0.00018800 1383238739
6E-06
- Output for 4.3.8
- 0.00017800 1383238739
8E-06
- Output for 4.3.7
- 0.00018100 1383238739
9E-06
- Output for 4.3.6
- 0.00020800 1383238739
6E-06
- Output for 4.3.5
- 0.00019900 1383238739
9E-06
- Output for 4.3.4
- 0.00019400 1383238739
8E-06
- Output for 4.3.3
- 0.00020200 1383238739
6E-06
- Output for 4.3.2
- 0.00019500 1383238739
5E-06
- Output for 4.3.1
- 0.00019900 1383238739
5E-06
- Output for 4.3.0
- 0.00016400 1383238739
6E-06
preferences:
200.24 ms | 401 KiB | 216 Q