|
|
|
| Title : |
Easy to use random number function that seeds with uniqid and allows a max value |
| Categories : |
Math., PHP |
Stefan Powell |
| Date : |
Jul 14th 1998 |
| Grade : |
2 of 5 (graded 3 times) |
| Viewed : |
7351 |
| File : |
No file for this code example. |
| Images : |
No Images for this code example. |
|
| Search : |
More code by Stefan Powell |
|
| Action : |
Grade This Code Example
|
|
| Tools : |
My Examples List |
|
|
|
|
|
|
<?php
function random($max = 1) {
static $startseed = 0;
if (!$startseed) {
$startseed = (double)microtime()*getrandmax();
srand($startseed);
}
return ((rand()/getrandmax())*$max);
}
$bar = 200;
$foo = random($bar);
echo "$foo is a random number between 0 and $bar.";
?> |
|
| Calculator for Baroque Violin strings
Categories : Math., PHP, Strings | | | Arbitrary Precision Math using BCMATH routines
Categories : PHP, Math., BC math | | | Greatest Common Denominator - A simple class that finds the greatest common denominator for two integers.
Categories : PHP, PHP Classes, Math. | | | 3dLib - a class for drawing in 3D space. Supported functions: Line, SetPixel, Polygon, FilledPolygon, etc. 3dChart() function has been added for one-call drawing of 3d charts. Support of mostly used 3d-transformations.
Categories : Graphics, Math., PHP Classes, PHP, Charts and Graphs | | | Library of math functions to expand the functionality of PHP3. Version 1.2.1 fixes a major problem with the gcd function.
Categories : Algorithms, PHP, Math. | | | Math operations on big numbers
Categories : PHP, Math. | | | Prime number finder (Sieve of Erastothenes)
Categories : PHP, Algorithms, Math. | | | grab the result of any calculation you submit to the Google Calculator.
Categories : PHP, Arrays, Web Services, Regexps, Math. | | | Latitude-Longitude to Miles
Categories : PHP, Utilities, Math. | | | Diffusion-Limited Aggregation visualization
Categories : PHP, Graphics, Algorithms, Math. | | | Reverse a given number
Categories : PHP, Beginner Guides, Algorithms, Math. | | | Easy to use random number function that returns an integer
Categories : Math., PHP | | | Query2Report : Generating Html, Pdf and Csv Reports from SQL Query
Categories : PHP, PHP, HTML, PDF, Excel | | | decoct -- Decimal to octal
Categories : PHP, PHP Functions, Math. | | | Weighted Random - Random Scripts usually chose one out of each item, and each item have an equal chance to be chosen. But what if you want an item to be chosed more frequently than other?
Categories : PHP, Math., Arrays | |
| |
| |
|
