PHP Math Exercises: Get random float numbers
PHP math: Exercise-10 with Solution
Write a PHP function to get random float numbers.
Pictorial Presentation:

Sample Solution:
PHP Code:
<?php
function rand_float($st_num=0,$end_num=1,$mul=1000000)
{
if ($st_num>$end_num) return false;
return mt_rand($st_num*$mul,$end_num*$mul)/$mul;
}
echo rand_float()."\n";
echo rand_float(0.6)."\n";
echo rand_float(0.5,0.6)."\n";
echo rand_float(0,20)."\n";
echo rand_float(0,3,2)."\n";
echo rand_float(0,2,20)."\n";
?>
Sample Output:
0.613314 0.886207 0.57955 17.570268 1.5 1.6
Flowchart :

PHP Code Editor:
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Previous: Write a PHP function to convert Arabic numbers to Roman numerals.
Next: Write a PHP function to create a human-readable random string for a captcha.
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