Perl Programming/Keywords/rand
< Perl Programming | Keywords
The rand keywordEdit
rand is a function that returns a random fractional number greater than or equal to 0 and less than the value of EXPRESSION. Without EXPRESSION, the value 1 is used so that the interval of the random number is .
SyntaxEdit
rand EXPRESSION
rand
ExamplesEdit
The code
$a = rand(31);
print 'int(' . "$a" . ') = ', int($a);
returns a number [0, 31) like
int(28.7540893554688) = 28