PHP | stats_rand_ranf() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP stats_rand_ranf() function.

The built-in PHP stats_rand_ranf() function generates a random floating-point number between 0 and 1.

Syntax

Following below is the syntax to use this function -

float stats_rand_ranf( void )

READ: PHP | stats_rand_get_seeds() Function

Parameter Details

This built-in PHP function does not have any parameter.

Return Value

This php function returns a random floating point number from the uniform distribution between 0 (exclusive) and 1 (exclusive).

Dependencies

This built-in function was first introduced in statistics extension (PHP version 4.0.0 and PEAR v1.4.0). In this tutorial guide, we used the latest release of stats-2.0.3 (PHP v7.0.0 or newer and PEAR version 1.4.0 or newer).

Example

The following example generates a random floating point number and checks if it floats and ranges between 0 and 1 -

<?php
   $r = stats_rand_ranf();
   var_dump(is_float($r));
   var_dump(0 <= $r && $r < 1);
?>

Output

When the above code is executed, it will produce the following result -

bool(true)
bool(true)

READ: PHP | stats_rand_phrase_to_seeds() Function

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP stats_rand_setall() function.

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