wp_rand [ WordPress Function ]
wp_rand ( $min = 0, $max = 0 )
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| Returns: |
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| Defined at: |
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Generates a random number
Source
<?php
function wp_rand( $min = 0, $max = 0 ) {
global $rnd_value;
// Reset $rnd_value after 14 uses
// 32(md5) + 40(sha1) + 40(sha1) / 8 = 14 random numbers from $rnd_value
if ( strlen($rnd_value) < 8 ) {
if ( defined( 'WP_SETUP_CONFIG' ) )
static $seed = '';
else
$seed = get_transient('random_seed');
$rnd_value = md5( uniqid(microtime() . mt_rand(), true ) . $seed );
$rnd_value .= sha1($rnd_value);
$rnd_value .= sha1($rnd_value . $seed);
$seed = md5($seed . $rnd_value);
if ( ! defined( 'WP_SETUP_CONFIG' ) )
set_transient('random_seed', $seed);
}
// Take the first 8 digits for our value
$value = substr($rnd_value, 0, 8);
// Strip the first eight, leaving the remainder for the next call to wp_rand().
$rnd_value = substr($rnd_value, 8);
$value = abs(hexdec($value));
// Reduce the value to be within the min - max range
// 4294967295 = 0xffffffff = max random number
if ( $max != 0 )
$value = $min + (($max - $min + 1) * ($value / (4294967295 + 1)));
return abs(intval($value));
}
?>
Examples [ wp-snippets.com ]
Google Arama Sonuçlarý
- Function Reference/wp rand « WordPress Codex
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codex.wordpress.org - WordPress › wp_rand() for Entropy PHP « WordPress Plugins
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core.trac.wordpress.org - wp_rand (WordPress Function) - WPSeek.com
WordPress lookup for wp_rand, a WordPress Function. wpseek.com is a WordPress-centric search tool for developers and theme authors.
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