Set Limits on WordPress Content for Excerpts

<?php
// excerpt
function excerpt($limit) {
    $excerpt = explode(' ', get_the_excerpt(), $limit);
    if (count($excerpt)&gt;=$limit)
    {
        array_pop($excerpt);
        $excerpt = implode(" ",$excerpt).'...';
    }
    else
    {
        $excerpt = implode(" ",$excerpt);
    }
    $excerpt = preg_replace('`\[[^\]]*\]`','',$excerpt);
    return $excerpt;
}
?>

<?php
// content
function content($limit)
{
    $content = explode(' ', get_the_content(), $limit);
    if (count($content)&gt;=$limit)
    {
        array_pop($content);
        $content = implode(" ",$content).'...';
    }
    else
    {
        $content = implode(" ",$content);
    }
    $content = preg_replace('/\[.+\]/','', $content);
    $content = apply_filters('the_content', $content);
    $content = str_replace(']]&gt;', ']]&gt;', $content);
    return $content;
}
?>