php 截断ACF文本框

Posted 2021-05-04

/**
 * Truncate an ACF text box
 *
 * @example truncate( $content, 25 )
 * @author Jason Williams
 * @return $text
 *
 * @param  $text string.
 * @param  $chars integer
 */
function base_truncate($text, $chars = 25) {
    if (strlen($text) <= $chars) {
        return $text;
    }
    $text = $text." ";
    $text = substr($text,0,$chars);
    $text = substr($text,0,strrpos($text,' '));
    $text = $text."...";
    return $text;
}