Ejemplo n.º 1
0
/**
 * Checks if a character is an alphanumeric one
 *
 * @param   string   character to check for
 *
 * @return  boolean  whether the character is an alphanumeric one or not
 *
 * @see     PMA_STR_isUpper()
 * @see     PMA_STR_isLower()
 * @see     PMA_STR_isDigit()
 */
function PMA_STR_isAlnum($c)
{
    return PMA_STR_isUpper($c) || PMA_STR_isLower($c) || PMA_STR_isDigit($c);
}
/**
 * Checks if a character is an alphabetic one
 *
 * @uses    PMA_STR_isUpper()
 * @uses    PMA_STR_isLower()
 * @param   string   character to check for
 * @return  boolean  whether the character is an alphabetic one or not
 */
function PMA_STR_isAlpha($c)
{
    return PMA_STR_isUpper($c) || PMA_STR_isLower($c);
}
/**
 * Checks if a character is an alphabetic one
 *
 * @uses    PMA_STR_isUpper()
 * @uses    PMA_STR_isLower()
 * @param   string   character to check for
 * @return  boolean  whether the character is an alphabetic one or not
 */
function PMA_STR_isAlpha($c)
{
    return (PMA_STR_isUpper($c) || PMA_STR_isLower($c));
} // end of the "PMA_STR_isAlpha()" function