大写金额转换成阿拉伯数字金额

<?php    /**     * 大写金额转换成阿拉伯数字金额     *      * FuntionName：convert2Number     * @param string|$moneyCn     * @return int|mixed     *      * $moneyCn = "贰亿零壹拾万叁仟零壹圆"; -> 200103001     * $moneyCn = "玖仟捌佰叁拾亿零壹拾捌万贰仟柒佰圆整"; -> 983000182700     * $moneyCn = "贰佰亿壹仟万零壹圆整"; -> 20010000001     */    function convert2Number($moneyCn)    {        static $unit2Number = [            '亿' => 100000000,            '万' => 10000,            '仟' => 1000,            '佰' => 100,            '拾' => 10,            '圆' => 1,        ];        static $cn2Number = [            '零' => 0,            '壹' => 1,            '贰' => 2,            '叁' => 3,            '肆' => 4,            '伍' => 5,            '陆' => 6,            '柒' => 7,            '捌' => 8,            '玖' => 9,            '拾' => 10,        ];        $result = 0;        foreach($unit2Number as $unit => $number) {            $pos = mb_strpos($moneyCn, $unit);            if ($pos === false) {                // 这个就是没有找到这个需要的单位                continue;            }            $cn = mb_substr($moneyCn, 0, $pos);            if (mb_substr($cn, 0, 1) == '零') {                $cn = mb_substr($cn, 1);            }            $number = 0;            if (mb_strlen($cn) == 1) {                $number = $cn2Number[$cn];            } else if (mb_strlen($cn) > 1) {                $number = convert2Number($cn . "圆");            }            $result += $number * $unit2Number[$unit];            $moneyCn = mb_substr($moneyCn, $pos + mb_strlen($unit));        }        return $result;    }$moneyCn = "玖仟捌佰叁拾亿零壹拾捌万贰仟柒佰圆整";echo convert2Number($moneyCn);//983000182700