function currencyToChinese($data)

{

    $data = str_replace(',', '', $data);

    if ($data == '') {

        return '';

    }

    $prefix = '';

    $cncap = '';

    if ($data < 0) {

        $prefix .= '负';

        $data = substr($data, 1, strlen($data) - 1);

    }

    $capnum = array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖");

    $capdigit = array("", "拾", "佰", "仟");

    $subdata = explode(".", $data);

    if (!isset($subdata[1])) {

        $subdata[1] = 0;

    }

    if (intval($subdata[0]) == 0 && intval($subdata[1]) == 0) {

        return $prefix . "零元整";

    }

    $yuan = $subdata[0];

    $j = 0; $nonzero = 0;

    for ($i = 0; $i < strlen($subdata[0]); $i++) {

        if (0 == $i) { //确定个位

            if (intval($subdata[1]) != 0) {

                if (substr($subdata[0], -1, 1) == 0) {

                    $cncap .= "元零";

                } else {

                    $cncap .= "元";

                }

            } else {

                if (intval($subdata[0]) != 0) {

                    $cncap = "元";

                }

            }

        }

        if (4 == $i) {

            $j = 0;

            $nonzero = 0;

            $cncap = "万" . $cncap;

        } //确定万位

        if (8 == $i) {

            $j = 0;

            $nonzero=0;

            $cncap="亿" . $cncap;

        } //确定亿位

        $numb = substr($yuan, -1, 1); //截取尾数

        $cncap = ($numb) ?

            $capnum[$numb] . $capdigit[$j] . $cncap : (($nonzero)?"零" . $cncap : $cncap);

        $nonzero = ($numb) ? 1 : $nonzero;

        $yuan = substr($yuan, 0, strlen($yuan)-1); //截去尾数

        $j++;

    }

    $chiao = '';

    $cent = '';

    if (intval($subdata[1]) != 0) {

        $chiao = (substr($subdata[1], 0, 1)) ?

            $capnum[substr($subdata[1], 0, 1)] . "角" : "零";

        $cent = (substr($subdata[1], 1, 1)) ?

            $capnum[substr($subdata[1], 1, 1)] . "分" : "零分";

    }

    $cncap .= $chiao.$cent;

    if (substr($subdata[1], -1, 1) === '0') {

        $cncap .= "整";

    }

    $cncap = preg_replace("/(零)+/", "\\1", $cncap); //合并连续“零”

    if (intval($subdata[0]) == 0) {

        $cncap = preg_replace("/(元零)+/", "", $cncap);

        $cncap = preg_replace("/(元)+/", "", $cncap);

    }

    if (intval($subdata[1]) == 0 || substr($subdata[1], -1, 1) === '0') {

        $cncap = preg_replace("/(零分)+/", "", $cncap);

    }

    return $prefix . $cncap;

}