Example to explain how to convert numbers into uppercase letters in PHP-PHP Problem-php.cn

Example to explain how to convert numbers into uppercase letters in PHP

PHPz

Release： 2023-04-03 14:54:02

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In PHP, you can use the following function to convert numbers into uppercase letters:

function num2upper($num) {
    $upper = array("零","壹","贰","叁","肆","伍","陆","柒","捌","玖");
    $unit = array("","拾","佰","仟","万","亿");
    $amount = "".round($num,2); //只保留两位小数
    $ystr = "点"; //小数点
    $len = strlen($amount);
    for ($i = $len - 1; $i >= 0; $i--) {
        $pos = $len - $i - 1;
        $num = $amount[$i];
        $chn = $upper[$num];
        if ($num == 0) {
            $unit_pos = $pos % 4;
            if ($unit_pos != 0) {
                $chn = "";
                if ($y_unit) {
                    $chn = $ystr;
                    $y_unit = false;
                }
                if ($pos == 4) {
                    $chn .= $unit[4];
                } elseif ($pos == 8) {
                    $chn .= $unit[5];
                    $y_unit = true;
                }
            }
        } else {
            $chn .= $unit[$pos % 4];
            $y_unit = false;
        }
        $upper_str = $chn . $upper_str;
    }
    return $upper_str;
}

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Usage example:

$num = 1234567.89;
$upper = num2upper($num);
echo $upper; // 壹佰贰拾叁万肆仟伍佰陆拾柒元捌角玖分

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When using this function, you only need to pass the number to be converted as a parameter Just pass it in. This function returns a string representing the converted uppercase amount. It should be noted that this function can only convert numbers into uppercase letters, not letters into numbers.

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