PHP Numbers_Roman::toNumber示例

示例#1

文件： exercise2.php 项目： raynaldmo/php-education

function convertNumber($values)
{
    $originalNumber = $values["number"];
    if (is_numeric($originalNumber)) {
        $numerals = "Roman";
        $originalNumber = (int) $originalNumber;
        $convertedNumber = Numbers_Roman::toNumeral($originalNumber, true, true);
    } else {
        $numerals = "Arabic";
        $originalNumber = preg_replace("/[^IVXLCDM]/i", "", $originalNumber);
        $convertedNumber = Numbers_Roman::toNumber($originalNumber);
    }
    echo "<p>{$originalNumber} in {$numerals} numerals is: {$convertedNumber}.</p>";
}

示例#2

文件： Working_with_Roman_Numerals.php 项目： Halfnhav4/pfff

function pleac_Working_with_Roman_Numerals()
{
    // PHP offers no native support for Roman Numerals. However, a 'Numbers_Roman' class
    // is available for download from PEAR: [http://pear.php.net/package/Numbers_Roman].
    // Note the following 'include' directives are required:
    //
    //   include_once('Numbers/Roman.php');
    $roman = Numbers_Roman::toNumeral($arabic);
    $arabic = Numbers_Roman::toNumber($roman);
    // ----------------------------
    $roman_fifteen = Numbers_Roman::toNumeral(15);
    $arabic_fifteen = Numbers_Roman::toNumber($roman_fifteen);
    printf("Roman for fifteen is: %s\n", $roman_fifteen);
    printf("Arabic for fifteen is: %d\n", $arabic_fifteen);
}