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    IntlChar::getNumericValue

    (PHP 7)

    IntlChar::getNumericValue — Get the numeric value for a Unicode code point

    설명

    public static float IntlChar::getNumericValue ( mixed $codepoint )

    Gets the numeric value for a Unicode code point as defined in the Unicode Character Database.

    For characters without any numeric values in the Unicode Character Database, this function will return IntlChar::NO_NUMERIC_VALUE.

    인수

    codepoint

    The integer codepoint value (e.g. 0x2603 for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g. "\u{2603}")

    반환값

    Numeric value of codepoint, or IntlChar::NO_NUMERIC_VALUE if none is defined. This constant was added in PHP 7.0.6, prior to this version the literal value (float)-123456789 may be used instead.

    예제

    Example #1 Testing different code points

    <?php
    var_dump    (IntlChar::getNumericValue("4"));
    var_dump(IntlChar::getNumericValue("x"));
    var_dump(IntlChar::getNumericValue("\u{216C}"));
    ?>

    위 예제의 출력:

    float(4)
float(-123456789)
float(50)
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