Method isHighSurrogate

lib/java/lang/Character.java:2076–2078

Indicates whether ch is a high- (or leading-) surrogate code unit that is used for representing supplementary characters in UTF-16 encoding. @param ch the character to test. @return true if ch is a high-surrogate code unit; false otherwise. @see #i

(char ch)

     * @since 1.5
     */
    public static boolean isHighSurrogate(char ch) {
        return (MIN_HIGH_SURROGATE <= ch && MAX_HIGH_SURROGATE >= ch);
    }

    /**
     * Indicates whether {@code ch} is a low- (or trailing-) surrogate code unit