jodd-core/src/main/java/jodd/util/CharSequenceUtil.java
public static int findFirstEqual(final CharSequence source, final int index, final CharSequence match) {
		for (int i = index; i < source.length(); i++) {
			if (equalsOne(source.charAt(i), match)) {
				return i;
			}
		}
		return -1;
	}
public static int findFirstEqual(final CharSequence source, final int index, final CharSequence match) {
		for (int i = index; i < source.length(); i++) {
			if (equalsOne(source.charAt(i), match)) {
				return i;
			}
		}
		return -1;
	}
public static int findFirstEqual ( final CharSequence source , final int index , final CharSequence match ) { for ( int i = index ; i < source . length ( ) ; i ++ ) { if ( equalsOne ( source . charAt ( i ) , match ) ) { return i ; } } return - 1 ; }
Finds index of the first character in given charsequence the matches any from the
given set of characters.

@return index of matched character or -1
Finds index of the first character in given charsequence the matches any from the given set of characters .