jodd-lagarto/src/main/java/jodd/lagarto/Scanner.java
protected final int find(final char target, int from, final int end) {
		while (from < end) {
			if (input[from] == target) {
				break;
			}
			from++;
		}

		return (from == end) ? -1 : from;
	}
protected final int find(final char target, int from, final int end) {
		while (from < end) {
			if (input[from] == target) {
				break;
			}
			from++;
		}

		return (from == end) ? -1 : from;
	}
Finds a character in some range and returns its index.
Returns <code>-1</code> if character is not found.