public static int indexOfIgnoreCase(final String src, final String subS) {
    """
	Finds first index of a substring in the given source string with ignored case.
	
	@param src    source string for examination
	@param subS   substring to find
	
	@return index of founded substring or -1 if substring is not found
	@see #indexOfIgnoreCase(String, String, int)
    """
		return indexOfIgnoreCase(src, subS, 0, src.length());
	}
public static int indexOfIgnoreCase(final String src, final String subS) {
		return indexOfIgnoreCase(src, subS, 0, src.length());
	}
public static int indexOfIgnoreCase ( final String src , final String subS ) { return indexOfIgnoreCase ( src , subS , 0 , src . length ( ) ) ; }
Finds first index of a substring in the given source string with ignored case.

@param src    source string for examination
@param subS   substring to find

@return index of founded substring or -1 if substring is not found
@see #indexOfIgnoreCase(String, String, int)
Finds first index of a substring in the given source string with ignored case .