public static boolean isBlankChar(char c) {
		return isBlankChar((int) c);
	}
@Test
	public void isBlankCharTest(){
		final char a = '\u00A0';
		assertTrue(CharUtil.isBlankChar(a));

		final char a2 = '\u0020';
		assertTrue(CharUtil.isBlankChar(a2));

		final char a3 = '\u3000';
		assertTrue(CharUtil.isBlankChar(a3));

		final char a4 = '\u0000';
		assertTrue(CharUtil.isBlankChar(a4));

		final char a5 = ' ';
		assertTrue(CharUtil.isBlankChar(a5));
	}