@Test public void test() throws Exception { assertTrue(CharUtil.isAscii('a')); assertFalse(CharUtil.isAscii('あ')); }
public static boolean isAscii(char ch) { return ((ch & 0xFFFFFF80) == 0); }
CharUtil { public static boolean isAscii(char ch) { return ((ch & 0xFFFFFF80) == 0); } }
CharUtil { public static boolean isAscii(char ch) { return ((ch & 0xFFFFFF80) == 0); } protected  CharUtil(); }
CharUtil { public static boolean isAscii(char ch) { return ((ch & 0xFFFFFF80) == 0); } protected  CharUtil(); static boolean isAscii(char ch); }
CharUtil { public static boolean isAscii(char ch) { return ((ch & 0xFFFFFF80) == 0); } protected  CharUtil(); static boolean isAscii(char ch);  }