参数:x
a character vector with the names of Unicode blocks.
字符向量的Unicode块的名称。
值----------Value----------
If x is missing, a list of the Unicode blocks given as u_char_range Unicode character ranges, with the (full) block names as names.
如果x缺少的Unicode块的列表u_char_rangeUnicode字符范围,(已满)块名称,作为名。
If x is given, a (sub)list of the specific Unicode blocks.
如果x给出,(子)列表中的特定的Unicode块。
参考文献----------References----------
Unicode Character Database (http://www.unicode.org/ucd/)
参见----------See Also----------
u_char_property to find the block (property) of Unicode characters.
u_char_property找块(属性)的Unicode字符。