IntlChar charDirection() 函数用于显示输入值的双向类别值。
语法
int IntlChar::charDirection(val)
登录后复制
参数
-
val - 编码为 UTF-8 字符串的整数或字符。
返回
IntlChar charDirection() 函数返回以下双向类别值 -
-
IntlChar::CHAR_DIRECTION_LEFT_TO_RIGHT
li>
-
IntlChar::CHAR_DIRECTION_RIGHT_TO_LEFT
-
IntlChar::CHAR_DIRECTION_EUROPEAN_NUMBER
-
IntlChar::CHAR_DIRECTION_EUROPEAN_NUMBER_SEPARATOR p>
-
IntlChar::CHAR_DIRECTION_EUROPEAN_NUMBER_TERMINATOR
-
IntlChar::CHAR_DIRECTION_ARABIC_NUMBER
-
IntlChar: :CHAR_DIRECTION_COMMON_NUMBER_SEPARATOR
-
IntlChar::CHAR_DIRECTION_BLOCK_SEPARATOR
-
IntlChar::CHAR_DIRECTION_SEGMENT_SEPARATOR
- IntlChar::CHAR_DIRECTION_WHITE_SPACE_NEUTRAL
-
IntlChar::CHAR_DIRECTION_OTHER_NEUTRAL
-
IntlChar::CHAR_DIRECTION_LEFT_TO_RIGHT_EMBEDDING
-
IntlChar::CHAR_DIRECTION_LEFT_TO_RIGHT_OVERRIDE
-
IntlChar::CHAR_DIRECTION_RIGHT_TO_LEFT_ARABIC
-
IntlChar::CHAR_DIRECTION_RIGHT_TO_LEFT_EMBEDDING
-
IntlChar::CHAR_DIRECTION_RIGHT_TO_LEFT_OVERRIDE
-
IntlChar::CHAR_DIRECTION_POP_DIRECTIONAL_FORMAT
-
IntlChar::CHAR_DIRECTION_DIR_NON_SPACING_MARK
-
IntlChar::CHAR_DIRECTION_BOUNDARY_NEUTRAL
-
IntlChar::CHAR_DIRECTION_FIRST_STRONG_ISOLATE
-
IntlChar::CHAR_DIRECTION_LEFT_TO_RIGHT_ISOLATE
-
IntlChar::CHAR_DIRECTION_RIGHT_TO_LEFT_ISOLATE
-
IntlChar::CHAR_DIRECTION_POP_DIRECTIONAL_ISOLATE
-
IntlChar::CHAR_DIRECTION_CHAR_DIRECTION_COUNT
示例
以下是示例 -
登录后复制
输出
以下是输出 -
int(3)
int(10)
NULL
int(0)
登录后复制
以上就是在PHP中，IntlChar charDirection()函数的作用是返回给定字符的方向属性的详细内容，更多请关注每日运维网(www.mryunwei.com)其它相关文章！
