PHPのIntlCharcharDirection（）関数

IntlChar charDirection（）関数は、入力された値の双方向カテゴリ値を表示するために使用されます。

構文

int IntlChar::charDirection(val)

パラメータ

• val-UTF-8文字列としてエンコードされた整数または文字。

戻る

IntlChar charDirection（）関数は、次の双方向カテゴリ値を返します-

• IntlChar ::CHAR_DIRECTION_LEFT_TO_RIGHT

• IntlChar ::CHAR_DIRECTION_RIGHT_TO_LEFT

• IntlChar ::CHAR_DIRECTION_EUROPEAN_NUMBER

• IntlChar ::CHAR_DIRECTION_EUROPEAN_NUMBER_SEPARATOR

• 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

例

以下は例です-

<?php
   var_dump(IntlChar::charDirection("-"));
   echo "<br>";
   var_dump(IntlChar::charDirection("*"));
   echo "<br>";
   var_dump(IntlChar::charDirection("kjh"));
   echo "<br>";
   var_dump(IntlChar::charDirection("H"));
   echo "<br>";
?>

出力

以下は出力です-

int(3)
int(10)
NULL
int(0)