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HaruEncoder::getByteType

(PECL haru:0.0.1)

HaruEncoder::getByteType — Get the type of the byte in the text

说明

int HaruEncoder::getByteType ( string $text , int $index )

Returns the type of the byte in the text on the specified position. The result is one of the following values:

  • HaruEncoder::BYTE_TYPE_SINGLE - single byte character.
  • HaruEncoder::BYTE_TYPE_LEAD - lead byte of a double-byte character.
  • HaruEncoder::BYTE_TYPE_TRAIL - trailing byte of a double-byte character.
  • HaruEncoder::BYTE_TYPE_UNKNOWN - invalid encoder or cannot detect the byte type.

参数

text

The text.

index

The position in the text.

错误／异常

Throws HaruException on error.

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