EventBuffer::searchEol

(PECL event >= 1.5.0)

EventBuffer::searchEolScans the buffer for an occurrence of an end of line

说明

public EventBuffer::searchEol ( int $start = -1 , int $eol_style = EventBuffer::EOL_ANY ) : mixed

Scans the buffer for an occurrence of an end of line specified by eol_style parameter . It returns numeric position of the string, or false if the string was not found.

If the start argument is provided, it represents the position at which the search should begin; otherwise, the search is performed from the start of the string. If end argument provided, the search is performed between start and end buffer positions.

参数

start

Start search position.

eol_style

One of EventBuffer:EOL_* constants .

返回值

Returns numeric position of the first occurance of end-of-line symbol in the buffer, or false if not found.

警告

此函数可能返回布尔值 false,但也可能返回等同于 false 的非布尔值。请阅读 布尔类型章节以获取更多信息。应使用 === 运算符来测试此函数的返回值。

参见

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