(PECL event >= 1.5.0)
EventBuffer::searchEol — Scans the buffer for an occurrence of an end of line
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.
start
Start search position.
eol_style
One of EventBuffer:EOL_* constants .
Returns numeric position of the first occurrence of end-of-line symbol in
the buffer, or false if not found.
此函數(shù)可能返回布爾值
false，但也可能返回等同于 false 的非布爾值。請(qǐng)閱讀 布爾類型章節(jié)以獲取更多信息。應(yīng)使用
===
運(yùn)算符來測(cè)試此函數(shù)的返回值。