EventBuffer::expand
(PECL event >= 1.2.6-beta)
EventBuffer::expand — Reserves space in buffer
說明
   public
   EventBuffer::expand(
    int
     
  $len
   ): bool
   Alters the last chunk of memory in the buffer, or adds a new chunk, such
   that the buffer is now large enough to contain
   len
   bytes without any further allocations.
  
參數
- 
     len
- 
     The number of bytes to reserve for the buffer 
返回值
   成功時返回 true, 或者在失敗時返回 false。