(PHP 5 >= 5.1.2, PECL xmlwriter:1.0-2.0.4)
XMLWriter::flush — Flush current buffer
Object oriented style:
Procedural style:
Flushes the current buffer.
僅用於過程調用。resource 是被修改的 XMLWriter 資源。此資源來自對 xmlwriter_open_uri() 或 xmlwriter_open_memory() 的調用
Whether to empty the buffer or no. Default is TRUE.
If you opened the writer in memory, this function returns the generated XML buffer, Else, if using URI, this function will write the buffer and return the number of written bytes.