File system function Library: Is_file

Source: Internet
Author: User
Keywords is_file php Chinese function manual file system function library
Tags aliyun file file system function library function function library html http is_file

Is_file

(PHP3, PHP4)

Is_file---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Identify whether the file name is a regular file

Syntax: bool Is_file (string filename)

Description:

Returns true if filename exists and is a regular (regular) file.

The result of this function is placed in the cache buffer, please refer to Clearstatcache () for more information.

Reference: Is_dir () Is_link ()

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