Phar::offsetGet() - Phar类

梵高2年前 (2023-11-21)阅读数 35#技术干货

文章标签范例

Phar::offsetGet()

(PHP 5 >= 5.3.0, PHP 7, PECL phar >= 1.0.0)

Gets a PharFileInfo object for a specific file

说明

publicPhar::offsetGet(string $offset): int

This is an implementation of theArrayAccessinterface allowing direct manipulation of the contents of a Phar archive using array access brackets.Phar::offsetGet()is used for retrieving files from a Phar archive.

参数

$offset

The filename(relative path)to look for in a Phar.

Phar::offsetGet() - Phar类

返回值

A PharFileInfo object is returned that can be used to iterate over a file's contents or to retrieve information about the current file.

错误／异常

This method throws BadMethodCallException if the file does not exist in the Phar archive.

范例

Phar::offsetGet()example

As with all classes that implement theArrayAccessinterface,Phar::offsetGet()is automatically called when using the[]angle bracket operator.

以上例程会输出：

file exists
Entry doesnotexist.txt does not exist

参见

Phar::offsetExists() Determines whether a file exists in the phar
Phar::offsetSet() Set the contents of an internal file to those of an external file
Phar::offsetUnset() Remove a file from a phar

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