Phar::hasMetadata

(PHP >= 5.3.0, PECL phar >= 1.2.0)

Phar::hasMetadata — Returns whether phar has global meta-data

说明

public bool Phar::hasMetadata ( void )

Returns whether phar has global meta-data set.

参数

No parameters.

返回值

Returns TRUE if meta-data has been set, and FALSE if not.

范例

Example #1 A Phar::hasMetadata() example

  <?php
 try {
     $phar  = new  Phar ( 'myphar.phar' );
     var_dump ( $phar -> hasMetadata ());
     $phar -> setMetadata (array( 'thing'  =>  'hi' ));
     var_dump ( $phar -> hasMetadata ());
     $phar -> delMetadata ();
     var_dump ( $phar -> hasMetadata ());
} catch ( Exception $e ) {
     // handle error
 }
 ?>

以上例程会输出：

bool(false)
bool(true)
bool(false)

参见

Phar::getMetadata() - Returns phar archive meta-data
Phar::setMetadata() - Sets phar archive meta-data
Phar::delMetadata() - Deletes the global metadata of the phar