ZipArchive::setCompressionIndex

(PHP 7, PECL zip >= 1.13.0)

ZipArchive::setCompressionIndex — Set the compression method of an entry defined by its index

说明

bool ZipArchive::setCompressionIndex ( int $index , int $comp_method [, int $comp_flags = 0 ] )

Set the compression method of an entry defined by its index.

参数

index: Index of the entry.
comp_method: The compression method. Either ZipArchive::CM_DEFAULT , ZipArchive::CM_STORE or ZipArchive::CM_DEFLATE .
comp_flags: Compression flags. Currently unused.

返回值

成功时返回 TRUE ，或者在失败时返回 FALSE 。

范例

Example #1 Add files with different compression methods to an archive

  <?php
$zip  = new  ZipArchive ;
 $res  =  $zip -> open ( 'test.zip' ,  ZipArchive :: CREATE );
if ( $res  ===  TRUE ) {
     $zip -> addFromString ( 'foo' ,  'Some text' );
     $zip -> addFromString ( 'bar' ,  'Some other text' );
     $zip -> setCompressionIndex ( 0 ,  ZipArchive :: CM_STORE );
     $zip -> setCompressionIndex ( 1 ,  ZipArchive :: CM_DEFLATE );
     $zip -> close ();
    echo  'ok' ;
} else {
    echo  'failed' ;
}
 ?>