闲者博客 - 解压
https://bk1314.com/tag/%E8%A7%A3%E5%8E%8B/
PHP压缩和解压代码段
https://bk1314.com/43.html
2022-02-25T18:59:25+08:00[scode type="green"]PHP文件 Zip 压缩[/scode]<?php
/* creates a compressed zip file */
function create_zip($files = array(),$destination = '',$overwrite = false) {
//if the zip file already exists and overwrite is false, return false
if (file_exists($destination) && !$overwrite) {
return false;
}
//vars
$valid_files = array();
//if files were passed in...
if (is_array($files)) {
//cycle through each file
foreach ($files as $file) {
//make sure the file exists
if (file_exists($file)) {
$valid_files[] = $file;
}
}
}
//if we have good files...
if (count($valid_files)) {
//create the archive
$zip = new ZipArchive();
if ($zip->open($destination,$overwrite ? ZIPARCHIVE::OVERWRITE : ZIPARCHIVE::CREATE) !== true) {
return false;
}
//add the files
foreach ($valid_files as $file) {
$zip->addFile($file,$file);
}
//debug
//echo 'The zip archive contains ',$zip->numFiles,' files with a status of ',$zip->status;
//close the zip -- done!
$zip->close();
//check to make sure the file exists
return file_exists($destination);
} else {
return false;
}
}
/***** Example Usage ***/
$files = array('file1.jpg', 'file2.jpg', 'file3.gif');
create_zip($files, 'myzipfile.zip', true);
?>[scode type="green"]PHP解压缩 Zip文件[/scode]<?php
/**
* @param $file - path to zip file
* @parm $destination - destination directory for unzipped files
*/
function unzip_file($file, $destination) {
// create object
$zip = new ZipArchive() ;
// open archive
if ($zip->open($file) !== TRUE) {
die ('Could not open archive');
}
// extract contents to destination directory
$zip->extractTo($destination);
// close archive
$zip->close();
echo 'Archive extracted to directory';
}
?>