PHP Conference China 2020

ZipArchive::registerProgressCallback

(PHP >= 8.0.0, PECL zip >= 1.17.0)

ZipArchive::registerProgressCallbackRegister a callback to provide updates during archive close.

说明

public ZipArchive::registerProgressCallback ( float $rate , callable $callback ) : bool

Register a callback function to provide updates during archive close.

参数

rate

Change between each call of the callback (from 0.0 to 1.0).

callback

This function will receive the current state as a float (from 0.0 to 1.0).

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

注释

Note:

This function is only available if built against libzip ≥ 1.3.0.

范例

This example creates a ZIP file archive php.zip and show progression.

Example #1 Archive a file

$zip = new ZipArchive();
if ($zip->open('php.zip', ZipArchive::CREATE | ZipArchive::OVERWRITE)) {
    $zip->addFile(PHP_BINARY, 'php');
    $zip->registerProgressCallback(0.05, function ($r) {
        printf("%d%%\n", $r * 100);
    });
    $zip->close();
}

参见

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