Dir::niceSize()

Returns a nicely formatted size of all the contents of the folder

Dir::niceSize(string $dir, string|false|null $locale = null): string

Parameters

Name	Type	Default	Description
$dir *	`string`	–	The path of the directory
$locale	`string`\|`false`\|`null`	`null`	Locale for number formatting, `null` for the current locale, `false` to disable number formatting

string