$files→unixFileName()   
Convert given file name to use unix slashes (if it isn’t already)
Usage
$string = $files->unixFileName(string $file);Arguments
| Name | Type(s) | Description | 
|---|---|---|
$file | string | File name to adjust (if it needs it)  | 
Return value
stringAdjusted file name
API reference based on ProcessWire core version 3.0.252