FileSystemInterface::EXISTS_REPLACE
Flag for dealing with existing files: Replace the existing file.
File
- 
              core/
lib/ Drupal/ Core/ File/ FileSystemInterface.php, line 18  
Class
- FileSystemInterface
 - Provides an interface for helpers that operate on files and stream wrappers.
 
Namespace
Drupal\Core\FileCode
const EXISTS_REPLACE = 1;
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