Is there function like xcopy that has options to only copy a file if it has been modified and won't copy it if the file is the same?
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Is there function like xcopy that has options to only copy a file if it has been modified and won't copy it if the file is the same?
most software that keeps folders "in sync," like you're describing, maintains its own database of the files in that folder, and compares the file date with the stored date, and makes the determination to copy based on that.