rename Renames a file or directory &reftitle.description; boolrename stringoldname stringnewname resourcecontext Attempts to rename oldname to newname, moving it between directories if necessary. If renaming a file and newname exists, it will be overwritten. If renaming a directory and newname exists, this function will emit a warning. &reftitle.parameters; oldname The old name. The wrapper used in oldname must match the wrapper used in newname. newname The new name. context ¬e.context-support; &reftitle.returnvalues; &return.success; &reftitle.changelog; &Version; &Description; 5.3.1 rename can now rename files across drives in Windows. &reftitle.examples; Example with <function>rename</function> ]]> &reftitle.seealso; copy unlink move_uploaded_file