![]() ![]() Then in a while() loop, we read each character from the file, and print it on the screen. What have we done here? We open the file “file1.txt” like in the earlier example. You’ll need it to access the file for any future read or write operation. You should save this file handle safely in a variable. This is actually the file handle we spoke of earlier. Note that the return value here is of type “file *”. Note – file must exist a priori.Ĭreate an empty file. Allow both read and write operations to this file. If the file does not exist, create a new one and write to it. If a file with the same name already exists, overwrite it – rather, erase the existing file and create a new one.Īppend to the end of a file. Do not allow any changes to the file.Ĭreate a new file and write to it. You have quite a few options of the modes, that let you choose which way you want to open the file.
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