Learn PHP: Files

How to open a file?

How many open modes available when a file open in PHP?

What is the maximum size of a file that can be uploaded using PHP and how can we change this? 

How To Get the Uploaded File Information in the Receiving Script?

What does $_FILES means?

What's the difference between COPY OF A FILE & MOVE_UPLOAD_FILE in file uploading?

What Is File Upload?

How To Read the Entire File into a Single String?

How To Open a File for Reading?

How To Open a File for Writing?

How To Append New Data to the End of a File?

How To Read the Entire File into a Single String? 

How To Read a Text File into an Array?

How To Append New Data to the End of a File?

How To Read One Line of Text from a File?

How To Read One Character from a File?

What's Wrong with "while ($c=fgetc($f)) {}"?

How To Read a File in Binary Mode?

How To Write a String to a File with a File Handle?

How To Write a String to a File without a File Handle?

How To Write an Array to a File without a File Handle?

How To Read Data from Keyboard (Standard Input)?

How To Open Standard Output as a File Handle?

How To Create a Directory?

How To Remove an Empty Directory?

How To Remove a File?

How To Copy a File?

How To Dump the Contents of a Directory into an Array?

How To Read a Directory One Entry at a Time?

How To Get the Directory Name out of a File Path Name?

How To Break a File Path Name into Parts?

How To Remove the New Line Character from the End of a Text Line?