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Name
flush()
Class
PrintWriter
Description
Flushes the PrintWriter object. This is necessary to ensure all remaining data is written to the file before it is closed.
Examples
PrintWriter output; void setup() { // Create a new file in the sketch directory output = createWriter("positions.txt"); } void draw() { point(mouseX, mouseY); output.println(mouseX); // Write the coordinate to the file } void keyPressed() { output.flush(); // Writes the remaining data to the file output.close(); // Finishes the file exit(); // Stops the program }
Syntax
pw.flush()
Parameters
pw
any object of the type PrintWriter

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