Readfile javascript example

This time, our example uses the readFile() function to read an entire file in a single function call. The first two arguments to readFile() are the filename and its encoding. This applet reads the content of the chosen file into a public variable fileContent.

In general, each read request made of a Reader causes a corresponding read request … When finished, the applet sets its public variable finished to 1. Buffered I/O Methods for Text Files. It doesn't execute right away, rather it executes when the file loading has completed. The newBufferedReader(Path, Charset) method opens a file for reading, returning a BufferedReader that can be used to read text from a file in an efficient manner. Here's a simple example that implements the file reading mechanism described above. The rectangle below is a Java applet called ReadURL.class. The java.nio.file package supports channel I/O, which moves data in buffers, bypassing some of the layers that can bottleneck stream I/O.. Reading a File by Using Buffered Stream I/O. BufferedReader is a Java class to reads the text from an Input stream (like a file) by buffering characters that seamlessly reads characters, arrays or lines. I'm mucking about with node.js and have discovered two ways of reading a file and sending it down the wire, once I've established that it exists and have sent the proper MIME type with writeHead:// r… javascript : Get data from fs.readFile : Code Examples To elaborate on what @Raynos said, the function you have defined is an asynchronous callback. javascript - What are the pros and cons of fs.createReadStream vs fs.readFile in node.js?