Instructions for using the fs.readFileSync method in node.js_node.js

Method description:

Synchronized version of fs.readFile().

Grammar:

Copy code The code is as follows:

fs.readFileSync(filename, [encoding])

Since this method belongs to the fs module, the fs module needs to be introduced before use (var fs= require(“fs”) )

Receive parameters:

filename file path

options option object, including encoding, encoding format, this item is optional.

Example:

Copy code The code is as follows:

var fs = require('fs');

var contentText = fs.readFileSync('123.txt','utf-8');

console.log(contentText);