Answers for "buffer in node js"

16

writefile in node js

// writefile.js

const fs = require('fs');

let lyrics = 'But still I\'m having memories of high speeds when the cops crashed\n' + 
             'As I laugh, pushin the gas while my Glocks blast\n' + 
             'We was young and we was dumb but we had heart';

// write to a new file named 2pac.txt
fs.writeFile('2pac.txt', lyrics, (err) => {
    // throws an error, you could also catch it here
    if (err) throw err;

    // success case, the file was saved
    console.log('Lyric saved!');
});
Posted by: Guest on March-15-2020
1

buffer from base64

const b64string = /* whatever */;
const buf = Buffer.from(b64string, 'base64');
Posted by: Guest on October-28-2020
0

writefile in node js

// append_file.js

const fs = require('fs');

// add a line to a lyric file, using appendFile
fs.appendFile('empirestate.txt', '\nRight there up on Broadway', (err) => {
    if (err) throw err;
    console.log('The lyrics were updated!');
});
Posted by: Guest on March-15-2020
0

read buffer nodejs

// if the buffers contain text
buffer.toString(encoding) // encoding = 'utf-8'

// if you know how many bytes the buffer contains then
buffer.toString(encoding, 0, numberOfBytes) // numberOfBytes = 12
Posted by: Guest on August-11-2021
0

buffer.from javascript

// Buffer.from(obj, encoding);
var buf = Buffer.from('abc');

console.log(buf);
Posted by: Guest on October-28-2021
0

node create buffer

const Stream = require('stream')

const readableStream = new Stream.Readable()
const writableStream = new Stream.Writable()
Posted by: Guest on June-30-2021

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