first-line

Get the first line of a file.

Example

`` bash
$ cat fixture.txt
1
2
3
`

` javascript
var firstLine = require('first-line');
var path = require('path');

var p = path.resolve(__dirname, 'fixture.txt');

firstLine(p, function(error, line) {
if (error) {
throw error;
}

console.log(line.toString());
// => '1'
});
`

Installation

` bash
$ npm install first-line
`

API

` javascript
var firstLine = require('first-line');
`

$3

Reads the file at _String_ file and calls callback(error, line), where
error is any _Error_ encountered and line is a _Buffer_ of the first line of
file`.