Node.js: Count the number of lines in a file

Question

I have large text files, which range between 30MB and 10GB. How can I count the number of lines in a file using Node.js?

I hav

Answer 1

You can also use indexOf():

var index = -1;
var count = 0;
while ((index = chunk.indexOf(10, index + 1)) > -1) count++;