file-op

simple file insert, delete by api

install

npm install file-op

api

Insert (filePath, str, index)

insert chars to file

parameters

• filePath: file you want to write to
• str: string you want to write
• index: index your string start to write in the file

example

var fop= require('file-op');
 
// insert chars 'hello' in testfile, start on index 3
fop.insert('./testfile', 'hello', 3)
   .then(function () {
   		// success	
   })

Remove (filePath, from, to)

remove chars from file by index

parameters

• filePath: file you want to write to
• from: index start from which chars you want to remove
• to: index end from which chars you want to remove

example

var fop= require('file-op');
 
// remove chars that index from 0 to 2 in file './testfile'
fop.remove('./testfile', 0,2)
   .then(function () {
   		// success	
   })