replace.go

package replace_file_lines

import (
  // ...
)

// Variables that begin with an uppercase is exposed
var PublicVariable int = 42
// While those that begin with loweracse are private to the module
var privateVariable int = 0

// Function that begins with an uppercase is exposed
func Replace(oldFilePath, outputFilePath, with, what string) {
 // ... 
}

// Function that begins with an uppercase is exposed
func PublicFunction(/* .. */) {
  // ...
)

// While lowercase names makes functions private to the module
func privateFunction(/* .. */) {
  // ...
)