// WriteLinesToExistingFile writes lines to an existing file.
WriteLinesToExistingFile writes lines to an existing file.
// WriteLinesToExistingFile writes lines to an existing file .
func WriteLinesToExistingFile(
	fileName string,
	lines []string,
	newlineChar string,
) error {
	data := strings.Join(lines, newlineChar)
	return WriteExistingFile(
		fileName,
		[]byte(data),
	)
}
func WriteLinesToExistingFile ( fileName string , lines [ ] string , newlineChar string , ) error { data := strings . Join ( lines , newlineChar ) return WriteExistingFile ( fileName , [ ] byte ( data ) , ) }
WriteLinesToExistingFile writes lines to an existing file.
WriteLinesToExistingFile writes lines to an existing file .