Here I will give you an overview of :
how to read user input from command line?
how to read data from a file?
how to write to a file?
How to read user input from command line?
println(" ->Welcome to our Bakery<-")
println("============================")
println("Hello! How can I help you?")
var userResponse = readLine()
println("Sure!!" + "It's fresh prepared just now!")
var userNextResponse = readLine()
println("You are very welcome! Have a nice day!")
println("================== ====================")
println(" :: Your Conversation with the Clerk :: ")
println("Clerk: Hello! How can I help you?")
println("Customer: $userResponse")
println("Clerk: Sure!! It's fresh prepared just now!")
println("Customer: $userNextResponse")
println("Clerk: You are very welcome! Have a nice day!")
How to read data from a file?
val reader = FileReader("itsdamslife.txt")
var char: Int?
try {
do {
char = reader.read()
print(char.toChar())
} while (char != -1)
} catch (exception: Exception) {
print("There was an exception : $exception.message")
}
How to write to a file?
try {
var writer = FileWriter("itsdamslife.txt", true)
writer.write(message + "\n")
writer.close()
} catch (exception: Exception) {
println("There was an exception : $exception")
}
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