bltomlin / simplebashcalculator

Scripting using variables, the user input, arithmetic operators, conditional statements, functions, arrays, regex, and the bc utility, which stands for Basic Calculator.

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simplebashcalculator's Issues

floating number implementation

Start with a message, Enter an arithmetic operation:
Read the user input and validate it;
Carry out the arithmetic operations with the help of the bc utility;
Print the result of the arithmetic operation to the standard output.

calculate

Start with a message, Enter an arithmetic operation:
Read from the standard input and validate it;
Carry out an arithmetic operation;
Print the result of the operation to the standard output.

add more functionality

1. Start with the welcoming message. Your program should print Welcome to the basic calculator! at the beginning;
   

2. Ask the user what to do, Enter an arithmetic operation or type 'quit' to quit:;
   

3. Read from the standard input and validate it;
   

4. Do the calculations with the help of bc;
   

5. Print the results to the standard output;
   

6. Continue until a user enters quit;
   

7. Save everything to the operation_history.txt file. Including welcome/farewell messages, inputs, and outputs;
   

8. When the user input is quit, output Goodbye! and end the program.