Calculator DOM Exercise

Clone this repository to your local machine

• git clone https://github.com/vlino2015/calculator.git
• cd into the calculator directory
• work with your classmates to build a calculator
• hint1: Don't place an event listener on each individual button. Instead, use addEventListenter and attach a listener to a group of buttons. Use the event object to determine which button was clicked.
• hint: use slice and splice instead of push and pop

Create a Calculator using HTML/CSS/JS

1. Add click handlers to the number buttons
   • Create an array of the numbers clicked, in order
2. Add click handlers to the calculation buttons
   • Create an array of the operators
   • Don't let a user start with an operator
   • Don't let a user type multiple operators (i.e. you can't type '--' or '++' or "*+")
3. Add click handler to the 'equals' button
4. The 'equals' button needs to trigger a few events (NOTE: These will be functions)
   • Loop through the array of numbers (NOTE: These are currently strings)
   • Convert the strings to integers
   • Write a new array of integers
   • Get an array of the operators
   • Perform each math operation (NOTE: We'll use 4 while loops)
5. Add click handler clearing the input on press of clear