function mainCall(){
    addListenerToButtons();

    // Set display value to 0
    let display = document.querySelector('#display-text');
    display.value = "0";
}
// This function calls the main functions to setup the calculator
This function calls the main functions to setup the calculator
This function calls the main functions to setup the calculator
function mainCall(){
    addListenerToButtons();
    let display = document.querySelector('#display-text');
    display.value = "0";
}
function mainCall ( ) { addListenerToButtons ( ) ; let display = document . querySelector ( '#display-text' ) ; display . value = "0" ; }
This function calls the main functions to setup the calculator
This function calls the main functions to setup the calculator
// Set display value to 0