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attilaking/callback.js

Created March 14, 2020 11:43
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[Callback] Callback#callback
Raw
callback.js
// add() function is called with arguments a, b
// and callback, callback will be executed just
// after ending of add() function
function add(a, b , callback){
document.write(`The sum of ${a} and ${b} is ${a+b}.` +"<br>");
callback();
}
// disp() function is called just
// after the ending of add() function
function disp(){
document.write('This must be printed after addition');
}
// Calling add() function
add(5,6,disp);
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