Ensure Error

by ronnjoe

JavaScript

function ensure(value) {
  //try {
  console.log(typeof value);
  if(typeof value == "undefined"){
    throw "No ars";
  } 
    return value;
  //}
  /* } catch(e){
    console.log(e);
  } */

}
//ensure();
var abc = ensure();
console.log(abc);

function getRectArea(width, height) {
  if (isNaN(width) || isNaN(height)) {
    throw "Parameter is not a number!";
  }
}
getRectArea(3, 'A');
/* try {
  getRectArea(3, 'A');
}
catch(e) {
  console.log(e);
  // expected output: "Parameter is not a number!"
} */