ternary operator shorthand javascript code example

Example 1: js ternary

condition ? ifTrue : ifFalse

Example 2: ternary operator shorthand javascript

let startingNum = startingNum ? otherNum : 1
// can be expressed as
let startingNum = otherNum || 1

// Another scenario not covered here is if you want the value 
// to return false when not matched. 
//The JavaScript shorthandfor this is:
let startingNum = startingNum ? otherNum : 0
// But it can be expressed as
let startingNum = startingNum && otherNum

Example 3: ternary operator javascript

// Write your function here:

const lifePhase = (age) => {
  return age < 0 || age > 140 ? 'This is not a valid age':
   age < 3  ? 'baby':
   age < 13 ? 'child':
   age < 20 ? 'teen':
   age < 65 ? 'adult':'senior citizen';
}




 console.log(lifePhase(5))

Example 4: ternary operator in javascript

FullName: (obj.FirstName && obj.LastName) ? obj.FirstName + " " + obj.LastName : "missing values",

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Misc Example

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