shorten if statement in javscript code example
Example 1: js ternary
condition ? ifTrue : ifFalse
Example 2: typescript if then shorthand
const x = true;
var result = x === true ? "passed" : "failed";
//Explanation
//var 1.result = 2.x 3.=== 4.true 5.? 6."passed" 7.: 8."failed";
//1.result
//2.left side of if statement
//3.if statement operator
//4.right side of if statement
//5.shorthand then operator
//6.if true the result will be "passed"
//7.shorthand else operator
//8.if false the result will be "failed"
Example 3: how to use ternary operator in javascript
function example(…) {
return condition1 ? value1
: condition2 ? value2
: condition3 ? value3
: value4;
}
// Equivalent to:
function example(…) {
if (condition1) { return value1; }
else if (condition2) { return value2; }
else if (condition3) { return value3; }
else { return value4; }
}