define type javascript code example
Example 1: type of javascript
//typeof() will return the type of value in its parameters.
//some examples of types: undefined, NaN, number, string, object, array
//example of a practical usage
if (typeof(value) !== "undefined") {//also, make sure that the type name is a string
//execute code
}
Example 2: type javascirpt
console.log(typeof 42);
Example 3: how to get type of variable in javascript
> typeof "foo"
"string"
> typeof true
"boolean"
> typeof 42
"number"