how to find type in js code example
Example 1: get type of var js
function doSomething(x) {
if(typeof(x) === 'string') {
alert('x is a string')
} else if(typeof(x) === 'number') {
alert('x is a number')
}
}
Example 2: javascript find type of variable
> typeof "foo"
"string"
> typeof true
"boolean"
> typeof 42
"number"
if(typeof bar === 'number') {
//whatever
}
Example 3: how to get type of variable in javascript
> typeof "foo"
"string"
> typeof true
"boolean"
> typeof 42
"number"
Example 4: check data type in js
var x = "Hello World";
typeof x; // "string"