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check data type in javascript
“check data type in javascript” Code Answer’s
get type of var js
javascript by
Lucky Loris
on Oct 12 2020
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1
function doSomething(x) { if(typeof(x) === 'string') { alert('x is a string') } else if(typeof(x) === 'number') { alert('x is a number') } }
Source:
www.freecodecamp.org
javascript find type of variable
javascript by
Coder Cuttlefish
on May 16 2020
Donate
6
> typeof "foo" "string" > typeof true "boolean" > typeof 42 "number" if(typeof bar === 'number') { //whatever }
Source:
stackoverflow.com
check data type in javascript
javascript by
Batman
on Jul 25 2020
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10
typeof("string"); //string typeof(123); //number
type of javascript
javascript by
The Amateur
on Apr 02 2020
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10
//typeof() will return the type of value in it's parameters. //some examples of types: undefined, NaN, number, string, object, array //example of a practical usage if (typeof(value) !== "undefined") {//asuming value is already set //execute code }
type javascirpt
java by
Disturbed Deer
on Feb 07 2020
Donate
3
console.log(typeof 42);
js typeof number
javascript by
aMax
on Apr 22 2020
Donate
5
console.log(typeof 93); // Output = "number" console.log(typeof 'Maximum'); // Output = 'string' console.log(typeof false); // Output = "boolean" console.log(typeof anUndeclaredVariable); // Output = "undefined"
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