javascript declare a variable
//choose the best for your solution var myVariable = 22; //this can be a string or number. var is globally defined let myVariable = 22; //this can be a string or number. let is block scoped const myVariable = 22; //this can be a string or number. const is block scoped and can't be reassigned
how to change a variables value in javascript
var variable = 10; function start() { variable = 20; } console.log(variable + 20); // Answer will be 40 since the variable was changed in the function
how to write a variable in js
//choose the best for your solution var myVariable = 22; //this can be a string or number. var is globally defined let myVariable = 22; //this can be a string or number. let is block scoped const myVariable = 22; //this can be a string or number. const is block scoped and
js variable
var Number = 5; var String = "Hi!"; var boolen1 = true; var boolen2 = false; var array = [11, "Hi!", true]; var object = {age:11, speach:"Hi!", likes_Bananas:true};
javascript variable
var user_name = prompt("Please enter your name:", "Type here"); alert("Hello " + user_name);
variable in js
////We can define variables in 3 ways {var,let,const}/////// ////syntax- var variable_name=value; ///// let variable_name=value; /////const variable_name=value; var myfristvariable="neha jaiswal"; const mysecondvariable=80; let mythirdvar=abc;
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