Answers for "js check if array contains"

Javascript

check if array does not contain value javascript

var fruits = ["Banana", "Orange", "Apple", "Mango"];

var n = fruits.includes("Mango"); // true

var n = fruits.includes("Django"); // false

Posted by: Guest on January-09-2021

javascript array contains

var colors = ["red", "blue", "green"];
var hasRed = colors.includes("red"); //true
var hasYellow = colors.includes("yellow"); //false

Posted by: Guest on October-19-2019

js check if array

Array.isArray([1, 2, 3]);	// true
Array.isArray('asdf');		// false

Posted by: Guest on July-19-2020

js test if array

if(Array.isArray(myVarToTest)) {
	// myVatToTest is an array
} else {
	// myVarToTest is not an array
}

Posted by: Guest on September-02-2020

javascript element in array

var fruits = ["Banana", "Orange", "Apple", "Mango"];

var n = fruits.includes("Mango");

Posted by: Guest on March-02-2020

js check if array contains value

return arrValues.indexOf('Sam') > -1

Posted by: Guest on October-13-2021

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