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[1, 2, 3].includes(2); // true
[1, 2, 3].includes(4); // false
[1, 2, 3].includes(3, 3); // false
[1, 2, 3].includes(3, -1); // true
[1, 2, NaN].includes(NaN); // true
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var colors = ["red", "blue", "green"];
var hasRed = colors.includes("red"); //true
var hasYellow = colors.includes("yellow"); //false
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var fruits = ["Banana", "Orange", "Apple", "Mango"];
var n = fruits.includes("Mango");
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if(["code","padding",".com"].includes("code")){
// statement if true
}else{
// statement if flase
}
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let fruits = ["Banana", "Orange", "Apple", "Mango"];
let do_contain = fruits.includes("Mango"); // contain: true
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const list = [1, 2, 3, 4, 5, 5, 23, 21, 1231, 2434, 443546456, 17];
console.log(list.includes(4));
// --> true
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const url = 'https://google.com/auth'
const isAuth = url.includes('auth') //true