javascript check if in array
var extensions = ["image/jpeg","image/png","image/gif"];
if(extensions.indexOf("myfiletype") === -1){
alert("Image must be .png, .jpg or .gif");
}javascript check if in array
var extensions = ["image/jpeg","image/png","image/gif"];
if(extensions.indexOf("myfiletype") === -1){
alert("Image must be .png, .jpg or .gif");
}if array javascript
// I know javascript can be hard but see this example and you will learn
// Javascript if condition and array example
var people = ["filex", "alex", "jon"];
var peopleNeeded = people[1]; // 1 is the index bc the index starts from 0
if (peopleNeeded <= people[1]) {
console.log("alex needed");
} else {
console.log("lol");
}Copyright © 2021 Codeinu
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