js check if array
Array.isArray([1, 2, 3]); // true
Array.isArray('asdf'); // falsejs check if array
Array.isArray([1, 2, 3]); // true
Array.isArray('asdf'); // falsejs test if array
if(Array.isArray(myVarToTest)) {
// myVatToTest is an array
} else {
// myVarToTest is not an array
}javascript test if it is an array
// If you want to test if a variable (object) is an instance of
// an array. You can use the Array.isArray(varName) method
// this method takes one argument, the variable or object you want to test
// and returns true, if the argument is an array
// or false, if the argument is not an array
if (Array.isArray(object)) {
// is true
} else {
// is false
}
Array.isArray([1, 2, 3, 4]); // Returns true
Array.isArray(4); // returns false
// this could be used for flattening an array of arraysif 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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