Answers for "is array function"

3

js check if is array

if(Array.isArray(colors)){
    //colors is an array
}
Posted by: Guest on December-30-2020
0

how to recognize an array in javascript

const array = [1, 2, 3];

Array.isArray(array);  // => true
Array.isArray(object); // => false
Array.isArray(string); // => false
Array.isArray(empty);  // => false

// other ways

({}).toString.call(array);   // => '[object Array]'
({}).toString.call(object);  // => '[object Object]'
({}).toString.call(string);  // => '[object String]'
({}).toString.call(empty);   // => '[object Null]'
Posted by: Guest on November-25-2020

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