Answers for "var is array javascript"

0

js is array

Array.isArray([1, 2, 3]);   // true
Array.isArray({toto: 123}); // false
Array.isArray("tototruc");  // false
Array.isArray(undefined);   // false
Posted by: Guest on January-01-2022
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
-1

is array

$arr = 'This is not array only string';
 
if ( is_array($arr)) {    
    echo 'Available';
}
Posted by: Guest on September-25-2021

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