what is the value of an empty array javascript code example

Example 1: javascript check if array is empty

if (array && !array.length) {
    // array is defined but has no element
}

Example 2: javascript not empty array not string

if (Array.isArray(array) && array.length) {
    // array exists and is not empty
}

Example 3: javascript how to check if array is empty

if(array.length > 0)

Example 4: check if array is empty javascript

array.length = []