check if array is empty in typescript code example
Example 1: javascript check if array is empty
if (typeof array !== 'undefined' && array.length === 0) {
// the array is defined and has no elements
}
Example 2: javascript check if array is not empty
if (array === undefined || array.length == 0) {
// array empty or does not exist
}
Example 3: javascript check if array is empty
if (array && !array.length) {
// array is defined but has no element
}
Example 4: js check if array is empty
if (typeof image_array !== 'undefined' && image_array.length > 0) {
// the array is defined and has at least one element
}