Answers for "angular check if array is empty"

Javascript

javascript check if array is empty

if (typeof array !== 'undefined' && array.length === 0) {
    // the array is defined and has no elements
}

Posted by: Guest on March-13-2020

Source

javascript check if array is not empty

if (array === undefined || array.length == 0) {
    // array empty or does not exist
}

Posted by: Guest on November-17-2020

Source

javascript check if array is empty

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

Posted by: Guest on May-02-2020

javascript not empty array not string

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

Posted by: Guest on April-07-2020

Source

javascript cehck if array is empty

if (array === undefined || array.length == 0) {
    // array empty or does not exist
}

Posted by: Guest on September-05-2020

angular check if array is empty

var colors=undefined;
if(!colors?.length){
	console.log("empty")
}else{
	// I am not empty
}

Posted by: Guest on April-22-2021

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