php// array declaration$array1=array("hello","world");$array2=array();//checking whether arrays are empty or notif(empty($array1)){echo"array1 is empty";}else{echo"array1 is not empty";}if(empty($array2)){echo"array2 is empty";}else{echo"array2 is not empty";}?> Output arra...
In this tutorial, you shall learn how to check if given array is empty in PHP using count() function, with the help of example programs. PHP – Check if array is empty To check if an array is empty or not in PHP, we can use count() function. count() function can be used to fi...
Here, i will give you very simple example of how to check if array is multidimensional or not in php. sometime we need to check given array is a singledimensional or multidimensional in php, so basically we can write code on according to type of that array. In this exampl we will cre...
Usesizeof()Function to Check Whether an Array Is Empty in PHP We can also use the built-in functionsizeof()to check whether an array is empty or not. Thesizeof()function helps in finding the size in numbers. What we will do is that we will find the size of the array. If the si...
function formatUser( ?User $user, ?bool $isVip, ?string $nickname, ?array $badges ): string {We can safely use loose comparison ==, and empty string '' value will also be treated as not present, which is reasonable in this scenario....
On this page, we represented to you the three principal ways that allow programmers to detect whether a given array is empty or not. Just see the examples.
int[]myArray=null;if(myArray==null){// The array is empty} C# Copy The above C# Code is checking whether the array is null or not, if it's null the code inside the if statement will be executed. Conclusion In summary, checking if an array is empty in C# can be done by checking...
METHOD 01: In this, we will use the length property to check if the array is empty or not. The length property of an array will check the length of the array and return a number value. The index of an array starts at 0, but the length is counted from 1, so the length of an ...
> db.checkIfListIsNotEmptyDemo.insertOne({"UserFriendGroup":["John","David"]}); { "acknowledged" : true, "insertedId" : ObjectId("5cdd99e8bf3115999ed511f7") } > db.checkIfListIsNotEmptyDemo.insertOne({"UserFriendGroup":["Carol"]}); { "acknowledged" : true, "insertedId" : Obje...
empty() to PHP is generally used for empty strings from form elements, but there are a lot more things considered "empty" in PHP: Quote "" (an empty string) 0 (0 as an integer) 0.0 (0 as a float) "0" (0 as a string) NULL FALSE array() (an empty array) $var; (a...