Checks if value is an empty object, collection, map, or set. Objects are considered empty if they have no own enumerable string keyed properties. Array-like values such as arguments objects, arrays, …

Definition and Usage The isEmpty() method checks whether a string is empty or not. This method returns true if the string is empty (length () is 0), and false if not.

Sep 13, 2021 · IsEmpty returns True if the variable is uninitialized, or is explicitly set to Empty; otherwise, it returns False. False is always returned if expression contains more than one variable.

Jan 9, 2025 · Lodash _.isEmpty () method checks if the value is an empty object, collection, map, or set. Objects are considered empty if they have no own enumerable string keyed properties.

Nov 28, 2022 · When working with objects, you may need to check if an object is empty before performing a function. In JavaScript, there are various ways you can check if an object is empty. In …

Nov 23, 2023 · In summary, isEmpty () only returns true when the String doesn’t contain any character. In contrast, isBlank () returns true when the String doesn’t contain any character and all of its …

Jul 4, 2024 · The isEmpty operator checks if a string contains no characters and is only whitespace. The isBlank operator checks if a string contains no characters, is only whitespace, and is null.

isEmpty_.isEmpty (object) Returns true if an enumerable object contains no values (no enumerable own-properties). For strings and array-like objects _.isEmpty checks if the length property is 0.

How to Check if Object is Empty in JavaScript Here's a Code Recipe to check if an object is empty or not. For newer browsers, you can use plain vanilla JS and use the new "Object.keys" 🍦 But for older …

Jul 11, 2025 · The _.isEmpty () function takes the element from the list one by one and starts counting the length of the array. Each time it encounters an element, it increments length by one.