You can use the qualities of the abstract equality operator to do this: if (variable == null){ // your code here. } Because null == undefined is true, the above code will catch both null and undefined .
Read moreHow do you check if an object is empty?
To check if an object is empty in JavaScript:
Read moreIs Lodash still needed 2021?
While lodash offeres a tremendous library of functionality, much of it is no longer required , and the cost of importing lodash into your application can be huge, well over 600kb if your compiler doesn’t shake the unrequired code, or you use lodash throughout your application.
Read moreIS null check in TypeScript?
Undefined is the default value for uninitialized variables But TypeScript never assigns null to any variable . We have to assign Null to variable to make it null. Note that in the example above foo is of type any, which means that no type checking.
Read moreHow check data is empty in jQuery?
if(data && data != “”) alert(data); data will be null in your case, and null != “” , so the if is passing.
Read moreHow do I check if an object is empty in Lodash?
The 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. Collections are considered empty if they have a 0 length.29 Tem 2020
Read moreHow do you check if all object values are null?
Check if all Object Properties are Null #
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