How to check if string is null or empty in apex?

How to check if string is null or empty in apex?

There’s a method isEmpty (String), which returns true if string is null or empty. Unlike isBlank (String), returns false if string is white spaces. There are also isNotEmpty () and isNotBlank (), check out the official documentation for String class in Apex

How to pass null value in datetime field?

is not null, but empty String (not in all languages this is the same), use xsi:nil=”true”, so where xsi namespace is xmlns:xsi=”http://www.w3.org/2001/XMLSchema-instance”. Add this to namespaces on root tag. Then add this property to tag try passing a high date like 9999-12-31.

How to pass null value in soap UI?

I Want to Pass null value from Soap UI for Datetime Field one option is that i should delete the tag . There is any other way where i can pass null or some other value in date field. is not null, but empty String (not in all languages this is the same), use xsi:nil=”true”, so

How to check if a text field is blank in apex?

I apologize if this is the same as How to check in Apex if a Text field is blank. I posted this anyway because I need confirmation on the approach specifically for a lookup field. The linked question talks only about text field. I am not sure if it is completely safe to consider a lookup field as a text field in this scenario.

How to detect a required field in apex?

With this code all you have to do is call the createSObjectRecord method and pass SObject name as an argument. It will return a record that you can use to populate fields that are known at design time. System.debug (‘GENERATION OF A DOUBLE NUMBER START …’);

Can a lookup field be used as a text field?

The linked question talks only about text field. I am not sure if it is completely safe to consider a lookup field as a text field in this scenario. Just compare against null directly (your first example). Your second approach will always yield false. Your third approach is about twice as slow as the first.