Aloha Trailblazers, In this Salesforce Apex tutorial, you'll dive deep into the world of logical operators: AND, OR, and NOT. These operators are crucial for controlling the flow of your Apex code and making complex decisions.
What you'll learn:
1. Understanding AND and OR: Learn the fundamental concepts of AND and OR operators, including their truth tables.
2. Practical Implementation: See how to use AND and OR operators in code.
3. The Power of NOT: Discover the NOT operator and its role in inverting values.
4. Understanding Null Pointer Exceptions: Learn what's the root cause behind System.NullPointerException: Attempt to de-reference a null object error and the scenarios where this exception might not occur.
Chapters:
0:00 Introduction
1:07 AND (&&) and OR (||) Operator Introduction
1:51 Truth Table of AND and OR Operator
5:08 And and OR Operator in Action (Code Execution)
9:09 Summary - AND and OR Operator
10:05 NOT Operator
11:21 Truth Table of NOT Operator
11:59 NOT Operator in Action (Code Execution)
13:06 System.NullPointerException: Attempt to de-reference a null object
14:43 Another Example of Null Pointer Exception (Using AND Operator)
15:33 Avoiding Null Pointer Exception (Using OR Operator)
17:14 Getting Null Pointer Exception (Using OR Operator)
18:14 Wrapping Up
Resources:
1. Code Snippet: [ Ссылка ]
2. Salesforce Documentation on Expression Operators: [ Ссылка ]
Other Playlists:
1. Apex Data Structures Tutorial: [ Ссылка ]
2. Salesforce LWC Tutorial Series: [ Ссылка ]
Ещё видео!