Day 7: DataWeave Hack: Object Manipulation: mapObject, keysOf, valuesOf (Beginner to Pro) | MuleSoft скачать в хорошем качестве

Day 7: DataWeave Hack: Object Manipulation: mapObject, keysOf, valuesOf (Beginner to Pro) | MuleSoft

Day 7: DataWeave Hack: Object Manipulation: mapObject, keysOf, valuesOf (Beginner to Pro) Today we’re mastering one of the most powerful features of DataWeave: Object Manipulation using mapObject. In this lesson, you’ll learn: 🔹 What $, $$, and $$$ represent in object iteration 🔹 How to modify keys and values 🔹 How to uppercase keys, prefix keys, and clean null values 🔹 How to extract metadata with keysOf() and valuesOf() 🔹 How to count missing or blank fields 🔹 How to rename keys dynamically using a lookup map We walk through multiple real-world examples to help you understand key/value transformations used in APIs, integrations, and data normalization. 📌 Topics Covered: 🔹 mapObject basics 🔹 Renaming keys 🔹 Adding prefixes 🔹 Key transformation rules 🔹 Value modification 🔹 Extracting keys and values 🔹 Handling null/blank fields 🔹 Dynamic key renaming using a lookup map 🎯 Perfect for: MuleSoft beginners, advanced users, integration developers, and anyone learning DataWeave step-by-step. 🎥 Watch the Full Walkthrough I’ve covered this example step-by-step in the YouTube video for today’s lesson: 📌 Watch the whole 30-Day DataWeave Series here: Play list:    • 30-Day DataWeave Challenge (Beginner to Ad...   Day 1:    • Intro: MuleSoft DataWeave for Beginners | ...   Day 2:    • Day 2 Learn DataWeave StepbyStep: Accessin...   Day 3:    • Day 3: MuleSoft DataWeave Literals & DataT...   Day 4:    • Day 4: Mastering JSON in DataWeave: Master...   Day 5:    • Day 5: DataWeave Hack: Advanced Filtering ...   Day 6:    • Day 6: DataWeave Hack: Master Variables, F...