iOS Swift - User Input and Forms
Which of the following is the correct syntax to create a basic
TextField in SwiftUI bound to a state variable named name?Which of the following is the correct syntax to create a basic TextField in SwiftUI bound to a state variable named name?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Recall SwiftUI TextField syntax
The correct syntax uses a placeholder string first, then a binding to a state variable with a $ prefix.Step 2: Check each option
TextField("Enter name", text: $name) matches the correct syntax: TextField("Enter name", text: $name). Others misuse parameter order or omit $.Final Answer:
TextField("Enter name", text: $name) -> Option AQuick Check:
Placeholder first, then binding with $ [OK]
Quick Trick: Use $ before state variable to bind TextField text [OK]
Common Mistakes:
- Omitting $ before the state variable
- Swapping placeholder and text parameters
- Passing text variable without binding
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