Goalkeeper
Defender
Midfielder
Assume that users fill the value into the textfields, when users click "CREATE" button:
a. Check input:
- If users input the value <=0 for salary, show the error text "You must input an integer >0 for salary!". (0.5 point)
PLAYER INFORMATION
1
Code:
Name:
Nguyen Van A
Position:
Striker
Salary: 0
CREATE
You must input an integer >0 for salary!
List of Players:
Code Name Position Salary
- If users input the value of code existed in the list, show the error text "Code existed!".
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