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## 9.3 HTML Changes

This topic provides the systematic instructions to perform the basic operations on the selected records.

- According to the screen design, one can change the HTML values like payload() and mobileNumber. If mobileNumber field is entered by the user, value of mobileNumber will directly update the JS payload that will be going as a part of save call.

  Figure 9-6 HTML Changes

  Description of "Figure 9-6 HTML Changes"
- The oj-validation-group is required for configuring the HTML as part of validation.

  Figure 9-7 Validation

  Description of "Figure 9-7 Validation"

Parent topic: Extensibility Use Cases for OBX