Create a web form (action=”lab.php” and target must be a blank page)Fields (make sure all fields have valid type, id and name)Name (text: two words)Verify that the text field has a valid name (firstname lastname)two names (a-zA-Z) with a single space in betweenif invalid, display a message after the text field is entered, or when the form is submitted.Age: (numeric: 18-30)Submit buttonSubmit button must call your JavaScript routine to check the input fields for errorsIf anything is incorrect – it should stop and let the user know the errorIf all is ok, then it should switch to lab8.php and display the received information the code I write will remind you whether the input is valid or not. but when I input invalid and submit it, the webpage still jumps to the .php webpage. what should I do to make that do not jump to PHP result web when I input invalidly?

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Answered: Create a web form (action=”lab.php” and…

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Create a web form (action=”lab.php” and target must be a blank page)
Fields (make sure all fields have valid type, id and name)
- Name (text: two words)
  - Verify that the text field has a valid name (firstname lastname)
  - two names (a-zA-Z) with a single space in between
  - if invalid, display a message after the text field is entered, or when the form is submitted.
- Age: (numeric: 18-30)
Submit button
- Submit button must call your JavaScript routine to check the input fields for errors
- If anything is incorrect – it should stop and let the user know the error
- If all is ok, then it should switch to lab8.php and display the received information

the code I write will remind you whether the input is valid or not. but when I input invalid and submit it, the webpage still jumps to the .php webpage. what should I do to make that do not jump to PHP result web when I input invalidly?

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