Question: Parameter: A string of numbers separated by spaces. Return value: The first four-digit number in the string; false if none. Write, test, and debug (if

Parameter: A string of numbers separated by spaces.
Return value: The first four-digit number in the string; false if none.

Write, test, and debug (if necessary) PHP scripts for the specifications that above. For Exercise, write functions and the code to test them.

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