4-1 PHP Functions

1. Create a function that will accept a timestamp and format it into mm/dd/yyyy format.

2. Create a function that will accept a timestamp and format it into dd/mm/yyyy format to use when working with international dates.

3. Create a function that will accept a string input. It will do the following things to the string:

• Display the number of characters in the string
• Trim any leading or trailing whitespace
• Display the string as all lowercase characters
• Will display whether or not the string contains "DMACC" either upper or lowercase

4. Create a function that will accept a number and display it as a formatted phone number. Use 1234567890 for your testing.

5. Create a function that will accept a number and display it as US currency with a dollar sign. Use 123456 for your testing.