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37.	Which function would you use to acquire the starting index of a substring within a string?
	The strstr() function returns the starting index of a substring.
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38.	What syntax would you use to output a string to the browser?
	We would usually use print() to write to the browser, although we could use echo() with the same results.
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39.	What is MySQL?
	MySQL is a database server MySQL is ideal for both small and large applications MySQL supports standard SQL MySQL compiles on a number of platforms MySQL is free to download and use
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40.	How might you remove white space from the beginning of a string?
	The ltrim() function removes white space from the start of a string.
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