October 2009
Beginner
408 pages
7h 27m
English
Content preview from PHP for Absolute Beginners
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10.5. Retrieving All Comments for a Given Entry
You can now that store comments in the database; your next task is to write a method that retrieves them.
This method, called retrieveComments(), accepts one argument: the ID of the blog that you need to retrieve comments for ($blog_id).
This new method works similarly to your retrieveEntries() function, except that you store the entries as an array in a property of the Comments class itself, for use with other methods.
Begin by declaring a new $comments property in the class; you use this property to store the loaded comments in memory.
Next, you need to write a SQL query that pulls all the entries from the comments table that match the given blog ID. Be sure to retrieve every column from the ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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