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3 Fun Conditional Tricks for Your WordPress Custom Fields

Mar 01, 2011, 17:02 (0 Talkback[s])
(Other stories by Sukrit Dhandhania)

"In the first article of the WordPress Custom Fields series we looked at what fields are and how to create and display them. We also looked at how to check and display a field only if it has a value. Assuming that you have read that article and are more or less familiar with the basics of using custom fields, let's now look at doing more fun things with custom fields.

"To quickly recap the idea of custom fields, they are made of two parts: the key and the value. You define a key once, which is usually universal to your WordPress setup, and the value can be defined on a per post basis. You can also set multiple values to a key in a single post.

"WordPress Custom Field Trick #1: Display Multiple Values of Same Key

"Suppose you are creating a page to display your restaurant menu. A page displaying the menu could have multiple deserts. If your key is called Desert_Type, you can declare multiple values to it. For example, you may have Chocolate Truffle, Orange Cake, and Pudding on the menu. Add the following in your WordPress Post as custom field entries:"

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