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Possibilities Of Implementing Odd Number Functions In PHP

By Chris Channing

The popular web programming platform PHP is known for its functionality for web designers and developers alike. This holds true in providing support for odd and even number functions, which are surprisingly not always in use by web developers today. Indeed, there is much to learn in how to use such functions.

First, it should be noted that PHP does not, as of the current time of writing, have its own pre-built function to check for an odd or even number. Instead, PHP developers must create their own functions or IF statements . Developers may even use bitwise operators to determine if a number is even or odd, which goes to show that there are no shortage of ways in getting the end result.

Alternating styles in web design is the number one application of an even number function in PHP. No doubt Internet users who read blogs have seen that many blogs will alternate comment styles to make them easier to read. This is achieved in PHP by creating custom functions to determine if a comment number is even or odd, and then styling it accordingly to ensure maximum readability.

When conferencing with a database, odd and even number functions may be used to select only specific rows in a database. This is especially handy when putting database information into an array to output to a table. One can also modify a query to select odd and even columns as well, and essentially create a 3D array by conjoining the data.

Odd or even number functions are also used in arrays to organize data. This may only work for certain occasions, but it can help cut down on the number of arrays declared. By making odd numbers a certain value and even numbers another, you can essentially "stuff" another array inside an original array to save space.

Last but not least, we can couple a function to find even and odd numbers with the built-in date functions to achieve different results. We could, for instance, use odd and even numbers to put into algorithms to do all types of things- such as limiting the amount of login attempts a user can make in a given time period or even allowing doing something as simple as displaying data only at certain times. Whatever the case, the possibilities are endless when it comes to being creative in odd and even numbers.

Final Thoughts

All web designers should take note on the different ways odd and even number functions can make their life easier. From web design to arrays and complex algorithms, such functions have a very real place in every web developer's cookbook of necessary functions.

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