After being very busy for a while, I started writing more PHP tutorials again. However this time I chosen Squidoo to be the place to post them. Squidoo makes it so much fun to write tutorials and it even makes it possible to earn quite some money as well ( on long term ). Therefore [...]

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Regular expressions can be used for matching or replacing certain patters inside a string. A simple example would be to check whether a certain word is inside a certain string and maybe on a certain position ( begin / end of string ). However also more complicated patterns can be made ( for example to [...]

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Object Oriented Programming ( OOP ) is programming with use of classes and objects. A class consists of constants, variables and methods ( functions to alter the class’s properties ). An object can be created from a class and can be altered by calling the class’s functions. Why would I use classes & objects? You [...]

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A POST Variable is a special kind of variable that is used for handling form data. POST variables are created when a (POST type) form is submitted. They will contain all values of the form fields. Although a form can send its data through the POST method or the GET method. When using the POST [...]

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A GET Variable is a special kind of variable that is created through the URL. They can be created by passing parameters via the URL. Take for example the following URL: http://mywebsite.com/somefile.php?var1=value1&var2=value2&var3=value3 When accessing the URL as shown above, there will be created a total of three GET variables: var1, var2 and var3 with the [...]

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