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en:create:functions:reference [24.01.2015 12:43] – [Example] alexander.ritter | en:create:functions:reference [24.01.2015 12:47] – [Example 2] alexander.ritter |
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===== Example 2 ===== | ===== Example 2 ===== |
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Using the reference can be useful when other information is encoded within it. In the following example, social scientists would have "Axxx" as a reference (e.g. A100, A201, A991), and natural scientists get a "BXXX" reference (e.g. B100, B201, B990) in the URL. | The use of the reference can be useful if other information is encoded within it. In the following example, social scientists would have "Axxx" as a reference (e.g. A100, A201, A991), and natural scientists would have a "BXXX" reference (e.g. B100, B201, B990) in the URL. |
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Depending on the reference, question "AB01" or "AB02" will now be displayed. The first character has to first be extracted from the reference in order to so by using ''{0}''. PHP's own function ''[[http://php.net/manual/en/function.strtoupper.php|strtoupper()]]'' ensures that potential lower case letters are converted into upper case. | Depending on the reference, question "AB01" or "AB02" will now be displayed. In order to do so, the first character of the reference has to be extracted by using ''{0}''. PHP's own function ''[[http://php.net/manual/en/function.strtoupper.php|strtoupper()]]'' ensures potential lower case letters are converted into upper case. |
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<code php> | <code php> |