5 Good Programming Styles
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Meaningful identifier names | To allow others to understand more easily the purpose and scope of variables. Also applies to names of functions/procedures.
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| Use of constants | For values which do not change e.g. VAT_RATE is easier to understand in an expression rather than 1.2.
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| Indentation | Moving lines of code (to the right) to show clearly where structures start and end. E.g. typically loops/selection.
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| Modular code | Each subroutine does a small part rather than one big program. Easier to identify where something is not working and debug.
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| Annotate code / Comments | Adding comments to code that are not used by the computer so that others can understand the steps of the algorithm.
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| Use of white space | To break code further into logical chunks e.g. separate declarations from statements.
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| Complex calculations | Use extra brackets (parentheses), break up into individual steps in order to make it easier to understand.
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| Reasons for GPS | Teams can work collaboratively. Code can easily be read by other programmers. Program is less error prone.
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Chelsea2760
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