Learning iOS Development: A Hands-on Guide to the Fundamentals of iOS Programming

Right-to-Left: Arabic Internationalization

Several of the constraints you have created use leading and trailing edges instead of left and right. This section shows you why.

Both English and German are left-to-right languages. This applies both to the flow of a sentence and the flow of each word. Changing “Mary had a little lamb.” to right-to-left means flipping the complete sentence: “.bmal elttil a dah yraM” And even that does not catch the true difference, as there may be non-native words inside the sentence. If “Mary,” a proper name, were foreign, the right-to-left version would be something like this: “.bmal elttil a dah Mary”

Note that everything from this section applies to any right-to-left language including Hebrew, N’Ko (African), Thaana ...