<b>(a)</b> function lookup($s, $i) <b>(b)</b> function /*string*/lookup(/*string*/$s, /*int*/$i) <b>(c)</b> string lookup(string _s_s, int _s_i)
Example 1: Inserting translation hints into PHP. A function body might be introduced in PHP as (a); with translation hints added, the PHP would be (b); the C++ output is (c).