Returning valuesPHP ManualPrevChapter 12. FunctionsNextReturning values
Values are returned by using the optional return statement. Any
type may be returned, including lists and objects.
1
2 function square ($num) {
3 return $num * $num;
4 }
5 echo square (4); // outputs '16'.
6
You can't return multiple values from a function, but similar
results can be obtained by returning a list.
1
2 function small_numbers() {
3 return array (0, 1, 2);
4 }
5 list ($zero, $one, $two) = small_numbers();
6
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