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Update page 'Future P# Versions'

Rafal Kupiec
2018-07-18 10:09:16 +02:00
parent 27fa4f9c0d
commit 3d235a17af
1 changed files with 11 additions and 1 deletions
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Future-P%23-Versions.md

@@ -25,10 +25,20 @@ A data structure is a group of data elements grouped together under one name. Th
Structure members can be access by using a dot operator (.). The arrow operator cannot be used because a structure is not an object. Structure members can be access by using a dot operator (.). The arrow operator cannot be used because a structure is not an object.
### Exponentiation via ** ### Exponentiation Operator
A right associative \** operator can be added to support exponentiation, along with a \**= shorthand assignment operator. A right associative \** operator can be added to support exponentiation, along with a \**= shorthand assignment operator.
<% <%
printf("2 ** 3 = %d\n", 2 ** 3); // 8 printf("2 ** 3 = %d\n", 2 ** 3); // 8
printf("2 ** 3 ** 2 = %d\n", 2 ** 3 ** 2); // 512 printf("2 ** 3 ** 2 = %d\n", 2 ** 3 ** 2); // 512
%> %>
### Null Coalescing Operator
The ??-operator could return the left side as long as it's not null, in that case the right side would be returned
<%
int $var1 = getValue();
int $var2 = 7;
int $result = $var1 ?? $var2; // $result will be 7 if $var1 is NULL
%>