On Sunday, 2 June 2019 at 07:55:27 UTC, Amex wrote:
A.B
If A is null, crash.
A?.B : writeln("HAHA");
No crash, ignored, equivalent to
if (A is null) writeln("HAHA"); else A.B;
safeAccess from iz does this :
https://github.com/Basile-z/iz/blob/master/import/iz/sugar.d#L1666
On Sunday, 2 June 2019 at 14:37:48 UTC, Paul Backus wrote:
On Sunday, 2 June 2019 at 07:55:27 UTC, Amex wrote:
A.B
If A is null, crash.
A?.B : writeln("HAHA");
No crash, ignored, equivalent to
if (A is null) writeln("HAHA"); else A.B;
The "optional" package on dub [1] has a .dispatch metho
On Sunday, 2 June 2019 at 07:55:27 UTC, Amex wrote:
A.B
If A is null, crash.
A?.B : writeln("HAHA");
No crash, ignored, equivalent to
if (A is null) writeln("HAHA"); else A.B;
The "optional" package on dub [1] has a .dispatch method that
does this:
auto d = some(A());
// Dispatc
A.B
If A is null, crash.
A?.B : writeln("HAHA");
No crash, ignored, equivalent to
if (A is null) writeln("HAHA"); else A.B;