On 7/27/22 04:00, pascal111 wrote:
I noticed more than once that the exclamation "!" is used within functions typing, and it seems like an operator with new use, for example "to!int()", ".tee!(l => sum += l.length)", "enforce!MissingArguments...", so what dose it means?


The binary ! operator is used for specifying template arguments. I have some explanation here:


http://ddili.org/ders/d.en/templates.html#ix_templates.!,%20template%20instance

Ali

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