Passing Function as an argument to another Function

[Andrea Fontana]

On Monday, 4 December 2017 at 08:27:10 UTC, rikki cattermole 
wrote:
> On 04/12/2017 8:22 AM, Vino wrote:
>> Hi All,
>> 
>>    Request your help on the below code, I want to send the 
>> name of the function ( First and Second) from main as an 
>> argument to another function(Mid) and the function "Mid" has 
>> to execute the function(First and Second).
>> 
>> Program:
>> import std.stdio;
>> 
>> void First (string Ftext) {
>> writeln("First :", Ftext);
>> }
>> 
>> void Second (string Stext) {
>> writeln("Second :", Stext);
>> }
>> 
>> void Mid( string Fun, string Mtext) {
>> Fun(Mtext);
>> }
>> 
>> void main () {
>> string Ftext = "FTest1";
>> string Stext = "STest2";
>> Mid(First, Mtext);
>> Mid(Second, Stext);
>> }
>> 
>> From,
>> Vino.B

Maybe:

import std.stdio;

void Mid(alias Fun)(string Mtext) {
     Fun(Mtext);
}

void main () {
string Ftext = "FTest1";
string Stext = "STest2";
Mid!First(Ftext);
Mid!Second(Stext);
}