C# {0}

Question

I'm New In C# In Some Codes I Find {0} And {1} And I Really Don't Know What ThIs Mean So Can Someone Tell What That This Means ?

Answer 1

It is used when you want to format text.

string msg="{0} my friends used to call me {1}{1} {2}";
Console.WriteLine(msg,"Hi","J","all the time");

Std output: "Hi my friends used to call me JJ all the time"

Answer 2

It is assigned to be the place holder of the some thing that have written before.

Answer 3

Can you provide an (example/sample code) to make your question more clear ?

Answer 4

Thanks .