foreach-value

C#: How many times is foreach master value called?

Hello, if I have this code: foreach (Char c in myString.ToLowerInvariant()) { /* code */ } How many times will myString.ToLowerInvariant() get called? Once (which I assume) or multiple times? Thank you ...

how to run foreach loop with ternary condition

i have two foreach loop to display some data, but i want to use a single foreach on basis of database result. means if there is any row returns from database then forach($first as $fk=>$fv) should execute otherwise foreach($other as $ok) should execute. i m unsing below ternary operator which gives parse error $n=$db->numRows($task...