Strange error “argument type ‘lambda expression’ is not assignable to parameter type ‘string’”

Sun, 01 Jul 2012 11:08:00 +0200

During playing with EF and LINQ I run in this UI-error:

argument type ‘lambda expression’ is not assignable to parameter type ‘string’

The Compiler themselves states:

Cannot convert lambda expression to type ‘string’ because it is not a delegate type.

Wie spricht man den Lambda-Operator aus?

Wed, 05 May 2010 09:27:00 +0200

Zur Aussprache des Lambda-Operators gibt es unterschiedliche Auffassungen.

Im Englischen:

Func f = x => x * 2;
- ”x goes to x * 2”
- ”x maps to x * 2”
- ”x becomes x * 2”
- ”x induces x * 2”
Func test = c => c.City == “London”;
- “c for which c.City equals London”

Im Deutschen: