StringBuilder for string concatenation throws OutOfMemoryException

Question

We mostly tend to following the above best practice.

Have a look at String vs StringBuilder

But StringBuilder could throw OutOfMemoryException even w

Answer 1

I encountered this exception with very large strings built sucessively with different stringbuilders (which should not have caused a problem as they were declared within anonymous functions), and finally solved it by reusing a single StringBuilder, declared outside of the anonymous function.