what is the difference between using cmd.parameters.addwithvalue(@Name,textbox1.text) and sqllparameter parameter = new sqlparameter(@Name,textbox1.text)

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what is the difference between using

C#

cmd.Parameters.AddWithValue(@Name, textbox1.Text);

and

C#

SqlParameter parameter = new SqlParameter(@Name, textbox1.Text)
// and adding Parameter like
cmd.Parameters.Add(parameter);

I really wondered when i see these two different techniques ? Which is useful in real time and what are the pros and cons between them? please Give some valuable information about them?

Posted 14-Nov-14 0:16am

raxhemanth

Updated 14-Nov-14 0:22am

George Jonsson

v4

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2 solutions

Solution 2

AddWithValue replaces the method Add in the class SqlParameterCollection because of ambiguity.
It is an overload designed to make it easier to write the code.

See: SqlParameterCollection.AddWithValue Method[^]

Posted 14-Nov-14 0:27am

George Jonsson

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OriginalGriff · Accepted Answer · 2014-11-14T00:23:00

Two things:
1) The first form is more readable and compact: which helps with maintenance.
And
2) The second form has been superseded by the first form and does not have it's potential problems. For example, see the MSDN documentation: http://msdn.microsoft.com/en-us/library/9dd8zze1(v=vs.110).aspx[^]