c# - Delimit concatenated columns -

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i have following issue.

i receive sql stored procedure columns. after exporting them in xls format in interface, log of info sql table after concatenating it. in c# concatenate number of columns using string.format method: ex:

string.format("{0}+{1}", "column1", "column2");  output: column1column2

i want able insert pipe or other character between columns. output shoul this:

column1|column2

this string.join intended for.

string.join documentation on msdn

string[] columns = {"column1", "column2"}; string output = string.join("|", columns); //output contains : "column1|column2"

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