winforms - Saving Specific line of richTextBox in a Variable C# -

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using code line of characters want store in variable

string find = textbox1.text; string linetext = null; int linenum = richtextbox1.getlinefromcharindex(richtextbox1.find(find)); messagebox.show("line number " + linenum);

how can store resulted line text richtextbox in string variable.

you can use lines[] array:

int charnum = richtextbox1.find(find); if (charnum > -1) {   linetext = richtextbox1.lines[richtextbox1.getlinefromcharindex(charnum)]; }

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