how to open windows form in button click

Jiyalal Gupta

dear friends/sir

i want to open windows form c# . after button click

in which i have only and only one form1 and button1

i have done this. now i want to button act like

if first time i pressed it it should show form1

in second click form 1 should be close and new form1 display.

my mean is to i don't want dublicate form.

i want second time when i pressed button it should load_form1()

currently what happening when i'm pressing button more then 1time it creating

many instance of that form

3 Replies

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Jiyalal Gupta11y ago
in form1 i have datagridview1 in form 2 i have button afer click on button how access that datagridview1
Anurag Sarkar11y ago
Try this out...
```
Form2 frm2 = new Form2(); frm2.ShowDialog();
```
Anurag Sarkar11y ago
Please paste the code that you have ?