Disable button two if button one has not been clicked

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i have two button, i would like button two to be disabled until the user clicks on button one first. i tried th efunction below but the button is still enabled (its not working)

What I have tried:

<script type="text/javascript">
   function isclicked() {

        if (document.getElementById('<%=btnone.ClientID %>').clicked == true)
            document.getElementById('<%=btntwo.ClientID%>').disabled = false;
        else
            document.getElementById('<%=btntwo.ClientID%>').disabled = true;
    }

</script>

<asp:Button ID="btnone" runat="server" OnClick="btnone_Click" OnClientClick="isclicked()" Text="Extract File" Width="186px" style="height: 26px;float:left" />

<asp:Button ID="btntwo" runat="server" Text="Submit file" style="margin-left: 0px;float:right"  CausesValidation="False" Width="186px" OnClick="btntwo_Click" />

Posted 7-Jun-19 1:25am

Member 14183767

Updated 10-Jun-19 18:59pm

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2 solutions

Solution 2

onClick="this.disabled=true; this.value='Sending…';"

Posted 10-Jun-19 18:59pm

Shraddha_Patel

Comments

CHill60 11-Jun-19 3:40am

This will disable the button that is clicked. Not what the OP wanted.

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CHill60 · Accepted Answer · 2019-06-07T02:07:00

Solution 1

A button does not have a clicked property as far as I know. It has a click event.

You should start off with button two's initial state being disabled (enabled = false). Then enable it in button one's OnClick event

Posted 7-Jun-19 2:07am

CHill60

Comments

Member 14183767 7-Jun-19 8:15am

Thank you!

CHill60 7-Jun-19 9:36am

My pleasure!