When save customize form data with apex:commandButton, double submission is needed to be attention.
If you use standard control and standard save function, salesforce may help you to prevent double submission. But when you use a customize button action to save data, you will need to do by yourself.
Double submission can be prevented by JavaScript easily and efficiently.
Put code below inside <head></head>
Then put <apex:commandbutton> inside of <apex:form></apex:form>.
If you use standard control and standard save function, salesforce may help you to prevent double submission. But when you use a customize button action to save data, you will need to do by yourself.
Double submission can be prevented by JavaScript easily and efficiently.
Put code below inside <head></head>
<script type="text/javascript">
var isSave = false;
function check(){
if (!isSave) {
isSave = true;
return true;
}
return false;
}
</script> Then put <apex:commandbutton> inside of <apex:form></apex:form>.
<apex:commandButton action="{!test}" value="Refresh" onclick="return check();"/>
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