php stop page refresh submitting data again code example
Example 1: prevent form submit on page refresh php\
//Using Javascript
<script>
if ( window.history.replaceState ) {
window.history.replaceState( null, null, window.location.href );
}
</script>
Example 2: php do not refresh page after submit post
// add this code to javascript
<script>
if ( window.history.replaceState ) {
window.history.replaceState( null, null, window.location.href );
}
</script>