Hello,
I have a PHP variable
$ marterial = 1,2,3,4;
I want to pre-selected my multiple select with these 4 id (1,2,3,4)
My select
<select id="materialS" name="materialS[]" class="form-control select2" multiple="multiple">
to retrieve my php variable
<input type="hidden" id="materialSs" name="materialSs" value="<?php echo htmlspecialchars($materialS,ENT_QUOTES,'utf-8');?>">
my script to change the dynamic select
var str = $("#materialSs").val();
$('#materialS').val(str);
$('#materialS').trigger('change');
I can’t do it
thank you for your help