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动态设置select2

https://select2.org/programmatic-control/add-select-clear-items

https://blog.csdn.net/qq_38776922/article/details/78849069

https://blog.csdn.net/u012374381/article/details/72629233

https://www.cnblogs.com/makalochen/p/13229472.html

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<script>
function select_iframe(pre1, pid, pre2, sid, m)
{
	prr = pid.split(',');
	srr = sid.split(',');
	for (var i = 0; i < prr.length; i ++) {
		var ttype = parent.document.getElementById(pre1+'_'+prr[i]).type;
		if (ttype == 'select-one') {
			var ops = parent.document.getElementById(pre1+'_'+prr[i]).children;
			var html = document.getElementById(pre2+'_'+srr[i]).innerHTML;
			for (oi = 0; oi < ops.length; oi ++) {
				if (ops[oi].text == html) {
					// parent.document.getElementById(pre1+'_'+prr[i]).options[oi].selected = true;
					// ops[oi].selected = true;
				//    $(parent.document).find('#'+pre1+'_'+prr[i]).val(ops[oi].value).trigger('change');
					$('#'+pre1+'_'+prr[i], window.parent.document).val(ops[oi].value).trigger('change');
					var show_id = $('#select2-'+pre1+'_'+prr[i]+"-container", window.parent.document)[0];
					if (typeof(show_id) != "undefined") {
						show_id.title = ops[oi].text;
						show_id.innerText = ops[oi].text;
					}
					break;
				}
			}
		} else if (ttype == 'textarea') {
			parent.document.getElementById(pre1+'_'+prr[i]).innerHTML = document.getElementById(pre2+'_'+srr[i]).innerHTML;
			parent.document.getElementById(pre1+'_'+prr[i]).value = document.getElementById(pre2+'_'+srr[i]).innerHTML;
		} else {
			parent.document.getElementById(pre1+'_'+prr[i]).value = document.getElementById(pre2+'_'+srr[i]).innerHTML;
		}
	}
	if (m == '2') {
		parent.document.getElementById("popup").style.display = "none";
	}
}
</script>

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