Select option thành div để style cho dễ

PHOTO EMBED

Fri Aug 15 2025 02:45:04 GMT+0000 (Coordinated Universal Time)

Saved by @vanthien #jq 

if ($('.custom-select').length) {
		var x, i, j, l, ll, selElmnt, a, b, c;
		/* Look for any elements with the class "custom-select": */
		x = document.getElementsByClassName("custom-select");
		l = x.length;
		for (i = 0; i < l; i++) {
			selElmnt = x[i].getElementsByTagName("select")[0];
			ll = selElmnt.length;
			/* For each element, create a new DIV that will act as the selected item: */
			a = document.createElement("DIV");
			a.setAttribute("class", "select-selected");
			a.innerHTML = selElmnt.options[selElmnt.selectedIndex].innerHTML;
			x[i].appendChild(a);

			/* For each element, create a new DIV that will contain the option list: */
			b = document.createElement("DIV");
			b.setAttribute("class", "select-items select-hide");
			for (j = 0; j < ll; j++) {  //
				/* For each option in the original select element,
				create a new DIV that will act as an option item: */
				c = document.createElement("DIV");
				c.innerHTML = selElmnt.options[j].innerHTML;

				/*  */
				if (j === selElmnt.selectedIndex) {
					c.setAttribute("class", "same-as-selected");
				}

				c.addEventListener("click", function(e) {
					/* When an item is clicked, update the original select box,
					and the selected item: */
					var y, i, k, s, h, sl, yl;
					s = this.parentNode.parentNode.getElementsByTagName("select")[0];
					sl = s.length;
					h = this.parentNode.previousSibling;
					for (i = 0; i < sl; i++) {
						if (s.options[i].innerHTML == this.innerHTML) {
							s.selectedIndex = i;
							h.innerHTML = this.innerHTML;
							y = this.parentNode.getElementsByClassName("same-as-selected");
							yl = y.length;
							for (k = 0; k < yl; k++) {
								y[k].removeAttribute("class");
							}
							this.setAttribute("class", "same-as-selected");
							break;
						}
					}
					h.click();
				});
				b.appendChild(c);
			}
			x[i].appendChild(b);
			a.addEventListener("click", function(e) {
				/* When the select box is clicked, close any other select boxes,
				and open/close the current select box: */
				e.stopPropagation();
				closeAllSelect(this);
				this.nextSibling.classList.toggle("select-hide");
				this.classList.toggle("select-arrow-active");
			});
		}

		function closeAllSelect(elmnt) {
			/* A function that will close all select boxes in the document,
			except the current select box: */
			var x, y, i, xl, yl, arrNo = [];
			x = document.getElementsByClassName("select-items");
			y = document.getElementsByClassName("select-selected");
			xl = x.length;
			yl = y.length;
			for (i = 0; i < yl; i++) {
				if (elmnt == y[i]) {
					arrNo.push(i)
				} else {
					y[i].classList.remove("select-arrow-active");
				}
			}
			for (i = 0; i < xl; i++) {
				if (arrNo.indexOf(i)) {
					x[i].classList.add("select-hide");
				}
			}
		}

		/* If the user clicks anywhere outside the select box,
		then close all select boxes: */
		document.addEventListener("click", closeAllSelect);
	}
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