JSTL

<c:if>

equals (==)

null ์ฒดํฌ

<c:if test="${null eq value}">

์ˆซ์ž ์ฒดํฌ

<c:if test="${0 eq value}">

๋ฌธ์ž ์ฒดํฌ

<c:if test="${'0' eq value}">

empty

List, Map ๊ฐ์ฒด๊ฐ’ ์ฒดํฌ

<c:if test="${empty obj}">

List, Map ๊ฐ์ฒด๊ฐ’์ด ๋น„์–ด์žˆ์ง€ ์•Š๋Š” ๊ฒฝ์šฐ

<c:if test="${not empty obj}">

not equals (!=)

null ์ฒดํฌ

<c:if test="${null ne value}">

์ˆซ์ž ์ฒดํฌ

<c:if test="${0 ne value}">

๋ฌธ์ž ์ฒดํฌ

<c:if test="${'0' ne value}">