學(xué)習(xí)完整課程請移步 互聯(lián)網(wǎng) Java 全棧工程師

Message 表達(dá)式

#{...}

<p th:utext="#{home.welcome(${session.user.name})}"> Welcome to our grocery store, Sebastian Pepper!</p>
<p th:utext="#{${welcomeMsgKey}(${session.user.name})}"> Welcome to our grocery store, Sebastian Pepper!</p>

變量表達(dá)式

${}

ongl 標(biāo)準(zhǔn)語法，方法也可以被調(diào)用

選擇變量表達(dá)式

*{}

<div th:object="${session.user}">
    <p>Name: <span th:text="*{firstName}">Sebastian</span>.</p>
    <p>Surname: <span th:text="*{lastName}">Pepper</span>.</p> 
    <p>Nationality: <span th:text={nationality}">Saturn</span>.</p>
</div> 

等價(jià)于

<div>
    <p>Name: <span th:text="${session.user.firstName}">Sebastian</span>.</p> 
    <p>Surname: <span th:text="${session.user.lastName}">Pepper</span>.</p> 
    <p>Nationality: <span th:text="${session.user.nationality}">Saturn</span>.</p>
</div>

當(dāng)然了，這兩者可以混合使用
還有一種方式

<div>
    <p>Name: <span th:text="*{session.user.name}">Sebastian</span>.</p> 
    <p>Surname: <span th:text="*{session.user.surname}">Pepper</span>.</p> 
    <p>Nationality: <span th:text="*{session.user.nationality}">Saturn</span>.</p>
</div>  

鏈接 URL 表達(dá)式

@{}

<!-- Will produce 'http://localhost:8080/gtvg/order/details?orderId=3' (plus rewriting) --> <a href="details.html"

th:href="@{http://localhost:8080/gtvg/order/details(orderId=${o.id})}">view</a> <!-- Will produce '/gtvg/order/details?orderId=3' (plus rewriting) -->

<a href="details.html" th:href="@{/order/details(orderId=${o.id})}">view</a>

<!-- Will produce '/gtvg/order/3/details' (plus rewriting) -->

<a href="details.html" th:href="@{/order/{orderId}/details(orderId=${o.id})}">view</a>

變量

算數(shù)運(yùn)算

真假運(yùn)算

比較運(yùn)算

條件運(yùn)算