May 2024
Intermediate to advanced
752 pages
24h
Japanese
Content preview from Spring徹底入門 第2版 Spring FrameworkによるJavaアプリケーション開発
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262
Web アプリケーションの開発
5
表
5.32
fmt
タグライブラリの
Spring
連携時に使用するカスタムタグ一覧
要素名 説明
<fmt:formatNumber>
数値をフォーマットする
<fmt:parseNumber>
文字列を数値に変換する
<fmt:formatDate> java.util.Date
を文字列にフォーマットする
<fmt:parseDate>
文字列を
java.util.Date
に変換する
■
functions
タグライブラリ
functions
タグライブラリから提供されている
EL
関数は以下のとおりです（表5.33）。
表
5.33
functions
タグライブラリの
EL
関数一覧
EL
関数 説明
fn:contains
指定した文字列が含まれているか判定する
fn:containsIgnoreCase
指定した文字列が大文字・小文字を区別せずに含まれているか判定する
fn:startsWith
指定した文字列で開始しているか判定する
fn:endsWith
指定した文字列で終了しているか判定する
fn:indexOf
指定した文字列が最初に出現するインデックスを取得する
fn:length
コレクションまたは配列の要素数、文字列長を取得する
fn:escapeXml
指定した文字列を XML特殊文字をエスケープする
fn:replace
文字列置換を行なう
fn:toLowerCase
大文字を小文字に変換する
fn:toUpperCase
小文字を大文字に変換する
fn:trim
文字列をトリムする
fn:substring ...
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