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Elixir | EEx でテンプレート文字列操作 #elixir

Last updated at Posted at 2014-11-23

Elixir | EEx でテンプレート文字列操作

概要

Elixir の EEx でテンプレート文字列操作をします。
Java で言う JSP。 Ruby で言う ERB。

サンプル

テンプレートファイル

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title><%=title%></title>
</head>
<body>
    <table>
        <tr>
            <th>Name</th>
            <th>Age</th>
            <th>Nationality</th>
        </tr>
        <tr>
            <td><%=name1%></td>
            <td><%=age1%></td>
            <td><%=nationality1%></td>
        </tr>
        <tr>
        <%# comments %>
            <td><%=name2%></td>
            <td><%=age2%></td>
            <td><%=nationality2%></td>
        </tr>
    </table>
</body>
</html>

サンプルコード

IO.puts EEx.eval_file("index.ex", [
    title: "SomeTitle",
    name1: "Name1", age1: 23, nationality1: "Ja",
    name2: "Name2", age2: 23, nationality2: "US"
])
IO.puts EEx.eval_string("<%=hoge%>, <%=hige%>, <%=hage%>", [hoge: "ほげ", hige: "ひげ", hage: "はげ"])

出力

<!DOCTYPE html>
<html lang="en">
<head>
        <meta charset="UTF-8">
        <title>SomeTitle</title>
</head>
<body>
        <table>
                <tr>
                        <th>Name</th>
                        <th>Age</th>
                        <th>Nationality</th>
                </tr>
                <tr>
                        <td>Name1</td>
                        <td>23</td>
                        <td>Ja</td>
                </tr>
                <tr>

                        <td>Name2</td>
                        <td>23</td>
                        <td>US</td>
                </tr>
        </table>
</body>
</html>

ほげ, ひげ, はげ

参照

EEx

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