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✎ Editing: LanguageConstructSpacingStandard.xml ← Back

<documentation title="Language Construct Spacing">
    <standard>
    <![CDATA[
    Language constructs that can be used without parentheses, must have a single space between the language construct keyword and its content.
    ]]>
    </standard>
    <code_comparison>
        <code title="Valid: Single space after language construct.">
        <![CDATA[
echo<em> </em>'Hello, World!';
throw<em> </em>new<em> </em>Exception();
return<em> </em>$newLine;
        ]]>
        </code>
        <code title="Invalid: No space, more than one space or newline after language construct.">
        <![CDATA[
echo<em></em>'Hello, World!';
throw<em>   </em>new<em>   </em>Exception();
return<em></em>
$newLine;
        ]]>
        </code>
    </code_comparison>
    <standard>
    <![CDATA[
    A single space must be used between the "yield" and "from" keywords for a "yield from" expression.
    ]]>
    </standard>
    <code_comparison>
        <code title="Valid: Single space between yield and from.">
        <![CDATA[
function myGenerator() {
    yield<em> </em>from [1, 2, 3];
}
        ]]>
        </code>
        <code title="Invalid: More than one space or newline between yield and from.">
        <![CDATA[
function myGenerator() {
    yield<em>  </em>from [1, 2, 3];
    yield<em></em>
    from [1, 2, 3];
}
        ]]>
        </code>
    </code_comparison>
</documentation>

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