45 lines
1.3 KiB
XML
45 lines
1.3 KiB
XML
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<?xml version="1.0"?>
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<documentation xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:noNamespaceSchemaLocation="https://phpcsstandards.github.io/PHPCSDevTools/phpcsdocs.xsd"
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title="Disallow Standalone Post-Increment/Decrement"
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>
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<standard>
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<![CDATA[
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In a stand-alone in/decrement statement, pre-in/decrement should always be favoured over post-in/decrement.
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This reduces the chance of bugs when code gets moved around.
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]]>
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</standard>
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<code_comparison>
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<code title="Valid: Pre-in/decrement in a stand-alone statement.">
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<![CDATA[
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<em>++</em>$i;
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<em>--</em>$j;
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]]>
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</code>
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<code title="Invalid: Post-in/decrement in a stand-alone statement.">
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<![CDATA[
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$i<em>++</em>;
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$j<em>--</em>;
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]]>
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</code>
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</code_comparison>
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<standard>
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<![CDATA[
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Using multiple increment/decrement operators in a stand-alone statement is strongly discouraged.
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]]>
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</standard>
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<code_comparison>
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<code title="Valid: Single in/decrement operator in a stand-alone statement.">
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<![CDATA[
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<em>++</em>$i;
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]]>
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</code>
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<code title="Invalid: Multiple in/decrement operators in a stand-alone statement.">
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<![CDATA[
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<em>--</em>$i<em>++</em><em>++</em>;
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]]>
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</code>
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</code_comparison>
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</documentation>
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