32 строки
680 B
PHP
32 строки
680 B
PHP
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<?php
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/**
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* Created by PhpStorm.
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* User: casey
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* Date: 12/30/14
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* Time: 12:32 PM
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*/
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namespace TOC;
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/**
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* Interprets header tags
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*
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* @package TOC
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*/
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trait HeaderTagInterpreter
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{
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/**
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* Convert a topLevel and depth to H1..H6 tags array
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*
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* @param int $topLevel
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* @param int $depth
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* @return array Array of header tags; ex: ['h1', 'h2', 'h3']
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*/
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protected function determineHeaderTags($topLevel, $depth)
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{
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$desired = range((int) $topLevel, (int) $topLevel + ((int) $depth - 1));
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$allowed = [1, 2, 3, 4, 5, 6];
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return array_map(function($v) { return 'h'.$v; }, array_intersect($desired, $allowed));
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}
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}
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