voku /
simple_html_dom
| @@ 637-663 (lines=27) @@ | ||
| 634 | * |
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| 635 | * @return SimpleHtmlDomInterface|SimpleHtmlDomInterface[]|SimpleHtmlDomNodeInterface |
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| 636 | */ |
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| 637 | public function getElementsByTagName(string $name, $idx = null) |
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| 638 | { |
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| 639 | $nodesList = $this->document->getElementsByTagName($name); |
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| 640 | ||
| 641 | $elements = new SimpleHtmlDomNode(); |
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| 642 | ||
| 643 | foreach ($nodesList as $node) { |
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| 644 | $elements[] = new SimpleHtmlDom($node); |
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| 645 | } |
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| 646 | ||
| 647 | // return all elements |
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| 648 | if ($idx === null) { |
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| 649 | if (\count($elements) === 0) { |
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| 650 | return new SimpleHtmlDomNodeBlank(); |
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| 651 | } |
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| 652 | ||
| 653 | return $elements; |
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| 654 | } |
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| 655 | ||
| 656 | // handle negative values |
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| 657 | if ($idx < 0) { |
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| 658 | $idx = \count($elements) + $idx; |
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| 659 | } |
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| 660 | ||
| 661 | // return one element |
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| 662 | return $elements[$idx] ?? new SimpleHtmlDomNodeBlank(); |
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| 663 | } |
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| 664 | ||
| 665 | /** |
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| 666 | * Find one node with a CSS selector. |
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| @@ 218-248 (lines=31) @@ | ||
| 215 | * |
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| 216 | * @return SimpleHtmlDomInterface|SimpleHtmlDomInterface[]|SimpleHtmlDomNodeInterface |
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| 217 | */ |
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| 218 | public function getElementsByTagName(string $name, $idx = null) |
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| 219 | { |
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| 220 | if ($this->node instanceof \DOMElement) { |
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| 221 | $nodesList = $this->node->getElementsByTagName($name); |
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| 222 | } else { |
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| 223 | $nodesList = []; |
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| 224 | } |
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| 225 | ||
| 226 | $elements = new SimpleHtmlDomNode(); |
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| 227 | ||
| 228 | foreach ($nodesList as $node) { |
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| 229 | $elements[] = new static($node); |
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| 230 | } |
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| 231 | ||
| 232 | // return all elements |
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| 233 | if ($idx === null) { |
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| 234 | if (\count($elements) === 0) { |
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| 235 | return new SimpleHtmlDomNodeBlank(); |
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| 236 | } |
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| 237 | ||
| 238 | return $elements; |
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| 239 | } |
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| 240 | ||
| 241 | // handle negative values |
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| 242 | if ($idx < 0) { |
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| 243 | $idx = \count($elements) + $idx; |
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| 244 | } |
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| 245 | ||
| 246 | // return one element |
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| 247 | return $elements[$idx] ?? new SimpleHtmlDomBlank(); |
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| 248 | } |
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| 249 | ||
| 250 | /** |
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| 251 | * Create a new "HtmlDomParser"-object from the current context. |
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