What is the difference between hasChildren and hasChildNodes in SimpleXML and DomNode?

The difference between hasChildren and hasChildNodes in SimpleXML and DomNode is that hasChildren is specific to SimpleXML and checks if the node has child elements, while hasChildNodes is specific to DomNode and checks if the node has any child nodes, including text nodes, comment nodes, etc. To solve this issue, you need to use the appropriate method based on the type of XML parsing you are using. 

// Using SimpleXML
if ($node->hasChildren()) {
    // Node has child elements
}

// Using DomNode
if ($node->hasChildNodes()) {
    // Node has child nodes
}

Keywords

SimpleXML DomNode hasChildren hasChildNodes difference

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