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    <h3>Editing: Function_.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php declare(strict_types=1);

namespace PhpParser\Builder;

use PhpParser;
use PhpParser\BuilderHelpers;
use PhpParser\Node;
use PhpParser\Node\Stmt;

class Function_ extends FunctionLike {
    protected string $name;
    /** @var list&lt;Stmt&gt; */
    protected array $stmts = [];

    /** @var list&lt;Node\AttributeGroup&gt; */
    protected array $attributeGroups = [];

    /**
     * Creates a function builder.
     *
     * @param string $name Name of the function
     */
    public function __construct(string $name) {
        $this-&gt;name = $name;
    }

    /**
     * Adds a statement.
     *
     * @param Node|PhpParser\Builder $stmt The statement to add
     *
     * @return $this The builder instance (for fluid interface)
     */
    public function addStmt($stmt) {
        $this-&gt;stmts[] = BuilderHelpers::normalizeStmt($stmt);

        return $this;
    }

    /**
     * Adds an attribute group.
     *
     * @param Node\Attribute|Node\AttributeGroup $attribute
     *
     * @return $this The builder instance (for fluid interface)
     */
    public function addAttribute($attribute) {
        $this-&gt;attributeGroups[] = BuilderHelpers::normalizeAttribute($attribute);

        return $this;
    }

    /**
     * Returns the built function node.
     *
     * @return Stmt\Function_ The built function node
     */
    public function getNode(): Node {
        return new Stmt\Function_($this-&gt;name, [
            'byRef'      =&gt; $this-&gt;returnByRef,
            'params'     =&gt; $this-&gt;params,
            'returnType' =&gt; $this-&gt;returnType,
            'stmts'      =&gt; $this-&gt;stmts,
            'attrGroups' =&gt; $this-&gt;attributeGroups,
        ], $this-&gt;attributes);
    }
}
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