- Qt 5.15
- Qt Core
- C++ Classes
- QXmlStreamNamespaceDeclaration
- Qt 5.15.18 Reference Documentation

# QXmlStreamNamespaceDeclaration Class

The QXmlStreamNamespaceDeclaration class represents a namespace declaration. More...

Header: | #include <QXmlStreamNamespaceDeclaration>
qmake: | QT += core
Since: | Qt 4.3

This class was introduced in Qt 4.3.

- List of all members, including inherited members

Note: All functions in this class are reentrant.

## Public Functions

| QXmlStreamNamespaceDeclaration(const QXmlStreamNamespaceDeclaration &other)
| QXmlStreamNamespaceDeclaration(const QString &prefix, const QString &namespaceUri)
| QXmlStreamNamespaceDeclaration()
QXmlStreamNamespaceDeclaration & | operator=(const QXmlStreamNamespaceDeclaration &other)
| ~QXmlStreamNamespaceDeclaration()
QStringRef | namespaceUri() const
QStringRef | prefix() const
bool | operator!=(const QXmlStreamNamespaceDeclaration &other) const
bool | operator==(const QXmlStreamNamespaceDeclaration &other) const

## Related Non-Members

typedef | QXmlStreamNamespaceDeclarations

## Detailed Description

An namespace declaration consists of a prefix() and a namespaceUri().

## Member Function Documentation

### QXmlStreamNamespaceDeclaration::QXmlStreamNamespaceDeclaration(const QXmlStreamNamespaceDeclaration &other)

Creates a copy of other.

### QXmlStreamNamespaceDeclaration::QXmlStreamNamespaceDeclaration(const QString &prefix, const QString &namespaceUri)

Creates a namespace declaration with prefix and namespaceUri.

This function was introduced in Qt 4.4.

### QXmlStreamNamespaceDeclaration::QXmlStreamNamespaceDeclaration()

Creates an empty namespace declaration.

### QXmlStreamNamespaceDeclaration &QXmlStreamNamespaceDeclaration::operator=(const QXmlStreamNamespaceDeclaration &other)

Assigns other to this namespace declaration.

### QXmlStreamNamespaceDeclaration::~QXmlStreamNamespaceDeclaration()

Destructs this namespace declaration.

### QStringRef QXmlStreamNamespaceDeclaration::namespaceUri() const

Returns the namespaceUri.

### QStringRef QXmlStreamNamespaceDeclaration::prefix() const

Returns the prefix.

### bool QXmlStreamNamespaceDeclaration::operator!=(const QXmlStreamNamespaceDeclaration &other) const

Compares this namespace declaration with other and returns `true` if they are not equal; otherwise returns `false`.

### bool QXmlStreamNamespaceDeclaration::operator==(const QXmlStreamNamespaceDeclaration &other) const

Compares this namespace declaration with other and returns `true` if they are equal; otherwise returns `false`.

## Related Non-Members

### typedef QXmlStreamNamespaceDeclarations

Synonym for QVector<QXmlStreamNamespaceDeclaration>.