Adjust import documentation to mention that versions are optional

This change also removes the versions from the import statements.

Task-number: QTBUG-95302
Change-Id: Ie29e57a618917977b46dff25d13e3ca3eff249b5
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>
(cherry picked from commit 58783a4f9d411e4bc0fc45bd5da9164e3313f0a3)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

2 files changed, 24 insertions, 15 deletions

diff --git a/src/qml/doc/snippets/qml/imports/merged-named-imports.qml b/src/qml/doc/snippets/qml/imports/merged-named-imports.qml
index 8fab0436bd..533b22cb93 100644
--- a/src/qml/doc/snippets/qml/imports/merged-named-imports.qml
+++ b/src/qml/doc/snippets/qml/imports/merged-named-imports.qml
@@ -49,8 +49,8 @@
 ****************************************************************************/
 
 //! [imports]
-import QtQuick 2.0 as Project
-import QtMultimedia 5.0 as Project
+import QtQuick as Project
+import QtMultimedia as Project
 
 Project.Rectangle {
     width: 100; height: 50
diff --git a/src/qml/doc/src/qmllanguageref/syntax/imports.qdoc b/src/qml/doc/src/qmllanguageref/syntax/imports.qdoc
index 14a99c44f4..ee104af29a 100644
--- a/src/qml/doc/src/qmllanguageref/syntax/imports.qdoc
+++ b/src/qml/doc/src/qmllanguageref/syntax/imports.qdoc
@@ -49,7 +49,7 @@ types and JavaScript resources into a given namespace.
 
 The generic form of a module import is as follows:
 \code
-import <ModuleIdentifier> <Version.Number> [as <Qualifier>]
+import <ModuleIdentifier> [<Version.Number>] [as <Qualifier>]
 \endcode
 
 \list
@@ -59,7 +59,9 @@ import <ModuleIdentifier> <Version.Number> [as <Qualifier>]
   \li The \c <Version.Number> is a version of the form
       \c {MajorVersion.MinorVersion} which specifies which definitions of
       various object types and JavaScript resources will be made available due
-      to the import.
+      to the import. It can be omitted, in which case the latest version of the
+      module is imported. It is also possible to only omit the minor version.
+      Then the latest minor version of the given major version is imported.
   \li The \c <Qualifier> is an optional local namespace identifier into which
       the object types and JavaScript resources provided by the module will be
       installed, if given.  If omitted, the object types and JavaScript
@@ -69,7 +71,7 @@ import <ModuleIdentifier> <Version.Number> [as <Qualifier>]
 
 An example of an unqualified module import is as follows:
 \code
-import QtQuick 2.0
+import QtQuick
 \endcode
 
 This import allows the use of all of the types provided by the \c QtQuick
@@ -77,7 +79,7 @@ module without needing to specify a qualifier.  For example, the client code to
 create a rectangle is as follows:
 
 \qml
-import QtQuick 2.0
+import QtQuick
 
 Rectangle {
     width: 200
@@ -86,9 +88,16 @@ Rectangle {
 }
 \endqml
 
+An example of an unqualified import with version would be
+\code
+import QtQuick 2.10
+\endcode
+In that case, any types defined in QtQuick 2.11 and higher or in any higher major
+version, like 6.0, would not be available to the file.
+
 An example of a qualified module import is as follows:
 \code
-import QtQuick 2.0 as Quick
+import QtQuick as Quick
 \endcode
 
 This import allows multiple modules which provide conflicting type names to be
@@ -100,7 +109,7 @@ An example of client code which creates a rectangle after using a qualified
 module import is as follows:
 
 \qml
-import QtQuick 2.0 as Quick
+import QtQuick as Quick
 
 Quick.Rectangle {
     width: 200
@@ -149,7 +158,7 @@ references to types from the \c QtQuick module must be prefixed with the
 \c CoreItems name:
 
 \qml
-import QtQuick 2.0 as CoreItems
+import QtQuick as CoreItems
 
 CoreItems.Rectangle {
     width: 100; height: 100
@@ -171,7 +180,7 @@ two modules can be imported into different namespaces to ensure the code is
 referring to the correct type:
 
 \qml
-import QtQuick 2.0 as CoreItems
+import QtQuick as CoreItems
 import "../textwidgets" as MyModule
 
 CoreItems.Rectangle {
@@ -244,8 +253,8 @@ module by importing the module and using the identifier associated with a
 declared resource:
 
 \qml
-import QtQuick 2.0
-import projects.MyQMLProject.MyFunctions 1.0
+import QtQuick
+import projects.MyQMLProject.MyFunctions
 
 Item {
     Component.onCompleted: { SystemFunctions.cleanUp(); }
@@ -257,9 +266,9 @@ resource identifiers must be prefixed with the namespace qualifier in order
 to be used:
 
 \qml
-import QtQuick 2.0
-import projects.MyQMLProject.MyFunctions 1.0 as MyFuncs
-import org.example.Functions 1.0 as TheirFuncs
+import QtQuick
+import projects.MyQMLProject.MyFunctions as MyFuncs
+import org.example.Functions as TheirFuncs
 
 Item {
     Component.onCompleted: {