XMLChildExist (Function)

WINDEV, WEBDEV AND WINDEV MOBILE
ONLINE HELP

Version:

Home | Sign in | English

Functions for managing XML files

XML functions and threads

See also

Constants for managing XML documents

Example for using the XML types

XML management: Use example

XML: Using files exceeding several gigabytes

XMLFindNamespaceByName

XMLFindNamespaceByURI

XML functions and threads

WINDEV

WEBDEV

WINDEV Mobile

Others

See also

XMLChildExist (Function)

In french: XMLFilsExiste

Specifies whether the current tag has children corresponding to the sought type (tag, attribute, ...).

Versions 15 and later

This function is now available for Android applications.

New in version 15

This function is now available for Android applications.

Versions 17 and later

This function is now available for iPhone/iPad applications.

New in version 17

This function is now available for iPhone/iPad applications.

Versions 18 and later

This function is now available in Android Widget mode.

This function is now available in Windows Store apps mode.

New in version 18

This function is now available in Android Widget mode.

This function is now available in Windows Store apps mode.

This function is now available in Android Widget mode.

This function is now available in Windows Store apps mode.

Versions 21 and later

This function is now available in Universal Windows 10 App mode.

New in version 21

This function is now available in Universal Windows 10 App mode.

Versions 25 and later

This function is now available in browser code.

New in version 25

This function is now available in browser code.

Example

MyDoc is string
MyDoc = fLoadText("example.xml")
XMLDocument("example ", MyDoc)
IF ErrorOccurred = True THEN
Error("the file is not in XML format")
RETURN
END
// Browses the file and specifies whether the tag has an attribute
XMLFind("example", Null)
WHILE XMLOut("example") = False
IF XMLChildExist("example", XMLAttribute)
Trace(XMLElementName("example") + " has attributes")
ELSE
Trace(XMLElementName("example") + " has no attribute")
END
XMLNext("example")
END
XMLClose("example")

Syntax

<Result> = XMLChildExist(<XML document> [, <Type of child element>])

<Result>: Boolean

True if the current tag has children of the specified type,
False otherwise.

<XML document>: Character string (with quotes)

Name of XML document used. This document contains the XML code to study and it was created by XMLDocument.

<Type of child element>: Optional Integer constant

Type of child element:
XMLAttribute Searches for the Attribute child elements associated with the current tag.
XMLTag Searches for the Tag child elements associated with the current tag.
XMLAttribute + XMLTag Searches for the Tag child elements OR for the Attribute child elements associated with the current tag.

Remarks

XML functions and threads

If your application uses threads, the XML document is shared between all these threads. See Managing threads for more details.

Business / UI classification : Business Logic

Component : wd250xml.dll