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testattr

testattr


Purpose
Test existence of an attribute for a given element node.
Synopsis
function testattr(doc:xmldoc, n:integer, name:string):boolean
Arguments
doc 
Document to use
Node number (must be an element)
name 
Name of the attribute
Return value
true if the requested attribute is defined for the node.
Example
This example tests whether the attribute 'parttime' is defined for an employee, and if this is the case the attribute gets deleted after printing the name of the employee.
  declarations
    DB: xmldoc
    AllEmployees: list of integer
  end-declarations

  getnodes(DB, "personnelList/region/employee", AllEmployees)
  forall(p in AllEmployees | testattr(DB, p, "parttime")) do
    writeln(getvalue(DB, getnode(DB, p, "name")))
    delattr(DB, p, "parttime")
  end-do 
Related topics
Module