2.2.3.17.31 TreeNode::RemoveChild

RemoveChild

1 Description
2 Syntax
3 Parameters
4 Return
5 Examples
6 Remark
7 See Also
8 Header to Include

Description

Removes the node with the specified id.

Removes the node with the specified name.

Removes the node specified by the object.

Syntax

BOOL RemoveChild( int nChildID )

BOOL RemoveChild( LPCSTR Name )

BOOL RemoveChild( TreeNode & tn )

Parameters

nChildID: [input] id of the node to be removed

Name: [input]name of the node to be removed

tn: [modify] the node object that has to be removed

Return

TRUE if the node existed and was removed successfully; FALSE otherwise.

Examples

EX1

// Remove child with the specified ID. 
void TreeNode_RemoveChild_ex1()
{
    Tree myTree;
    TreeNode tn1;
 
    tn1 = myTree.AddNumericNode(5, "node1", 1);    
    printf("number of nodes = %d\n", myTree.GetNodeCount());        
 
    bool flag = myTree.RemoveChild(1);		//Child ID is 1
    printf("number of nodes = %d\n", myTree.GetNodeCount());            
}

EX2

// Remove child with the specified name. 
void TreeNode_RemoveChild_ex2()
{
    Tree myTree;
    TreeNode tn1;
 
    tn1 = myTree.AddNumericNode(5, "node1", 1);    
    printf("number of nodes = %d\n", myTree.GetNodeCount());        
 
    bool flag = myTree.RemoveChild("node1");	//Child name is "node1"
    printf("number of nodes = %d\n", myTree.GetNodeCount());            
}

EX3

// Remove child by the node name. 
void TreeNode_RemoveChild_ex3()
{
    Tree myTree;
    TreeNode tn1;
 
    tn1 = myTree.AddNumericNode(5, "node1", 1);    
    printf("number of nodes = %d\n", myTree.GetNodeCount());        
 
    bool flag = myTree.RemoveChild(tn1);	//Child object name is "tn1"
    printf("number of nodes = %d\n", myTree.GetNodeCount());            
}