ComparableNodeInterface
Interface that defines the comparison of nodes
Table of Contents
Methods
- compareTo() : int
- Compare Node against another one
Methods
compareTo()
Compare Node against another one
public
compareTo(TreeNode $other) : int
Returns: 1 if the current node is greater than the $other, -1 if $other is greater than the current node and 0 if the nodes are equal
Example
if ($this->sortValue > $other->sortValue) {
return 1;
} elseif ($this->sortValue < $other->sortValue) {
return -1;
} else {
return 0;
}
Parameters
- $other : TreeNode
Return values
int —see description