xpath Check if a node is present Does the animal have horns?
Example
XPATH
<Animal>
<legs>4</legs>
<eyes>2</eyes>
<horns>2</horns>
<tail>1</tail>
</Animal>
XPATH
boolean(/Animal/horns)
OUTPUT
true
XPATH
<Animal>
<legs>4</legs>
<eyes>2</eyes>
<horns>2</horns>
<tail>1</tail>
</Animal>
XPATH
boolean(/Animal/horns)
OUTPUT
true
