c. child axis

The child axis contains the children of the context node. The child axis is the default axis and it can be omitted.

/AAA

Equivalent of /child::AAA

<AAA>

<BBB/>

<CCC/>

</AAA>

/child::AAA

Equivalent of /AAA

<AAA>

<BBB/>

<CCC/>

</AAA>

/AAA/BBB

Equivalent of /child::AAA/child::BBB

<AAA>

<BBB/>

<CCC/>

</AAA>

/child::AAA/child::BBB

Equivalent of /AAA/BBB

<AAA>

<BBB/>

<CCC/>

</AAA>

/child::AAA/BBB

Both possibilities can be combined

<AAA>

<BBB/>

<CCC/>

</AAA>