The deleted text referred, erroneously, to an example obtaining the
number of elements in an array. It also used the term "expression
mechanism" instead of "filter expression".
On the whole, it seemed better to slim the text down to the bare
minimum.
The deleted text referred, erroneously, to an example obtaining the number of elements in an array. It also used the term "expression mechanism" instead of "filter expression".
On the whole, it seemed better to slim the text down to the bare minimum.