locations array italy amsterdam boston des moines miami echo count 1..., PHP Arrays, PHP

Question:$locations = array("Italy", "Amsterdam", array("Boston","Des Moines"), "Miami");
echo count($locations, 1); 

This returns the following:

A 6 
B 4 
C 5 
D 7

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Question:$locations = array("Italy", "Amsterdam", array("Boston","Des Moines"), "Miami"); echo count($locations, 1); This returns the following: