Assertion: function's argument | /r/HasProperty | number
Facets:
value: for arrays
type: OTHER
value: in the second part
type: TEMPORAL
Source sentences:
text: In that example, f is the name of a function; that function takes an argument called x, which is a number, and returns some other number.
text: So, in the second part, the argument is the number –1.
text: The first argument is the current index, which is either a number (for arrays) or string (for objects).