JavaScript Word Scramble: Objects & Functions (Modules 31–40)
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Word scramble
Unscramble the letters and write each key term on the line.
1
CLUNDIES()
Checks whether a string contains a given substring, returning true or false.
2
KTCJSO.BYEE()
Returns an array containing all the keys of a given object.
3
RFI...ON
Loops through each key (property name) of an object, one at a time.
4
0OB.SJET[P]
Chains dot notation and bracket notation to access a value nested inside an object.
5
TUETSNRDCGRUI
Unpacks values from an array or properties from an object into separate variables.
6
NTNOIFCU
Declares a reusable block of code with a name, which can be run later by calling it.
7
EPMAEARRT
A named placeholder inside a function's parentheses that receives an input value when called.
8
TUNRER
Sends a value back out of a function and ends its execution at that point.
Answer Key
JavaScript · Modules 31–40
1CLUNDIES() → includes() — Checks whether a string contains a given substring, returning true or false.
2KTCJSO.BYEE() → Object.keys() — Returns an array containing all the keys of a given object.
3RFI...ON → for...in — Loops through each key (property name) of an object, one at a time.
40OB.SJET[P] → obj.pets[0] — Chains dot notation and bracket notation to access a value nested inside an object.
5TUETSNRDCGRUI → destructuring — Unpacks values from an array or properties from an object into separate variables.
6NTNOIFCU → function — Declares a reusable block of code with a name, which can be run later by calling it.
7EPMAEARRT → parameter — A named placeholder inside a function's parentheses that receives an input value when called.
8TUNRER → return — Sends a value back out of a function and ends its execution at that point.