JavaScript Word Scramble: Arrays & Strings (Modules 21–30)
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Word scramble
Unscramble the letters and write each key term on the line.
1
REBKA
Exits a loop completely, stopping it before it finishes all its passes.
2
RFF...OO
Loops directly over each value in an array, without needing an index.
3
SUHP()
Adds one or more elements to the end of an array, changing the original array.
4
ERHACOF()
Calls a given function once for every element in an array.
5
PMA()
Creates a new array by running a given function on every element of the original array.
6
TLFEIR()
Creates a new array containing only the elements that pass a test provided by a function.
7
DCEERU()
Combines every element of an array into a single value using an accumulator function.
8
ELNTHG
The number of characters in a string, accessed as a property without parentheses.
9
SAPPTEROCEU()
Returns a new string with all letters converted to uppercase.
Answer Key
JavaScript · Modules 21–30
1REBKA → break — Exits a loop completely, stopping it before it finishes all its passes.
2RFF...OO → for...of — Loops directly over each value in an array, without needing an index.
3SUHP() → push() — Adds one or more elements to the end of an array, changing the original array.
4ERHACOF() → forEach() — Calls a given function once for every element in an array.
5PMA() → map() — Creates a new array by running a given function on every element of the original array.
6TLFEIR() → filter() — Creates a new array containing only the elements that pass a test provided by a function.
7DCEERU() → reduce() — Combines every element of an array into a single value using an accumulator function.
8ELNTHG → length — The number of characters in a string, accessed as a property without parentheses.
9SAPPTEROCEU() → toUpperCase() — Returns a new string with all letters converted to uppercase.