Answered: Function 4: Spell Correction…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Related questions

Question

Function 4: Spell Correction
_spellCorrection( string1, string2 )

Create a JavaScript function expression that meets the following requirements:

• Authored using function expression syntax (constant name _spellCorrection)
• Receives two strings, the first argument is a correct string, the second argument is an incorrect string.
• The first argument, the correct string, represents what is supposed to be typed
• The second argument, the incorrect string, represents what was provided
• The function returns an array of all keys that were missed (what were supposed to be provided)
o The returned array should be ordered by when they first appear in the sentence
• Only one broken key per letter should be listed (see example 6)
• If second argument, is greater in length than the first argument, the function simply returns “invalid” in the
returned array (see example 5).
• The first argument could be greater in length than the second (see example 2, example 3)
• Console log output is NOT permitted.

.
The function should pass each of the illustrated examples below at a minimum.
spellCorrection ("GBC", "GBC") → [""]
spellCorrection("GBC", "GB") → ["C"]
_spellCorrection("GBC", "GC") → ["B", "C"]
_spellCorrection("GB C", "GC") → ["B", " ",
spellCorrection("GB", "GBC") → ["invalid"]
spellCorrection ("happy birthday", "hawwy birthday") → ["p"]
spellCorrection("starry night", "starrq light") → ["y", "n"]
_spellCorrection("beethoven", "affthoif5") → ["b", "e" ,"v", "n"]
', "C"]

Expert Solution

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.

Similar questions