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Codewars Javascript Expressions Matter Information Center

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Introduction to Codewars Javascript Expressions Matter

using the replace() method to remove trailing zeros. this one uses an if..else statement, the toUpperCase() method, and more kata link: ... this one uses the conditional (ternary) operator and the Boolean() constructor kata link: ... this is done with a template literal and the toFixed() method. template literals, map(), Array() constructor, and more. this one uses an if statement and the conditional (ternary) operator kata link: ...

Code along with me as we solve 'Simple validation of a username with regex', a Level 8 kyu #

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Codewars - Javascript - Expressions Matter
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Codewars - Javascript - Expressions Matter

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Code along with me as we solve '

Codewars 8 kyu Expressions Matter Javascript
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Codewars 8 kyu Expressions Matter Javascript

466 views Live Report

this one uses the Math.max() function kata link:

Codewars: Expressions Matter
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Codewars: Expressions Matter

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Solving:

Codewars: Expressions Matter Problem
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Codewars: Expressions Matter Problem

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This is my solution to the "

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Last Updated: June 3, 2026

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