What should you do if you run into code errors?

By following this blog, you can find a solution.

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How to Check If Key Press (event.key) is a Number in JavaScript 📌[All Method]️

Q: What is the best way to approach this problem?

Check out this blog code to learn how to fix errors.

Richard ParkerFebruary 8, 2022

1 minute read

How to Check If Key Press (event.key) is a Number in JavaScript 📌[All Method]️ — How to Check If Key Press eventkey is a Number in JavaScript All Method

The blog is about How to Check If Key Press (event.key) is a Number in JavaScript & provides a lot of information to the novice user and the more seasoned user. By the end of this guide, you will know how to handle these types of problems.
Question: What is the best way to approach this problem? Answer: Check out this blog code to learn how to fix errors How to Check If Key Press (event.key) is a Number in JavaScript. Question: What is causing this error and what can be done to fix it? Answer: Check out this blog for a solution to your problem.

After checking for a keypress event, suppose we want to check if the pressed key is a number 0-9.

We can use isFinite() on event.key, which will check if event.key is a finite number.

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const getCode = (e) => {
  e = e || window.event;
  return e.key;
};
const handleKeyPress = (e) => {
  const key = getCode(e);
  if (isFinite(key)) {
    console.log(`Number ${key} was pressed!`);
  }
};
document.addEventListener("keypress", handleKeyPress);

Revise the code and make it more robust with proper test case and check an error there before implementing into a production environment.
Final Note: Try to Avoid this type of mistake(error) in future!