Q:

Write a JavaScript program to replace the first digit in a string (should contains at least digit) with $ character

hamza
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2022-05-18
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Write a JavaScript program to replace the first digit in a string (should contains at least digit) with $ character.

JavaScript programming, Programming,
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hamza
2022-05-18
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function replace_first_digit(input_str) {

  return input_str.replace(/[0-9]/, '$');
}
console.log(replace_first_digit("abc1dabc"));
console.log(replace_first_digit("p3ython"));
console.log(replace_first_digit("ab1cabc"));

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