Task: Fix JavaScript Regular Expression for Alphanumeric, Dash, and Underscore Validation

Task: Fix JavaScript Regular Expression for Alphanumeric, Dash, and Underscore Validation: a task in Terminal-Lego-15k (Harbor dataset). You need to create a JavaScript validation function that checks if a given string contains only alphanumeric characters (a-z, A-Z, 0-9), dashes ( - ), and…