“Use Strict” is a JavaScript directive that enables strict mode in JavaScript code. It is a way to enforce stricter parsing and error handling of JavaScript code, which helps to avoid common mistakes and improve code quality.
When you use the “use strict” directive at the beginning of a JavaScript file or a function, it enables strict mode for the entire file or function, respectively. Strict mode makes several changes to the way JavaScript code is executed:
Overall, using “use strict” helps to write safer and more secure code, avoid common mistakes, and improve the overall quality of your JavaScript code.
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