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30-seconds-of-code/glossary/Strict-mode.md
2019-08-13 11:19:29 +03:00

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Strict mode Strict mode

JavaScript's strict mode is a JavaScript feature that allows developers to use a more restrictive variant of JavaScript and it can be enabled by adding 'use strict'; at the very top of their code. Strict mode elimiated some silent errors, might improve performance and changes the behavior of eval and arguments among other things.