To achieve anything big in our life we have to be disciplined. We have to set some rules and we have to follow them no matter what happens. So to define strict in simple terms, it’s just rule, rule and rules. These rules help us to avoid the known mistakes.
Similarly in JavaScript, there are many known issues which may occur if we do not follow some rules. To force to follow such rules, there is a mode called strict mode.

#strict-mode #javascript