Web Reference: Variables defined with let and const are hoisted to the top of the block, but not initialized. Meaning: The block of code is aware of the variable, but it cannot be used until it has been declared. Using a let variable before it is declared will result in a ReferenceError. Sep 24, 2025 · Hoisting in JavaScript may feel tricky at first, but it simply means that declarations are processed before execution. Variables declared with var get hoisted and initialized as undefined, while let and const are hoisted but stay in a temporal dead zone until their declaration. Jan 15, 2026 · Hoisting refers to the behavior where JavaScript moves the declarations of variables, functions, and classes to the top of their scope during the compilation phase.
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Javascript Hoisting Explained Var Let Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $75M - $94M
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Last Updated: April 9, 2026
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