Tag: Web Development

Assign and update values with =, +=, -=, and more.

Compare values with ===, !==, , =.

Combine booleans with &&, ||, and !; use ?? for nullish defaults.

Write concise conditionals with condition ? ifTrue : ifFalse.

Branch with if/else and switch for multi-path logic.

Know typeof results for string, number, boolean, null, undefined, symbol, bigint, and object.

Contrast primitives (copied by value) with objects (referenced).

Convert types explicitly with Number, String, Boolean, and parsing helpers.

Understand implicit conversions with ==, +, and conditionals.

Use arithmetic, assignment, comparison, logical, and other operators.