Values and operators

5 lessons in the JavaScript course.

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• Variables (let, const, var)Store values with clear names and choose the appropriate declaration.
• Working with StringsCreate, combine, inspect, and transform text values.
• Working with NumbersPerform arithmetic, round results, and handle invalid numeric values.
• Booleans and ComparisonsRepresent true-or-false state and combine reliable comparisons.
• Type ConversionConvert input explicitly and inspect values before using them.