Certificate of completion

cleisson cardoso de oliveira

JavaScript: getting to know arrays

completed the online course with an estimated workload of 8 hours.

Finished at July 21, 2026

Guilherme Silveira

Coordinator

Paulo Silveira

Chief Vision Officer

https://cursos.alura.com.br/certificate/2744a855-3999-418c-a622-0b0dbff7cf95

Course lessons

JavaScript: getting to know arrays

  • What are arrays
  • Changing arrays
  • Repeat loops
  • Callback functions
  • Advancing arrays
Certificate authenticity QR code
Formal Certificate