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Preventing array from storing duplicate values #2894

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sosmongare opened this issue Oct 16, 2021 · 1 comment

sosmongare commented Oct 16, 2021

On the todo app, How do I prevent an array from duplicating the etext i have just inserted

dammy001 commented Oct 19, 2021

@sosmongare you can just find the index of that value first using find or indexOf before updating the array

['m', 'I', 'j'].find(data => data === value)

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