double exclamation mark typescript

Calm Cassowary answered on August 8, 2023 Popularity 8/10 Helpfulness 4/10

answer double exclamation mark typescript

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javascript:alert("foo") --> foo
javascript:alert(!"foo") --> false
javascript:alert(!!"foo") --> true
javascript:alert(!!null) --> false

Popularity 8/10 Helpfulness 4/10 Language typescript

Source: Grepper

Tags: double typescript

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Contributed on Aug 08 2023

Calm Cassowary

0 Answers Avg Quality 2/10

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