negate javascript Code Snippet in 2025
functionbeginner
Last Updated: 11 January 2025
Negates a predicate function.
- Take a predicate function and apply the not operator (
!) to it with its arguments.
const negate = func => (...args) => !func(...args);[1, 2, 3, 4, 5, 6].filter(negate(n => n % 2 === 0)); // [ 1, 3, 5 ]
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