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omzi/caseInverse.js

Last active November 17, 2020 09:01
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Returns a string with inversed cases
Raw
caseInverse.js
/**
* Returns a string with inversed cases
* @param {String} string The 'string' to inverse the cases of its characters
*/
const caseInverse = string => string.split('').map(letter => letter.toUpperCase() === letter ? letter.toLowerCase() : letter.toUpperCase()).join('');
module.exports = caseInverse;
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