13 lines
312 B
JavaScript
13 lines
312 B
JavaScript
/**
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* @description Majuscule à la 1ère lettre d'une string.
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* @param {String} s
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* @returns {String}
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* @examples capitalize('hello world!') → 'Hello world!'
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*/
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function capitalize (s) {
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if (typeof s !== 'string') return ''
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return s.charAt(0).toUpperCase() + s.slice(1)
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}
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module.exports = capitalize
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