11 lines
277 B
JavaScript
11 lines
277 B
JavaScript
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function capitalizeFirstLetter(target) {
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if (typeof target !== 'string') {
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throw new Error('Parameter should be a string.');
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}
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return target?.substring(0, 1).toUpperCase() + target?.substring(1)?.toLocaleLowerCase();
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}
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module.exports = {
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capitalizeFirstLetter,
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};
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