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9 lines
286 B
JavaScript
9 lines
286 B
JavaScript
5 years ago
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function is_char(value)
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{
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if (Object.prototype.toString.call(value) !== '[object String]')
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return false;
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return value && value.length === 1;
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}
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console.log(is_char('f'));
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console.log(is_char('*'));
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