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module.exports = function prop (key) { |
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return key && ( |
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'string' == typeof key |
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? function (data) { return data[key] } |
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: 'object' === typeof key && 'function' === typeof key.exec //regexp |
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? function (data) { var v = key.exec(data); return v && v[0] } |
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: key |
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) |
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}
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