15 lines
568 B
TypeScript
15 lines
568 B
TypeScript
export function parseRegionCodesFromId(idNo: string | null | undefined) {
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const result = { province: "", city: "", county: "" };
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if (!idNo) return result;
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const s = String(idNo).trim();
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// 身份证号码前6位为行政区划代码
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if (!/^[0-9]{6,}/.test(s)) return result;
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const first6 = s.slice(0, 6);
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const first4 = s.slice(0, 4);
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const first2 = s.slice(0, 2);
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result.county = first6; // 6位县级代码
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result.city = `${first4}`; // 市级代码：前4位+00
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result.province = `${first2}`; // 省级代码：前2位+0000
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return result;
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}
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