根据银行卡号判断属于哪个银行，并返回银行缩写及银行卡类型

可以把这段代码拷贝到自己的vue项目中，根据银行卡号获取所属银行，银行名称，银行编码，银行卡种。
正确展示
1.vue+ts+elementui

<template>
  <div>
    <el-row>
      <el-col :span="8">
        <el-form ref="formRef" :model="formModel" :rules="formRule">
          <el-form-item label="银行卡卡号" prop="bankcard">
            <el-input v-model="formModel.bankcard"></el-input>
          </el-form-item>
          <el-button @click="submit">查询</el-button>
        </el-form>
      </el-col>
      <el-col :span="8" :offset="2">
        <p>银行卡类型: {{ bankType }}</p>
        <p>银行卡名称: {{ bankName }}</p>
      </el-col>
    </el-row>
  </div>
</template>
<script lang='ts'>
import { Component, Vue } from "vue-property-decorator";
import axios from "axios";
import codeMap from "./codemap.json";
@Component({
  name: "bankNameCp",
})
export default class extends Vue {
  private formModel: any = {
    bankcard: "",
  };
  private formRule: any = {
    bankcard: [{ required: true, message: "请输入卡号", trigger: "blur" }],
  };
  private bankName: string = "无";
  private bankType: string = "无";
  private cardType: any = {
    'CC': "信用卡",
    'DC': "储蓄卡",
	'SCC': "准贷记卡",
	'PC': "预付费卡"
  };
  private submit() {
    (this.$refs.formRef as any).validate(async (valid: boolean) => {
      if (valid) {
        axios
          .get(
            `https://ccdcapi.alipay.com/validateAndCacheCardInfo.json?_input_charset=utf-8&cardNo=${this.formModel.bankcard}&cardBinCheck=true`
          )
          .then((res: any) => {
            const { bank, cardType, validated, messages } = res.data
            if(validated) {
              this.$message({
                message: '查询成功',
                type: 'success',
                duration: 1500
              })
              this.bankName = this.codeByName(bank);
              this.bankType = this.typeByName(cardType);
            } else {
              this.$message({
                message: messages[0].errorCodes,
                type: 'error',
                duration: 1500
              })
              this.bankName = '无';
              this.bankType = '无';
            }
          });
      }
    });
  }
  /**
   * @description: 
   * @param {*} bank: "CMB"
   * @return {*} 招商银行
   */
  private codeByName(code: string) {
    return codeMap[code];
  }
  /**
   * @description: 
   * @param {*} cardType: "DC"
   * @return {*} 储蓄卡
   */
  private typeByName(code: string) {
    return this.cardType[code];
  }
}
</script>

2.vue+js+elementui

<template>
  <div>
    <el-row>
      <el-col :span="8">
        <el-form ref="formRef" :model="formModel" :rules="formRule">
          <el-form-item label="银行卡卡号" prop="bankcard">
            <el-input v-model="formModel.bankcard"></el-input>
          </el-form-item>
          <el-button @click="submit">查询</el-button>
        </el-form>
      </el-col>
      <el-col :span="8" :offset="2">
        <p>银行卡类型: {{ bankType }}</p>
        <p>银行卡名称: {{ bankName }}</p>
      </el-col>
    </el-row>
  </div>
</template>
<script lang='js'>
import axios from "axios";
import codeMap from "./codemap.json";
export default {
  data: function () {
      return {
        bankType: '',
        bankName: '',
        formModel: {
          bankcard: ''
        },
        formRule: {
          bankcard: [{ required: true, message: "请输入卡号", trigger: "blur" }]
        },
        cardType: {
          'CC': "信用卡",
          'DC': "储蓄卡",
          'SCC': "准贷记卡",
          'PC': "预付费卡"
        }
      }
    },
    methods: {
      submit() {
        this.$refs.formRef.validate(async valid => {
          if (valid) {
            axios
              .get(
                `https://ccdcapi.alipay.com/validateAndCacheCardInfo.json?_input_charset=utf-8&cardNo=${this.formModel.bankcard}&cardBinCheck=true`
              )
              .then(res => {
                const { bank, cardType, validated, messages } = res.data
                if (validated) {
                  this.$message({
                    message: '查询成功',
                    type: 'success',
                    duration: 1500
                  })
                  this.bankName = this.codeByName(bank);
                  this.bankType = this.typeByName(cardType);
                } else {
                  this.$message({
                    message: messages[0].errorCodes,
                    type: 'error',
                    duration: 1500
                  })
                  this.bankName = '无';
                  this.bankType = '无';
                }
              });
          }
        });
      },
      /**
       * @description: 
       * @param {*} bank: "CMB"
       * @return {*} 招商银行
       */
      codeByName(code) {
        return codeMap[code];
      },
      /**
       * @description: 
       * @param {*} cardType: "DC"
       * @return {*} 储蓄卡
       */
      typeByName(code) {
        return this.cardType[code];
      }
    }
}
</script>

需引入json文件

{"ABC":"中国农业银行", "ARCU":"安徽省农村信用社", "ASCB":"鞍山银行", "AYCB":"安阳银行", "BANKWF":"潍坊银行", "BGB":"广西北部湾银行", "BHB":"河北银行", "BJBANK":"北京银行", "BJRCB":"北京农村商业银行", "BOC":"中国银行", "BOCD":"承德银行", "BOCY":"朝阳银行", "BOD":"东莞银行", "BODD":"丹东银行", "BOHAIB":"渤海银行", "BOJZ":"锦州银行", "BOP":"平顶山银行", "BOQH":"青海银行", "BOSZ":"苏州银行", "BOYK":"营口银行", "BOZK":"周口银行", "BSB":"包商银行", "BZMD":"驻马店银行", "CBBQS":"城市商业银行资金清算中心", "CBKF":"开封市商业银行", "CCB":"中国建设银行", "CCQTGB":"重庆三峡银行", "CDB":"国家开发银行", "CDCB":"成都银行", "CDRCB":"成都农商银行", "CEB":"中国光大银行", "CGNB":"南充市商业银行", "CIB":"兴业银行", "CITIC":"中信银行", "CMB":"招商银行", "CMBC":"中国民生银行", "COMM":"交通银行", "CQBANK":"重庆银行", "CRCBANK":"重庆农村商业银行", "CSCB":"长沙银行", "CSRCB":"常熟农村商业银行", "CZBANK":"浙商银行", "CZCB":"浙江稠州商业银行", "CZRCB":"常州农村信用联社", "DAQINGB":"龙江银行", "DLB":"大连银行", "DRCBCL":"东莞农村商业银行", "DYCB":"德阳商业银行", "DYCCB":"东营市商业银行", "DZBANK":"德州银行", "EGBANK":"恒丰银行", "FDB":"富滇银行", "FJHXBC":"福建海峡银行", "FJNX":"福建省农村信用社联合社", "FSCB":"抚顺银行", "FXCB":"阜新银行", "GCB":"广州银行", "GDB":"广东发展银行", "GDRCC":"广东省农村信用社联合社", "GLBANK":"桂林银行", "GRCB":"广州农商银行", "GSRCU":"甘肃省农村信用", "GXRCU":"广西省农村信用", "GYCB":"贵阳市商业银行", "GZB":"赣州银行", "GZRCU":"贵州省农村信用社", "H3CB":"内蒙古银行", "HANABANK":"韩亚银行", "HBC":"湖北银行", "HBHSBANK":"湖北银行黄石分行", "HBRCU":"河北省农村信用社", "HBYCBANK":"湖北银行宜昌分行", "HDBANK":"邯郸银行", "HKB":"汉口银行", "HKBEA":"东亚银行", "HNRCC":"湖南省农村信用社", "HNRCU":"河南省农村信用", "HRXJB":"华融湘江银行", "HSBANK":"徽商银行", "HSBK":"衡水银行", "HURCB":"湖北省农村信用社", "HXBANK":"华夏银行", "HZCB":"杭州银行", "HZCCB":"湖州市商业银行", "ICBC":"中国工商银行", "JHBANK":"金华银行", "JINCHB":"晋城银行JCBANK", "JJBANK":"九江银行", "JLBANK":"吉林银行", "JLRCU":"吉林农信", "JNBANK":"济宁银行", "JRCB":"江苏江阴农村商业银行", "JSB":"晋商银行", "JSBANK":"江苏银行", "JSRCU":"江苏省农村信用联合社", "JXBANK":"嘉兴银行", "JXRCU":"江西省农村信用", "JZBANK":"晋中市商业银行", "KLB":"昆仑银行", "KORLABANK":"库尔勒市商业银行", "KSRB":"昆山农村商业银行", "LANGFB":"廊坊银行", "LSBANK":"莱商银行", "LSBC":"临商银行", "LSCCB":"乐山市商业银行", "LYBANK":"洛阳银行", "LYCB":"辽阳市商业银行", "LZYH":"兰州银行", "MTBANK":"浙江民泰商业银行", "NBBANK":"宁波银行", "NBYZ":"鄞州银行", "NCB":"南昌银行", "NHB":"南海农村信用联社", "NHQS":"农信银清算中心", "NJCB":"南京银行", "NXBANK":"宁夏银行", "NXRCU":"宁夏黄河农村商业银行", "NYBANK":"广东南粤银行", "ORBANK":"鄂尔多斯银行", "PSBC":"中国邮政储蓄银行", "QDCCB":"青岛银行", "QLBANK":"齐鲁银行", "SCCB":"三门峡银行", "SCRCU":"四川省农村信用", "SDEB":"顺德农商银行", "SDRCU":"山东农信", "SHBANK":"上海银行", "SHRCB":"上海农村商业银行", "SJBANK":"盛京银行", "SPABANK":"平安银行", "SPDB":"上海浦东发展银行", "SRBANK":"上饶银行", "SRCB":"深圳农村商业银行", "SXCB":"绍兴银行", "SXRCCU":"陕西信合", "SZSBK":"石嘴山银行", "TACCB":"泰安市商业银行", "TCCB":"天津银行", "TCRCB":"江苏太仓农村商业银行", "TRCB":"天津农商银行", "TZCB":"台州银行", "URMQCCB":"乌鲁木齐市商业银行", "WHCCB":"威海市商业银行", "WHRCB":"武汉农村商业银行", "WJRCB":"吴江农商银行", "WRCB":"无锡农村商业银行", "WZCB":"温州银行", "XABANK":"西安银行", "XCYH":"许昌银行", "XJRCU":"新疆农村信用社", "XLBANK":"中山小榄村镇银行", "XMBANK":"厦门银行", "XTB":"邢台银行", "XXBANK":"新乡银行", "XYBANK":"信阳银行", "YBCCB":"宜宾市商业银行", "YDRCB":"尧都农商行", "YNRCC":"云南省农村信用社", "YQCCB":"阳泉银行", "YXCCB":"玉溪市商业银行", "ZBCB":"齐商银行", "ZGCCB":"自贡市商业银行", "ZJKCCB":"张家口市商业银行", "ZJNX":"浙江省农村信用社联合社", "ZJTLCB":"浙江泰隆商业银行", "ZRCBANK":"张家港农村商业银行", "ZYCBANK":"遵义市商业银行", "ZZBANK":"郑州银行"}