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| export default { data () { return { tableData: [{ code: 440105, name: '海珠区', parent: { code: 4401, name: '广州市', }, }, { code: 440106, name: '天河区', parent: { code: 4401, name: '广州市', }, }, { code: 440303, name: '罗湖区', parent: { code: 4403, name: '深圳市', }, }, { code: 440304, name: '福田区', parent: { code: 4403, name: '深圳市', }, }, { code: 440305, name: '南山区', parent: { code: 4403, name: '深圳市', }, }], } }, methods: { handleSpanMethod ({ row, column, rowIndex, columnIndex }) { if (columnIndex === 2) { if(rowIndex && this.tableData[rowIndex - 1].parent.code === row.parent.code) { return [0, 0]; }
const len = this.tableData.filter(item => item.parent.code === row.parent.code).length; return [len, 1]; } }, } }
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