vue列表合计计算 :summary-method
:summary-method="summaryMethod"summaryMethod({ columns, data }) {const sums = [];if (columns.length > 0) {columns.forEach((column, index) => {if ([6].includes(index)) {sums[index] = "合计";..
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:summary-method="summaryMethod"
summaryMethod({ columns, data }) {
const sums = [];
if (columns.length > 0) {
columns.forEach((column, index) => {
if ([6].includes(index)) {
sums[index] = "合计";
} else if (
[
"shopCode",
"mainContractCode",
"instrumentNo",
"category",
"type",
"ratio",
].includes(column.property)
) {
//过滤某些字段不参与计算
sums[index] = "-";
} else {
let values = data.map((item) => Number(item[column.property]));
if (!values.every((value) => isNaN(value))) {
sums[index] = values.reduce((prev, curr) => {
const value = Number(curr);
if (!isNaN(value)) {
let num = Number(prev) + Number(curr);
return num.toFixed(2);
} else {
return Number(prev).toFixed(2);
}
}, 0.0);
}
}
});
}
return sums;
},
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