DC项目：localStorage保存 本地保存浏览器

var columnId = self.currentTable.ListColumn.filter(function (item, index) {
    return index < 8
}).map(function (column) {
    return column.Id
});

window.localStorage.setItem/*设置*/('show-column-id', columnId);
var getValue = window.localStorage/*获取*/.getItem('show-column-id');
console.log(getValue);  /*打印结果*/

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var showColumnId = []/*定义一个空数组*/
self.currentTable.ListColumn./*筛选数据*/forEach(function (item, index) {

    if (index < 8) {/*筛选条件*/
        showColumnId.push(item.Id)/*把筛选结果push到定义的空数组里面*/

    }
})
window.localStorage.setItem('show-column-id', showColumnId);
var getValue = window.localStorage.getItem('show-column-id');
console.log(getValue)