0.1.56 • Published 4 months ago
dumutils v0.1.56
dumutils
some useless utils, with no* bugs! *may contain some bugs
Arrange Array
const fromObjArray = [
{ id: 'or000' },
{ id: 'or001' },
{ id: 'or002' },
{ id: 'or003' }
]
const toObjArray = [
{ id: 'nr002' },
{ id: 'or001' },
{ id: 'nr003' },
{ id: 'nr004' }
]
const compare = (oldObj: any, newObj: any) => {
return oldObj.id == newObj.id
}
const { add, remove } = arrangeObjArray(fromObjArray, toObjArray, compare)
// add: [ { id: 'nr002' }, { id: 'nr003' }, { id: 'nr004' } ]
// remove: [ { id: 'or000' }, { id: 'or002' }, { id: 'or003' } ]
Left Join Two Array
const leftArray = [
{ id: 'or000', date: '2022', name: 'name-000' },
{ id: 'or001', date: '2021', name: 'name-001' },
{ id: 'or002', date: '2020', name: 'name-002' },
{ id: 'or003', date: '2019', name: 'name-003' },
{ id: 'or004', date: '2018', name: 'name-003' }
]
const rightArray = [
{ id: 'nr002', date: '2022', desc: 'hello' },
{ id: 'or001', date: '2021', desc: 'bye' },
{ id: 'or001', date: '2020', desc: 'hello' },
{ id: 'or002', date: '2019', desc: 'bye' },
{ id: 'or004', date: '2018', desc: 'hello~~' },
{ id: 'or004', date: '2018', desc: 'byeworld~~' }
],
const results = leftJoin(
leftArray,
rightArray,
[
{ leftField: 'id', rightField: 'id' },
{ leftField: 'date', rightField: 'date' }
], // type IRelFields
true,
['id', 'desc']
)
// // results
[
{ id: 'or000', date: '2022', name: 'name-000', desc: null },
{ id: 'or001', date: '2021', name: 'name-001', desc: 'bye' },
{ id: 'or002', date: '2020', name: 'name-002', desc: null },
{ id: 'or003', date: '2019', name: 'name-003', desc: null },
{ id: 'or004', date: '2018', name: 'name-003', desc: 'hello~~' },
{ id: 'or004', date: '2018', name: 'name-003', desc: 'byeworld~~' }
]
Inner Join Two Array
innerJoin(array1, array2, [
{ leftField: 'id', rightField: 'id' },
{ leftField: 'date', rightField: 'date' }
])
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