searchValueAll

Finds keys with given value.

Alternatives: searchValue, searchValueAll.
Similar: search, searchValue.

function searchValueAll(x, v, fc, fm)
// x:  entries
// v:  search value
// fc: compare function (a, b)
// fm: map function (v, k, x)

const entries = require('extra-entries');

var x = [["a", 1], ["b", -2], ["c", 3], ["d", 2], ["e", 5]];
[...entries.searchValueAll(x, 2)];
// → [ "d" ]                                ^

[...entries.searchValueAll(x, 2, (a, b) => Math.abs(a) - Math.abs(b))];
// → [ "b", "d" ]      ^                    ^

[...entries.searchValueAll(x, 2, null, v => Math.abs(v))];
// → [ "b", "d" ]      ^                    ^

References

• List-Extra.elemIndices: elm
• iterable-binsearch: @krisselden
• binarysearch: @soldair