object-findindex
v0.1.4
Published
Get index of first value in object that satisfies the test, like Array.findIndex().
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object-findindex
NOTE: object-findindex was renamed to @extra-object/find-key.
Get index of first value in object that satisfies the test, like Array.findIndex().
const findIndex = require('object-findindex');
// findIndex(<object>, <test function>, [this])
findIndex({tesla: 'semi-truck', spacex: 'falcon 9'}, (v) => v.startsWith('falcon'));
// 'spacex'
findIndex({spacex: 'falcon 9', blueorigin: 'new shepard'}, (v, k) => k.indexOf('new')<0);
// 'spacex'
findIndex({pa1: 'LHC', pa2: 'KEKB', pa3: 'RHIC', pa4: 'Tevatron'}, (v, k, obj) => k==='pa'+Object.keys(obj).length);
// 'pa4'