es.symbol.is-concat-spreadable.js 238 B

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  1. var defineWellKnownSymbol = require('../internals/define-well-known-symbol');
  2. // `Symbol.isConcatSpreadable` well-known symbol
  3. // https://tc39.github.io/ecma262/#sec-symbol.isconcatspreadable
  4. defineWellKnownSymbol('isConcatSpreadable');