javascript/test_Module_Export.js at master · 6str/javascript · GitHub

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constNETWORKS_LOOKUP=newMap([
["1","Ethereum"],
["3","Ropsten"],
["4","Tinkeyby"],
["5","Goerli"],
["2a","Kovan"],
["42","Kovan"],
["137","Polygon"],
["31337","Hardhat"],
["80001","Mumbai"]
]);

constNETWORKS_LOOKUP_too=newMap([
["1","Ethereum"],
["3","Ropsten"],
["4","Tinkeyby"],
["5","Goerli"],
["2a","Kovan"],
["42","Kovan"],
["137","Polygon"],
["31337","Hardhat"],
["80001","Mumbai"]
]);

// two exports to demonstrate that it's module.export object that is exported and why
//destructuring is used/necessary with require, even if only exporting/requiring one object/var

module.exports={
NETWORKS_LOOKUP,
 NETWORKS_LOOKUP_too
}