const { NIL: NIL_UUID, MAX: MAX_UUID, parse: uuidParse, stringify: uuidStringify, v1: uuidv1, v1ToV6: uuidv1ToV6, v3: uuidv3, v4: uuidv4, v5: uuidv5, v6: uuidv6, v6ToV1: uuidv6ToV1, v7: uuidv7, validate: uuidValidate, version: uuidVersion, } = require('uuid'); const uuid = require('uuid'); const pkg = require('uuid/package.json'); console.log('uuidv1()', uuidv1()); console.log('uuidv4()', uuidv4()); console.log('uuidv7()', uuidv7()); // ... using predefined DNS namespace (for domain names) console.log('uuidv3() DNS', uuidv3('hello.example.com', uuidv3.DNS)); // ... using predefined URL namespace (for, well, URLs) console.log('uuidv3() URL', uuidv3('http://example.com/hello', uuidv3.URL)); // ... using a custom namespace // // Note: Custom namespaces should be a UUID string specific to your application! // E.g. the one here was generated using this modules `uuid` CLI. const MY_NAMESPACE = '55238d15-c926-4598-b49d-cf4e913ba13c'; console.log('uuidv3() MY_NAMESPACE', uuidv3('Hello, World!', MY_NAMESPACE)); // ... using predefined DNS namespace (for domain names) console.log('uuidv5() DNS', uuidv5('hello.example.com', uuidv5.DNS)); // ... using predefined URL namespace (for, well, URLs) console.log('uuidv5() URL', uuidv5('http://example.com/hello', uuidv5.URL)); // ... using a custom namespace // // Note: Custom namespaces should be a UUID string specific to your application! // E.g. the one here was generated using this modules `uuid` CLI. // const MY_NAMESPACE = '1b671a64-40d5-491e-99b0-da01ff1f3341'; console.log('uuidv5() MY_NAMESPACE', uuidv5('Hello, World!', MY_NAMESPACE)); console.log('uuidv6()', uuidv6()); // v6 <-> v1 conversion const V1_ID = 'f1207660-21d2-11ef-8c4f-419efbd44d48'; const V6_ID = '1ef21d2f-1207-6660-8c4f-419efbd44d48'; console.log('uuidv1ToV6()', uuidv1ToV6(V1_ID)); console.log('uuidv6ToV1()', uuidv6ToV1(V6_ID)); // Utility functions console.log('NIL_UUID', NIL_UUID); console.log('MAX_UUID', MAX_UUID); console.log('uuidParse()', uuidParse(MY_NAMESPACE)); console.log('uuidStringify()', uuidStringify(uuidParse(MY_NAMESPACE))); console.log('uuidValidate()', uuidValidate(MY_NAMESPACE)); console.log('uuidVersion()', uuidVersion(MY_NAMESPACE)); console.log('Same with default export'); console.log('uuid.v1()', uuid.v1()); console.log('uuid.v4()', uuid.v4()); console.log('uuid.v7()', uuid.v7()); console.log('uuid.v3() DNS', uuid.v3('hello.example.com', uuid.v3.DNS)); console.log('uuid.v3() URL', uuid.v3('http://example.com/hello', uuid.v3.URL)); console.log('uuid.v3() MY_NAMESPACE', uuid.v3('Hello, World!', MY_NAMESPACE)); console.log('uuid.v5() DNS', uuid.v5('hello.example.com', uuid.v5.DNS)); console.log('uuid.v5() URL', uuid.v5('http://example.com/hello', uuid.v5.URL)); console.log('uuid.v5() MY_NAMESPACE', uuid.v5('Hello, World!', MY_NAMESPACE)); console.log('uuid.v6()', uuid.v6()); console.log('uuid.v1ToV6()', uuid.v1ToV6(V1_ID)); console.log('uuid.v6ToV1()', uuid.v6ToV1(V6_ID)); console.log('uuid.NIL', uuid.NIL); console.log('uuid.MAX', uuid.MAX); console.log('uuid.parse()', uuid.parse(MY_NAMESPACE)); console.log('uuid.stringify()', uuid.stringify(uuid.parse(MY_NAMESPACE))); console.log('uuid.validate()', uuid.validate(MY_NAMESPACE)); console.log('uuid.version()', uuid.version(MY_NAMESPACE)); // Some tools like react-native need to introspect the package.json file console.log('pkg.name', pkg.name);