[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2022-07-27 UTC."],[],[],null,["- [firebase](/docs/reference/node/firebase).\n- [auth](/docs/reference/node/firebase.auth).\n- PhoneMultiFactorGenerator \nThe class used to initialize [firebase.auth.PhoneMultiFactorAssertion](/docs/reference/node/firebase.auth.phonemultifactorassertion).\n\nIndex\n\nConstructors\n\n- [constructor](/docs/reference/node/firebase.auth.phonemultifactorgenerator#constructor)\n\nProperties\n\n- [FACTOR_ID](/docs/reference/node/firebase.auth.phonemultifactorgenerator#factor_id)\n\nMethods\n\n- [assertion](/docs/reference/node/firebase.auth.phonemultifactorgenerator#assertion)\n\nConstructors\n\nPrivate constructor\n\n- new PhoneMultiFactorGenerator ( ) : [PhoneMultiFactorGenerator](/docs/reference/node/firebase.auth.phonemultifactorgenerator)\n-\n\n Returns [PhoneMultiFactorGenerator](/docs/reference/node/firebase.auth.phonemultifactorgenerator)\n\nProperties\n\nStatic FACTOR_ID \nFACTOR_ID: string \nThe identifier of the phone second factor: `phone`.\n\nMethods\n\nStatic assertion\n\n- assertion ( phoneAuthCredential : [PhoneAuthCredential](/docs/reference/node/firebase.auth.phoneauthcredential) ) : [PhoneMultiFactorAssertion](/docs/reference/node/firebase.auth.phonemultifactorassertion)\n- Initializes the [firebase.auth.PhoneMultiFactorAssertion](/docs/reference/node/firebase.auth.phonemultifactorassertion) to confirm ownership\n of the phone second factor.\n\n Parameters\n -\n\n phoneAuthCredential: [PhoneAuthCredential](/docs/reference/node/firebase.auth.phoneauthcredential)\n\nReturns [PhoneMultiFactorAssertion](/docs/reference/node/firebase.auth.phonemultifactorassertion)"]]
The class used to initialize firebase.auth.PhoneMultiFactorAssertion.