loop over a array of object Angular

i want to loop over this array of object but i don’t know why is don’t enter to this loop , i try foreach too but nothing

Component.ts

  cvs:Cv[]=[];

  CandidatAllInformation:any =
  {
    NOM:'',
    PRENOM:'',
    DATE_NAISSANCE:'',
    TELEPHONE:'',
    EMAIL:'',
    DIPLOME:'',
    INSTITUT:'',
    ANNEE_SCOLAIRE:'',
    MENTION:'',
    SPÉCIALITÉ:'',
    TYPE_EXPERIENCE:'',
    DATE_DEBUT:'',
    ENTREPRISE:'',
    DEPARTEMENT_SERVICE:'',

  };

  constructor(public cvService: CvService,public candidatService: CandidatService,public userService: UserService,public centreInteretService:CentreInteretService,public experienceService:ExperienceService,public formationService:FormationService,public langueService:LangueService,public specialiteService:SpecialiteService) { }


  ngOnInit(): void {
    
    this.cvService.getCvs().then((res:any)=>{
      console.log(res);
      this.cvs=res.data;
      console.log(this.cvs)
    }).catch((err:any)=>{
      console.log(err);
    })
    this.Afficher();
  }

  Afficher(){

    for (let element of this.cvs) {
      console.log("gfgf")
      this.candidatService.getCandidat(element.IDCANDIDAT).then((res:any)=>{
        this.myCandidat=res.data;
      }).catch((err)=>{
        console.log(err);
      })

      this.formationService.getFormation(element.IDFORMATION).then((res:any)=>{
        this.myFormation=res.data;
      }).catch((err)=>{
        console.log(err);
      })

      this.specialiteService.getSpecialite(element.IDSPECIALITE).then((res:any)=>{
        this.mySpecialite=res.data;
      }).catch((err)=>{
        console.log(err);
      })

      this.experienceService.getExperience(element.IDEXPERIENCE).then((res:any)=>{
        this.myExperience=res.data;
      }).catch((err)=>{
        console.log(err);
      })


      this.CandidatAllInformation =
      {
        NOM:this.myCandidat.NOM,
        PRENOM:this.myCandidat.PRENOM,
        DATE_NAISSANCE:this.myCandidat.DATENAISSANCE,
        TELEPHONE:this.myCandidat.TELEPHONE,
        EMAIL:this.myCandidat.EMAIL,
        DIPLOME:this.myFormation.DIPLOME,
        INSTITUT:this.myFormation.INSTITUT,
        ANNEE_SCOLAIRE:this.myFormation.ANNEESCOLAIRE,
        MENTION:this.myFormation.MENTION,
        SPÉCIALITÉ:this.mySpecialite.INTITULE,
        TYPE_EXPERIENCE:this.myExperience.TYPE,
        DATE_DEBUT:this.myExperience.DATEDEBUT,
        ENTREPRISE:this.myExperience.ENTREPRISE,
        DEPARTEMENT_SERVICE:this.myExperience.DEPARTEMENTSERVICE
      };
      this.resultCandidat=this.CANDIDATS=[this.CANDIDATS , ...this.CandidatAllInformation];
      

    }
    console.log("result");
    console.log(this.resultCandidat);
    
  }

}