//// [letDeclarations.ts] let l1; let l2: number; let l3, l4, l5 :string, l6; let l7 = false; let l8: number = 23; let l9 = 0, l10 :string = "", l11 = null; for(let l11 in {}) { } for(let l12 = 0; l12 < 9; l12++) { } //// [letDeclarations.js] let l1; let l2; let l3, l4, l5, l6; let l7 = false; let l8 = 23; let l9 = 0, l10 = "", l11 = null; for (let l11 in {}) { } for (let l12 = 0; l12 < 9; l12++) { } //// [letDeclarations.d.ts] declare let l1: any; declare let l2: number; declare let l3: any, l4: any, l5: string, l6: any; declare let l7: boolean; declare let l8: number; declare let l9: number, l10: string, l11: any;