howto:misc:czu:smalltalk
Smalltalk / Daskalos
"Note that variables begining with uppercase letter will be moved into the workspace pool." o1 := Osoba new. o1 jmeno: 'Karel'; prijmeni: 'Vcelka'; datumNarozeni: '3 3 2010' asDate. f1 := Firma new. f1 jmeno: 'NecoStav'; ico: 4564546. a1:=Auto new. a1 znacka: 'BMW'. a1 model: 'M3'; rokVyroby: 2000; vlastnik: o1. n1:= Nakladak new. n1 znacka: 'Tatra'; rokVyroby: 1995; vlastnik: f1. Auta := Set new. Auta add: a1; add: n1. Osoby := Set new. Osoby add: o1.
Auta select: [:s | s rokVyroby > 1998 ] Auta select: [:s | s vlastnik jmeno = 'Karel']
vek "ziskej vek" ^ Date today year - datumNarozeni year
Ucty select: [:a | a mena = 'EUR'] Ucty select: [:a | a majitel jmeno = 'Pavel'] Ucty select: [:a | a mena = 'EUR' & a majitel jmeno = 'Karel'] (Ucty select: [:a | a mena = 'EUR']) select: [:b | b majitel jmeno = 'Karel'] ((Ucty select: [:a | a mena = 'EUR']) select: [:b | b majitel jmeno = 'Karel']) collect: [:c | c majitel bydliste] (((Ucty select: [:a | a mena = 'EUR']) select: [:b | b majitel jmeno = 'Karel']) collect: [:c | c majitel bydliste]) project: #mesto Ucty collect: [:u | u majitel] Klienti project: #jmeno with: #prijmeni
howto/misc/czu/smalltalk.txt · Poslední úprava: 2016/03/14 22:26 autor: 127.0.0.1