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PROGRAMSKI JEZICI 2

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Smalltalk<br />

• Smalltalk-80 verzija iz 1980.<br />

– Program se sastoji od poruka čija sintaksa odgovara<br />

uprošćenom engleskom jeziku<br />

– Na objekte se deluje porukama koje prestavljaju pozive metoda.<br />

– Dinamička implementacija, kasno povezivanje.<br />

krug := Circle new;<br />

krug center: x @ y radius:r;<br />

vert := Line new; vert start: x @ (y-r);<br />

vert end: x @ (y+r);<br />

hori := Line new; hori start: (x-r) @ y;<br />

hori end: (x+r) @ y;<br />

ckrug display; vert display; hori<br />

display;

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