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marciojrtorres/javascript_tipagem_dinamica_armadilha.js

Created August 5, 2013 20:39
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A tipagem dinâmica embora mais comoda traz algumas armadilhas
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javascript_tipagem_dinamica_armadilha.js
function dobro(n) {
return n * 2;
}
document.write(dobro(2)); // ok, imprime 4
document.write(dobro("t")); // opa! "t" * 2? o que será impresso?
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