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<html><body><pre><script>
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function calc_surface_carre(c) {
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return c*c;
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}
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function calc_surface_rond(r) {
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return r*r*Math.PI;
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}
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function calculer_surface(dim, type="carre") {
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var resultat = 0;
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if(type == "rond") {
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resultat = calc_surface_rond(dim[0]);
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}
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else if(type == "carre") {
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resultat = calc_surface_carre(dim[0]);
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}
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else {
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document.write(" je ne sais pas faire un " + type);
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}
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return(resultat);
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}
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document.write("calculer la surface d'un carré de côté 5 \n");
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document.write(calculer_surface([5]));
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document.write("\ncalculer la surface d'un rond de rayon 5 \n");
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document.write(calculer_surface([5],"rond"));
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document.write("\ncalculer la surface d'un rectangle de 3*4 \n");
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document.write(calculer_surface([3,4],"rectangle"));
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document.write("calculer la surface d'un carré de côté 5 \n");
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document.write(calculer_surface([5]));
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console.log(resultat);
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</script></pre><body></html>
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