ree-1.8.7-2010.02 :003 > (10015.8*100.0).to_i => 1001579 ree-1.8.7-2010.02 :004 > 10015.8*100.0 => 1001580.0 ree-1.8.7-2010.02 :005 > 1001580.0.to_i => 1001580
红宝石1.8.7产生相同的.有谁知道如何根除这种异端邪说？=)
ruby floating-accuracy
floating-accuracy ×1
ruby ×1