function testArea(typeid) { switch(true){ case(typeid==60||(typeid>=68&&typeid<=73)): ta=60;break; case(typeid==61||(typeid>=74&&typeid<=81)): ta=73;break; case(typeid==62||(typeid>=82&&typeid<=86)): ta=37;break; case(typeid==63||(typeid>=88&&typeid<=97)): ta=39;break; case(typeid==64||(typeid>=98&&typeid<=104)): ta=41;break; case(typeid==65||(typeid>=105&&typeid<=109)): ta=43;break; case(typeid==66||(typeid>109&&typeid<117)): ta=45;break; case(true): ta=46;break; } return ta; } console.log(testArea(60)); console.log(testArea(61)); console.log(testArea(62)); console.log(testArea(63)); console.log(testArea(64)); console.log(testArea(65)); console.log(testArea(66)); console.log(testArea(80));