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parseInt("",16) parseInt("",8) parseInt("",2)
a= , a.toString(16) a.toString(8) a.toString(2) a.toString(32)
function decToHex(num) { var newNum = num.toString(16); if(num<16){ return "000"+newNum; } if(num<255){ return "00"+newNum; } if(num<4095){ return "0"+newNum; } if(num<65535){ return newNum; }else { alert("错误"); } }
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