//計算工資納稅er

?

function payduty(taxable){

//入參taxable：應納稅所得額

??? var tax=0;

??? if(taxable<=3000){

??????? tax=taxable*0.03;

??? }else if(taxable > 3000 && taxable<=12000){

??????? tax=taxable? * 0.1 - 210;

??? }else if(taxable > 12000 && taxable <=25000){

??????? tax=taxable * 0.2 -1410;

??? }else if(taxable >25000 && taxable <=35000){

??????? tax=taxable * 0.25 -2660;

??? }else if(taxable >35000 && taxable <=55000){

??????? tax=taxable * 0.3 -4410;

??? }else if(taxable >55000 && taxable <=80000){

??????? tax=taxable * 0.35 -7160;

??? }else if(taxable >80000 ){

??????? tax=taxable * 0.45 -15160;

??? }

??? return tax;

}

//測試

console.log(payduty(28000))

?

總結

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