php计算税后工资的方法

本文实例讲述了php计算税后工资的方法。分享给大家供大家参考。具体如下：

税前 税后

5000 3985

8000 6215

11000 8295

14000 10215

17000 12080

20000 13880

23000 15680

26000 17480

29000 19280

32000 21080

35000 22880

38000 24680

41000 26480

44000 28280

47000 30080

50000 31805

<?php

function after_sleep($salary,$housefund_ratio=0.1,$person_insurance_ratio=.08,$medical_insurance_ratio=.04)

{

$base = 3500;

$housefund = $salary * $housefund_ratio; //.10 .8

$person_insurance = $salary * $person_insurance_ratio;

$medical_insurance = $salary * $medical_insurance_ratio;

$insurance=($housefund + $person_insurance +$medical_insurance);

if ($salary - $insurance < $base ){

return $salary - $insurance;

}

$taxable_income= ($salary - $insurance -$base );

if ($taxable_income <=1500 ){

$ratio = .03;

$deduct = 0;

}else if ($taxable_income > 1500 && $taxable_income <=4500) {

$ratio = .1;

$deduct = 105;

}else if ($taxable_income > 4500 && $taxable_income <=9000) {

$ratio = .2;

$deduct = 555;

} else if ($taxable_income > 9000 && $taxable_income <= 35000) {

$ratio = .25;

$deduct = 1005;

} else if ($taxable_income > 35000 && $taxable_income <= 55000) {

$ratio = .3;

$deduct = 2755;

}

$tax = $taxable_income * $ratio-$deduct;

$money = $salary -$insurance-$tax;

return $money;

}

echo "税前t税后n";

for ($i=5000;$i<=50000;$i+=3000)

echo $i,"t",after_sleep($i,.08),"n";

希望本文所述对大家的php程序设计有所帮助。