buy-vs-rent
Version:
2 lines • 2.22 kB
JavaScript
!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.buyvsrent=t():e.buyvsrent=t()}(window,(function(){return function(e){var t={};function o(n){if(t[n])return t[n].exports;var r=t[n]={i:n,l:!1,exports:{}};return e[n].call(r.exports,r,r.exports,o),r.l=!0,r.exports}return o.m=e,o.c=t,o.d=function(e,t,n){o.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:n})},o.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},o.t=function(e,t){if(1&t&&(e=o(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var n=Object.create(null);if(o.r(n),Object.defineProperty(n,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var r in e)o.d(n,r,function(t){return e[t]}.bind(null,r));return n},o.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return o.d(t,"a",t),t},o.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},o.p="",o(o.s=0)}([function(e,t){var o=function(e){var t=e.loan,o=e.loanRate,n=e.months;return t*o*Math.pow(1+o,n)/(Math.pow(1+o,n)-1)};e.exports=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.loan,n=void 0===t?300:t,r=e.loanRate,i=void 0===r?.049:r,a=e.months,u=void 0===a?360:a,c=e.cash,f=void 0===c?100:c,d=e.cashRate,l=void 0===d?.04:d,p=e.rent,s=void 0===p?.4:p,v=e.rentRate,b=void 0===v?.1:v,y=e.inflationRate,x=void 0===y?.05:y,m=f+n;l/=12,b/=12;for(var h=o({loan:n,loanRate:i/=12,months:u}),j=0;j<u;j+=1)f=(f+h-s*(1+b))*(1+l);f=f.toFixed(2);var g=Math.pow(1+x,u/12).toFixed(2),w=(f/g).toFixed(2);return{housePrice:m,cash:f,inflation:g,power:w,msg:"".concat((u/12).toFixed(),'年后:<br>买房者获得当年总价"').concat(m,'万"的一套房子;租房者获得"').concat(f,'万"现金(购买力相当于当年的"').concat(w,'万");<br>当年买的房子需要涨至"').concat((f/m).toFixed(2),'倍"持平租房者现金流;<br>由于通货膨胀,物价已经是原来的"').concat(g,'倍"。')}}}])}));
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