capitalAmount(amount: any) {
// 漢字的數字
const cnNums = ["零", "壹", "貳", "叄", "肆", "伍", "陸", "柒", "捌", "玖"];
// 基本單位
const cnIntRadice = ["", "拾", "佰", "仟"];
// 對應整數部分擴展單位
const cnIntUnits = ["", "萬", "億", "兆"];
// 對應小數部分單位
const cnDecUnits = ["角", "分", "毫", "厘"];
// 整數金額時后面跟的字符
const cnInteger = "整";
// 整型完以后的單位
const cnIntLast = "元";
// 最大處理的數字
const maxNum = 9999999999999999.99;
// 金額整數部分
let integerNum;
// 金額小數部分
let decimalNum;
// 輸出的中文金額字符串
let chineseStr = "";
// 分離金額后用的數組，預定義
let parts;
if (amount === "") { return ""; }
amount = parseFloat(amount);
if (amount >= maxNum) {
// 超出最大處理數字
return "";
}
if (amount === 0) {
chineseStr = cnNums[0] + cnIntLast + cnInteger;
return chineseStr;
}
// 轉換為字符串
amount = amount.toString();
if (amount.indexOf(".") === -1) {
integerNum = amount;
decimalNum = "";
} else {
parts = amount.split(".");
integerNum = parts[0];
decimalNum = parts[1].substr(0, 4);
}
// 獲取整型部分轉換
if (parseInt(integerNum, 10) > 0) {
let zeroCount = 0;
const IntLen = integerNum.length;
for (let i = 0; i < IntLen; i++) {
const n = integerNum.substr(i, 1);
const p = IntLen - i - 1;
const q = p / 4;
const m = p % 4;
if (n === "0") {
zeroCount++;
} else {
if (zeroCount > 0) {
chineseStr += cnNums[0];
}
// 歸零
zeroCount = 0;
chineseStr += cnNums[parseInt(n, 2)] + cnIntRadice[m];
}
if (m === 0 && zeroCount < 4) {
chineseStr += cnIntUnits[q];
}
}
chineseStr += cnIntLast;
}
// 小數部分
if (decimalNum !== "") {
const decLen = decimalNum.length;
for (let i = 0; i < decLen; i++) {
const n = decimalNum.substr(i, 1);
if (n !== "0") {
chineseStr += cnNums[Number(n)] + cnDecUnits[i];
}
}
}
if (chineseStr === "") {
chineseStr += cnNums[0] + cnIntLast + cnInteger;
} else if (decimalNum === "") {
chineseStr += cnInteger;
}
return chineseStr;
},