/**
 * 鍔犳硶杩愮畻锛岄伩鍏嶆暟鎹浉鍔犲皬鏁扮偣鍚庝骇鐢熷浣嶆暟鍜岃绠楃簿搴︽崯澶便€
 * 
 * @param num1鍔犳暟1 | num2鍔犳暟2
 */
function numAdd(num1, num2) {
	var baseNum, baseNum1, baseNum2;
	try {
		baseNum1 = num1.toString().split(".")[1].length;
	} catch (e) {
		baseNum1 = 0;
	}
	try {
		baseNum2 = num2.toString().split(".")[1].length;
	} catch (e) {
		baseNum2 = 0;
	}
	baseNum = Math.pow(10, Math.max(baseNum1, baseNum2));
	return (num1 * baseNum + num2 * baseNum) / baseNum;
};
/**
 * 鍔犳硶杩愮畻锛岄伩鍏嶆暟鎹浉鍑忓皬鏁扮偣鍚庝骇鐢熷浣嶆暟鍜岃绠楃簿搴︽崯澶便€
 * 
 * @param num1琚噺鏁  |  num2鍑忔暟
 */
function numSub(num1, num2) {
	var baseNum, baseNum1, baseNum2;
	var precision;// 绮惧害
	try {
		baseNum1 = num1.toString().split(".")[1].length;
	} catch (e) {
		baseNum1 = 0;
	}
	try {
		baseNum2 = num2.toString().split(".")[1].length;
	} catch (e) {
		baseNum2 = 0;
	}
	baseNum = Math.pow(10, Math.max(baseNum1, baseNum2));
	precision = (baseNum1 >= baseNum2) ? baseNum1 : baseNum2;
	return ((num1 * baseNum - num2 * baseNum) / baseNum).toFixed(precision);
};
/**
 * 涔樻硶杩愮畻锛岄伩鍏嶆暟鎹浉涔樺皬鏁扮偣鍚庝骇鐢熷浣嶆暟鍜岃绠楃簿搴︽崯澶便€
 * 
 * @param num1琚箻鏁 | num2涔樻暟
 */
function numMulti(num1, num2) {
	var baseNum = 0;
	try {
		baseNum += num1.toString().split(".")[1].length;
	} catch (e) {
	}
	try {
		baseNum += num2.toString().split(".")[1].length;
	} catch (e) {
	}
	return Number(num1.toString().replace(".", "")) * Number(num2.toString().replace(".", "")) / Math.pow(10, baseNum);
};
/**
 * 闄ゆ硶杩愮畻锛岄伩鍏嶆暟鎹浉闄ゅ皬鏁扮偣鍚庝骇鐢熷浣嶆暟鍜岃绠楃簿搴︽崯澶便€
 * 
 * @param num1琚櫎鏁 | num2闄ゆ暟
 */
function numDiv(num1, num2) {
	var baseNum1 = 0, baseNum2 = 0;
	var baseNum3, baseNum4;
	try {
		baseNum1 = num1.toString().split(".")[1].length;
	} catch (e) {
		baseNum1 = 0;
	}
	try {
		baseNum2 = num2.toString().split(".")[1].length;
	} catch (e) {
		baseNum2 = 0;
	}
	with (Math) {
		baseNum3 = Number(num1.toString().replace(".", ""));
		baseNum4 = Number(num2.toString().replace(".", ""));
		return (baseNum3 / baseNum4) * pow(10, baseNum2 - baseNum1);
	}
};