62 lines
1.5 KiB
Plaintext
62 lines
1.5 KiB
Plaintext
//加法
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function add(arg1: number, arg2: number) {
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var r1, r2, m, c;
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try {
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r1 = arg1.toString().split(".")[1].length;
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} catch (e) {
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r1 = 0;
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}
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try {
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r2 = arg2.toString().split(".")[1].length;
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} catch (e) {
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r2 = 0;
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}
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c = Math.abs(r1 - r2);
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m = Math.pow(10, Math.max(r1, r2));
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if (c > 0) {
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var cm = Math.pow(10, c);
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if (r1 > r2) {
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arg1 = Number(arg1.toString().replace(".", ""));
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arg2 = Number(arg2.toString().replace(".", "")) * cm;
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} else {
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arg1 = Number(arg1.toString().replace(".", "")) * cm;
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arg2 = Number(arg2.toString().replace(".", ""));
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}
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} else {
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arg1 = Number(arg1.toString().replace(".", ""));
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arg2 = Number(arg2.toString().replace(".", ""));
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}
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return (arg1 + arg2) / m;
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}
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//减法
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function sub(arg1: number, arg2: number) {
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var r1, r2, m, c;
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try {
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r1 = arg1.toString().split(".")[1].length;
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} catch (e) {
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r1 = 0;
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}
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try {
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r2 = arg2.toString().split(".")[1].length;
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} catch (e) {
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r2 = 0;
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}
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c = Math.abs(r1 - r2);
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m = Math.pow(10, Math.max(r1, r2));
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if (c > 0) {
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var cm = Math.pow(10, c);
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if (r1 > r2) {
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arg1 = Number(arg1.toString().replace(".", ""));
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arg2 = Number(arg2.toString().replace(".", "")) * cm;
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} else {
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arg1 = Number(arg1.toString().replace(".", "")) * cm;
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arg2 = Number(arg2.toString().replace(".", ""));
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}
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} else {
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arg1 = Number(arg1.toString().replace(".", ""));
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arg2 = Number(arg2.toString().replace(".", ""));
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}
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return (arg1 - arg2) / m;
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}
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export { add, sub };
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