29 lines
538 B
C++
29 lines
538 B
C++
#include"MenuUtils.h"
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void checkOptInput(int& opt, int low, int high) {
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printf(">>>请输入选项(%d-%d)：", low, high);
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while (!(cin >> opt) || (opt < low) || (opt > high)) {
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cout << "输入选项错误！请重新输入：";
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cin.clear();
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while (cin.get() != '\n');
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}
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}
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string doubleToString(double num) {
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char* buf;
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int dec, sign;
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buf = _fcvt(num, 2, &dec, &sign);
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string str;
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if (sign) str += "-";
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int i;
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for (i = 0; i < dec; i++) {
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str += buf[i];
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}
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str += ".";
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for (; i < strlen(buf); i++) {
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str += buf[i];
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}
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return str;
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} |