本文实例为大家分享了C语言实现电子时钟程序的具体代码，供大家参考，具体内容如下

Qt 里面运行

#include<windows.h> #include <stdio.h> #include <stdlib.h> #include <conio.h> #include <time.h> typedef struct{ int x; int y;}Point;time_t now;struct tm *pt, t1, t2;int printpoint(Point p){ Point p1; p1.x = p.x + 2; p1.y = p.y + 4; gotoxy(p1.x, p1.y); printf("%c%c", 2, 2); gotoxy(p1.x, p1.y + 1); printf("%c%c", 2, 2); p1.y += 4; gotoxy(p1.x, p1.y); printf("%c%c", 2, 2); gotoxy(p1.x, p1.y + 1); printf("%c%c", 2, 2); return 0;}int print0(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0 || i == 12) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else printf("%c%4s%c", 2, " ", 2); } return 0;}int print1(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); printf("%5s%c", " ", 2); } return 0;}int print2(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0 || i == 6 || i == 12) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else if (i>0 && i<6) printf("%5s%c", " ", 2); else printf("%c", 2); } return 0;}int print3(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0 || i == 6 || i == 12) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else printf("%5s%c", " ", 2); } return 0;}int print4(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i<6) printf("%c%4s%c", 2, " ", 2); else if (i == 6) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else printf("%5s%c", " ", 2); } return 0;}int print5(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0 || i == 6 || i == 12) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else if (i>0 && i<6) printf("%c", 2); else printf("%5s%c", " ", 2); } return 0;}int print6(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0 || i == 6 || i == 12) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else if (i>0 && i<6) printf("%c", 2); else printf("%c%4s%c", 2, " ", 2); } return 0;}int print7(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else printf("%5s%c", " ", 2); } return 0;}int print8(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0 || i == 6 || i == 12) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else printf("%c%4s%c", 2, " ", 2); } return 0;}int print9(Point p){ int i = 0; for (; i<13; i++) { gotoxy(p.x + 1, p.y + i); if (i == 0 || i == 6 || i == 12) printf("%c%c%c%c%c%c", 2, 2, 2, 2, 2, 2); else if (i>0 && i<6) printf("%c%4s%c", 2, " ", 2); else printf("%5s%c", " ", 2); } return 0;}int clear(Point p){ int i = 0; for (; i<13; i++) gotoxy(p.x, p.y + i); printf("%16s", " "); return 0;}int printtime(Point p, int n){ int a, b; Point pp; a = n / 10, b = n % 10; pp.x = p.x + 8, pp.y = p.y; switch (a) { case 0: print0(p); break; case 1: print1(p); break; case 2: print2(p); break; case 3: print3(p); break; case 4: print4(p); break; case 5: print5(p); break; } switch (b) { case 0: print0(pp); break; case 1: print1(pp); break; case 2: print2(pp); break; case 3: print3(pp); break; case 4: print4(pp); break; case 5: print5(pp); break; case 6: print6(pp); break; case 7: print7(pp); break; case 8: print8(pp); break; case 9: print9(pp); break; } return 0;}int main(){ Point phour, pmin, psec, point1, point2; phour.x = 9, pmin.x = 32, psec.x = 55; phour.y = pmin.y = psec.y = 7; point1.x = 25, point2.x = 49; point1.y = point2.y = 7; clrscr(); textbackground(YELLOW); textcolor(RED); now = time(0); pt = localtime(&now); t1 = *pt; printtime(phour, t1.tm_hour); printpoint(point1); printtime(pmin, t1.tm_min); printpoint(point2); printtime(psec, t1.tm_sec); while (1) { now = time(0); pt = localtime(&now); t2 = *pt; if (t2.tm_sec != t1.tm_sec) { t1 = t2; clrscr(); printtime(phour, t1.tm_hour); printpoint(point1); printtime(pmin, t1.tm_min); printpoint(point2); printtime(psec, t1.tm_sec); } if (bioskey(1) == 0) continue; else exit(0); } return 0;}

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