Theo Ekelmans / Mbed 2 deprecated substring_demo

Simple substring demo using only the MBED default library

Dependencies:   mbed

main.cpp@0:97a47026da17, 2012-01-10 (annotated)

Committer:
ekelmans
Date:
Tue Jan 10 21:58:57 2012 +0000
Revision:
0:97a47026da17
V 1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ekelmans 0:97a47026da17 1 // Simple substring demo using only the default MBED library
ekelmans 0:97a47026da17 2 // Theo@Ekelmans.com (NL)
ekelmans 0:97a47026da17 3
ekelmans 0:97a47026da17 4 #include "mbed.h"
ekelmans 0:97a47026da17 5
ekelmans 0:97a47026da17 6 Serial usbUART ( USBTX, USBRX );
ekelmans 0:97a47026da17 7
ekelmans 0:97a47026da17 8 void substring(char *s,char *d,int pos,int len) {
ekelmans 0:97a47026da17 9 //usage: substring(Source,Destination,pos,len);
ekelmans 0:97a47026da17 10
ekelmans 0:97a47026da17 11 char *t;
ekelmans 0:97a47026da17 12
ekelmans 0:97a47026da17 13 s=s+(pos-1);
ekelmans 0:97a47026da17 14 t=s+len;
ekelmans 0:97a47026da17 15 while (s!=t) {
ekelmans 0:97a47026da17 16 *d=*s;
ekelmans 0:97a47026da17 17 s++;
ekelmans 0:97a47026da17 18 d++;
ekelmans 0:97a47026da17 19 }
ekelmans 0:97a47026da17 20 *d='\0';
ekelmans 0:97a47026da17 21 }
ekelmans 0:97a47026da17 22
ekelmans 0:97a47026da17 23
ekelmans 0:97a47026da17 24 int main() {
ekelmans 0:97a47026da17 25 usbUART.baud(115200);
ekelmans 0:97a47026da17 26 usbUART.printf("%c", 12);
ekelmans 0:97a47026da17 27
ekelmans 0:97a47026da17 28 char Source[50]="working with strings is fun 0123456789 9876543210";
ekelmans 0:97a47026da17 29 char Destination[50];
ekelmans 0:97a47026da17 30 int pos,len;
ekelmans 0:97a47026da17 31
ekelmans 0:97a47026da17 32 usbUART.printf("----------------------------------------------------------\r\n");
ekelmans 0:97a47026da17 33 usbUART.printf(" substring demo \r\n");
ekelmans 0:97a47026da17 34 usbUART.printf("----------------------------------------------------------\r\n");
ekelmans 0:97a47026da17 35 usbUART.printf("source: %s\r\n", Source);
ekelmans 0:97a47026da17 36 usbUART.printf("----------------------------------------------------------\r\n");
ekelmans 0:97a47026da17 37 printf("input the start position, tap enter, input length, tap enter ");
ekelmans 0:97a47026da17 38 scanf("%d%d",&pos,&len);
ekelmans 0:97a47026da17 39 printf("\n\n");
ekelmans 0:97a47026da17 40
ekelmans 0:97a47026da17 41 substring(Source,Destination,pos,len);
ekelmans 0:97a47026da17 42
ekelmans 0:97a47026da17 43 printf("s= %s\n\r", Source);
ekelmans 0:97a47026da17 44 printf("d= %s\n\r", Destination);
ekelmans 0:97a47026da17 45
ekelmans 0:97a47026da17 46 }