String append: Difference between revisions

Content added Content deleted

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@@ Line 60: / Line 60: @@
 int main()
 {
-    char str[100]="Good Morning";
+    char str[24]="Good Morning";
     char *cstr=" to all";
     char *cstr2=" !!!";
     int x=0;
     //failure when space allocated to str is insufficient.
-    /* 1st method*/
-    strcat(str,cstr);
+    if(sizeof(str)>strlen(str)+strlen(cstr)+strlen(cstr2))
-    /*2nd method*/
-    x=strlen(str);
+            {
+                /* 1st method*/
-    sprintf(&str[x],"%s",cstr2);
+                strcat(str,cstr);
+                /*2nd method*/
-    printf("%s\n",str);
+                x=strlen(str);
+                sprintf(&str[x],"%s",cstr2);
+                printf("%s\n",str);
+            }
     return 0;
 }</lang>