Difference between revisions of "General/Strings"

task main()
{
  string srce = "ROBOTC"; // create source variable 'srce' and set it to "ROBOTC"
  string dest;            // create destination variable 'dest'
 
  wait1Msec(1000);        // wait 1 second
 
  sprintf(dest, srce);    // write to 'dest', the contents of 'srce' (dest <- "ROBOTC)
 
  while(true);            // infinite loop (so we can watch the debbugger)
}

string str1 = "ROBOT";       // string 'str1' is "ROBOT"
string str2 = "C";           // string 'str2' is "C"
 
strcat(str1, str2);          // concatinate string 'str2' onto string 'str1'
 
while(true);  // infinite loop (to keep debugger running)

string str1 = "Fett";                       // string 'str1' is "Fett"
string str2 = "Fett";                       // string 'str2' is "Fett"
 
if(strcmp(str1, str2) < 0)                    // if 'str1' < 'str2':
{
  // 'str1' is < 'str2'
}
else if(strcmp(str1, str2) > 0)               // if 'str1' > 'str2':
{ 
  // 'str1' is > 'str2'
}
else                                          // if 'str1' == 'str2':
{
  // 'str1' is = 'str2'
}

string str1 = "";            // 'str1' is "" (empty)
string str2 = "DNA";         // string 'str2' is "DNA"
 
strcpy(str1, str2);          // copy string 'str2' onto string 'str1'
 
while(true);  // infinite loop (to keep debugger running)

string str = "mesGARBAGEsage";        // String 'str' is "mesGARBAGEsage".
 
StringDelete(str, 3, 7);              // Delete from index 3 to the 7th char after that.
                                      /* Confusing because 3 = index 3, not char 3.  Since indexing */
                                      /* starts with 0, index 3 is the 4th character.               */
 
while(true);  // infinite loop (to keep debugger running)

string str = "mesHIDDENsage";                     // String 'str' is "mesGARBAGEsage".
int index_of_substr;                              // Int, 'index_of_substr' to be used by "StringFind()".
 
index_of_substr = StringFind(str_msg, "HIDDEN");  /* Search for the substring, "HIDDEN" */
                                                  /* withing the string, 'str'.         */
 
while(true);  // infinite loop (to keep debugger running)

string str = "";                  // Create String, 'str' and initialize it as 'empty'.
float num = 3.14159;              // Create float, 'num' and initialize it as first 6 digits of pi.
 
StringFormat(str, "%1.2f", num);  /* Format num into a float to 2 decimal places, then send it to
                                     the string, 'str'.                                          */
while(true);  // infinite loop (to keep debugger running)

char test[10];    // create an array of chars of size 10 named 'test'
string str = "";  // create an empty string named 'str'
 
test[0] = 'R';
test[1] = 'O';
test[2] = 'B';
test[3] = 'O';
test[4] = 'T';
test[5] = 'C';
test[6] = (char)0;  // index 6 is character value zero
test[7] = 'X';      /* these characters               */
test[8] = 'X';      /* never get copied               */
test[9] = 'X';      /* since they are after the zero  */
 
StringFromChars(str, test);  // copy chars from 'test' to 'str'
 
while(true);  // infinite loop (to keep debugger running)
}

string str1 = "ROBOT";             // String 'str1' is "ROBOT".
string str2 = "C!";                // String 'str2' is "C!".
 
int copy_length = 1;               // Int 'copy_length' is set to 1.
 
strncat(str1, str2, copy_length);  /* Concatinate 'copy_length' amount of characters 
                                      from string 'str2' onto string 'str1'.         */
 
while(true);  // infinite loop (to keep debugger running)

string str1 = "Fett";                       // String 'str1' is "Fett".
string str2 = "Fetts";                      // String 'str2' is "Fetts".
 
int cmp_chars = 4;                          /* Int 'cmp_chars' is the amount of chars 
                                               to compare in "strncmp()".  Here we will 
                                               compare the first 4 chars of each string. */
 
if(strncmp(str1, str2, cmp_chars) < 0)        // If 'str1' < 'str2' up to 4 chars:
{
  // 'str1' is < 'str2' up to 4 chars.
}
else if(strncmp(str1, str2, cmp_chars) > 0)   // If 'str1' > 'str2' up to 4 chars:
{ 
  // 'str1' is > 'str2' up to 4 chars.
}
else                                          // If 'str1' == 'str2' up to 4 chars:
{
  // 'str1' is = 'str2' up to 4 chars.
}