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strncpy [2019/05/22 22:00] – neilsstrncpy [2019/05/23 08:32] – neils
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   strncpy <string pointer destination>, <string pointer source>, <byte n>   strncpy <string pointer destination>, <string pointer source>, <byte n>
      
-The ''STRNCPY'' command is similar to ''[[STRCPY|STRCPY]]'', the difference is that ''STRNCPY'' will copy the first //n// characters only.+The ''STRNCPY'' command is similar to ''[[STRCPY|STRCPY]]'', the difference is that ''STRNCPY'' will copy the first //n// characters only. Copying will stop at the end of //source// even if //n// is greater than the length of //source//.
  
 Example: Example:
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   10 a$="hello world"   10 a$="hello world"
-  20 b$=right$(a$, 5)+  20 b$=mid$(a$, 4, 3)
   30 print b$   30 print b$
      
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   dim buffer![6]   dim buffer![6]
   b$ = @buffer!   b$ = @buffer!
-  strcpy b$, a$+(strlen!(a$)-5)+  strcpy b$, a$+4, 3
   print b$   print b$
      
-Both programs will output "world".+Both programs will output "o w".
      
 **Important note**: The routine will not stop copying at the end of //destination// which may lead to an overflow situation. You have to make sure that there is enough memory at the destination. **Important note**: The routine will not stop copying at the end of //destination// which may lead to an overflow situation. You have to make sure that there is enough memory at the destination.