STRNCPY

STRNCPY 1:

The function copies the character string of a variable of the data type STRING and checks whether the character string was completely copied.

The function returns

The function stops after Parameterlist.cMaxCharacters characters in order to avoid an infinite loop.

FUNCTION STRNCPY : BOOL

VAR_INPUT

VAR_INPUT
    pDst     : POINTER TO STRING;
    pSrc     : POINTER TO STRING;
    nDstSize : UDINT;
END_VAR

pDst: Pointer to the copied STRING variable (input string)

pSrc: Pointer to the STRING variable to be copied (output string)

nDstSize: Size of the resulting STRING variable (output string) in bytes. The operator SIZEOF() can be used for the assignment.

Requirements

Development environment

Target platform

PLC libraries to be integrated (category group)

TwinCAT v3.1.4022

PC or CX (x86, x64, ARM)

Tc2_Utilities (System) >= 3.3.21.0