CharBufferString (FB)ΒΆ
FUNCTION_BLOCK CharBufferString
This function block encapsulates the data of a string based on a byte array, i.e. contains the CharBufferPtr variable pointing to the buffer and the information about the type of (i.e. one-byte string or two-byte string)
- InOut:
Scope
Name
Type
Comment
Input
m_uiBufferSizeUINTThe size of the buffer (in bytes), where the string is stored.
m_cbpBufferThe buffer, where the string is stored this instance represents
m_Type__SYSTEM.TYPE_CLASSA __SYSTEM.TYPE_CLASS value indicating type of the string
m_AsStringPOINTER TO STRING(255)
Two additional pointers to the buffer used for easier debugging. In the monitoring view the corresponding pointer shows the current value of the buffer as (w)string.
m_AsWStringPOINTER TO WSTRING(255)
m_bAllocatedBOOLFlag indicating, whether the memory for storing the string was allocated dynamically and has to be freed later
Properties:
Methods:
Structure:
- Capacity (Property)
- CharAt (Method)
- CharAtEquals (Method)
- Characters (Property)
- Copy (Method)
- CopyFrom (Method)
- CopyFrom2 (Method)
- Delete (Method)
- FB_Exit (Method)
- FB_Init (Method)
- Find (Method)
- FindFrom (Method)
- FromString (Method)
- Init (Method)
- Initialize (Method)
- Insert (Method)
- Length (Property)
- Mid (Method)
- Replace (Method)
- StringType (Property)