#

# LogiView

## Function 'row_count'

| This function returns the number of existing records (lines) in the specified widget. This function could be compared with the function 'mas_ret_len_rec' of the DataView programming interface.
| ### Syntax:
| {INT_VAR}= row_count({WDG_ID})
| ### I/O parameters:
| {WDG_ID} | ID of the widget for the mask.
| - |
| ### Return value:
| {INT_VAR} | Number of existing records.
| ### Example:
| Declaration of Variables
     10   DOKU_INT_1 = row_count (widget_id())
     20   I = 1
     30   while (I <= EP_COUNT)
     40 C Reading and editing data
     ..   ....
    130   I = I + 1
    140 done
| Result:
| The loop is performed until all lines in the current widget have been processed.
| Functions and commands: Editing Masks