Siemens SINUMERIK 808D ADVANCED Series Commissioning Manual page 366

Function name
control.deleteitem
control.empty
366
Description
The function deletes an element at the specified position.
Note:
The function is only available for the control type "listbox".
Syntax:
<function name="control.deleteitem"> control name,
index </function>
Attribute:
name – function name
Values:
control name – control name
index– index starting at 0
Example:
<function name="control.deleteitem">_T"listbox1",
1</function>
The function deletes the contents of the specified list box or graphic
box controls.
Syntax:
<function name="control.empty"> control name,
</function>
Attribute:
name – function name
Values:
control name – control name
Example:
<function
name="control.empty">_T"listbox1"</function>
Commissioning Manual
6FC5397-4EP10-0BA8, 07/2018