Sets an attribute of the text in an arrow object with the specified ID number; . Arw_SetTextAttribute returns a value of 0 if the attribute was successfully set, and a value of -2 if the specified object ID number is invalid.
The following text attributes can be set: border, bold, italic, strike-out, and underline.
==== Usage ====<syntaxhighlight>Arw_SetTextAttribute(ObjectID,Attribute,LogicalExpression)</syntaxhighlight>
==== Parameters ==== [[:'''ObjectID]] ''' - a numerical expression specifying the object ID number .
[[:'''Attribute]]''' - a numerical expression specifying the attribute:::'''0''' - border,::'''1''' - bold,::'''2''' - italic,::'''3''' - strike-out,::'''4''' - underline.
0 :'''LogicalExpression''' - border 1 - bold 2 - italic 3 - strike-out 4 - underlinea logical value; [[True]] = on and [[False]] = off.
[[LogicalExpression]] - a logical value; True = on and False = off ==== Notes ==== * An object-specific ID number is returned assigned by [[Arw_New]], [[Arw_New_s]], [[Arw_New_self]] or [[Arw_New_self_s]] when the arrow object is created.* Use [[Arw_GetActive]], [[Arw_GetFirst]] or [[Arw_GetNext]] to get the object-specific ID number of an already created arrow.
==== Example ====
Set the attribute "bold" to on for the text in an arrow object with the ID number of 3:
<syntaxhighlight>Value1=Arw_SetTextAttribute(3,1,True);</syntaxhighlight>
[[Category:ArrowDrawing]]