Yoctopuce Yocto-Display, User Manual

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22. High-level API Reference
256 www.yoctopuce.com
YDisplay
display
→
get_functionDescriptor()
display
→
functionDescriptor()
Returns a unique identifier of type
YFUN_DESCR
corresponding to the function.
js
function get_functionDescriptor( )
cpp
YFUN_DESCR get_functionDescriptor( )
m
-(YFUN_DESCR) functionDescriptor
pas
function get_functionDescriptor( ): YFUN_DESCR
vb
function get_functionDescriptor( ) As YFUN_DESCR
cs
YFUN_DESCR get_functionDescriptor( )
java
String get_functionDescriptor( )
py
def get_functionDescriptor( )
php
function get_functionDescriptor( )
es
function get_functionDescriptor( )
This identifier can be used to test if two instances of
YFunction
reference the same physical function
on the same physical device.
Returns :
an identifier of type YFUN_DESCR .
I f t h e f u n c t i o n h a s n e v e r b e e n c o n t a c t e d , t h e r e t u r n e d v a l u e i s
Y _ F U N C T I O N D E S C R I P T O R _ I N V A L I D .