point_seconds -- gives the time the point value changed.
Arguments
- symbol
A point name, as a symbol.
Returns
A time in seconds.
Description
This function returns the time in seconds when a given point's value changed.
Example
Gamma> clock();
938631678
Gamma> write_point(#l,44);
t
Gamma> next_event();
nil
Gamma> point_seconds(#l);
938631693
Gamma>