Campbell Scientific CR1000 Measurement and Control System User Manual
Page 377
Section 8. Operation
377
is_read_only
Boolean value that is set to true if the symbol is considered to
be read-only. A value of false would indicate an expectation
that the symbol value can be changed using the SetValueEx
command.
can_expand
Boolean value that is set to true if the symbol has child values
that can be listed using the BrowseSymbols command.
If the client specifies the URI for a symbol that does not exist, the server will
respond with an empty symbols set.
HTML Response
When
html
is entered in the BrowseSymbols
format
parameter, the response will
be HTML. Following are example responses.
HTML tabular response:
HTML page source:
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html> <head>
<title>BrowseSymbols Response</title>
</head>
<body>
<h1>BrowseSymbols Response</h1>
<table border="1">
<tr>
<th>name</th><th>uri</th><th>type</th><th>is_enabled</th><th>is_
read_only</th><th>can_expand</th></tr><tr>
<td>Status</td><td>dl:Status</td><td>6</td><td>true</td><td>fals
e</td><td>true</td></tr><tr>
<td>MainData</td><td>dl:MainData</td><td>6</td><td>true</td><td>
false</td><td>true</td></tr><tr>
<td>BallastTank1</td><td>dl:BallastTank1</td><td>6</td><td>true<
/td><td>false</td><td>true</td></tr><tr>
<td>BallastTank2</td><td>dl:BallastTank2</td><td>6</td><td>true<
/td><td>false</td><td>true</td></tr><tr>
<td>BallastTank3</td><td>dl:BallastTank3</td><td>6</td><td>true<
/td><td>false</td><td>true</td></tr><tr>
<td>BallastTank4</td><td>dl:BallastTank4</td><td>6</td><td>true<
/td><td>false</td><td>true</td></tr><tr>