Home
Quickstart Guide
Introduction RIO Academic RIO Application examples Your first RT app Your first FPGA app
Real-Time
Basic procedures System admin File system I/O monitor System controller architecture Timed loops Inter-process communication RT/Host communication RT/FPGA communication FPGA personalities Interrupts Datalogger (file I/O)
FPGA
Design flow Simulation Inter-process communication RT/host communication Derived clock domain IP blocks FPGA personality
Networking
Get connected Email Web services UDP TCP IP addresses
Site Map
Guides Code examples Procedures Tags LabVIEW block diagram elements Targets Communications All pages
Glossary How to use About
RIO Developer Essentials Guide for Academia

"HTTP Get" element

HTTP Get

LabVIEW RT block diagram: Attempt to open an HTTP connection to the Microsoft Network Connectivity Status Indicator (NCSI) web service as indicator of Internet access

Check Internet access (HTTP method)
RT code PC code

Determine whether or not Internet access is available by attempting an HTTP connection to the "Microsoft Network Connectivity Status Indicator" (NCSI) web service.

LabVIEW RT block diagram snippet: Call an API and parse the returned JSON string

Call a Web service
RT code

Form a query string as a URL, retrieve the JSON string served by the Web service, and parse the JSON string to extract useful information.