Learn Labview - 10 Code Examples & CST Typing Practice Test

LabVIEW is a graphical programming environment developed by National Instruments for data acquisition, instrument control, automation, and embedded system design.

View all 10 Labview code examples →

LabVIEW Counter and Theme Toggle LabVIEW Fibonacci Sequence LabVIEW Factorial Calculator LabVIEW Even/Odd Checker LabVIEW Sum of Array LabVIEW Reverse String LabVIEW Prime Checker LabVIEW Multiplication Table LabVIEW Temperature Converter LabVIEW Simple Alarm Simulation

Learn LABVIEW with Real Code Examples

Updated Nov 20, 2025

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Code Sample Descriptions

LabVIEW Counter and Theme Toggle

-- Initialize variables
count := 0
isDark := false

-- Increment and display
count := count + 1
Display("Counter: " & count)

-- Toggle theme
isDark := not isDark
Display("Theme: " & (if isDark then "Dark" else "Light"))

A simple counter with theme toggle simulation.

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LabVIEW Fibonacci Sequence

-- Initialize variables
a := 0
b := 1
Display(a)
Display(b)

-- Loop for next 8 numbers
FOR i FROM 1 TO 8 DO
    c := a + b
    Display(c)
    a := b
    b := c
END FOR

Generates first 10 Fibonacci numbers.

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LabVIEW Factorial Calculator

-- Initialize variables
n := 5
factorial := 1

FOR i FROM 1 TO n DO
    factorial := factorial * i
END FOR

Display("Factorial: " & factorial)

Calculates factorial of a given number.

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LabVIEW Even/Odd Checker

-- Initialize variable
num := 7

IF num MOD 2 = 0 THEN
    Display("Even")
ELSE
    Display("Odd")
END IF

Checks if a number is even or odd.

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LabVIEW Sum of Array

-- Initialize array
arr := [1, 2, 3, 4, 5]
sum := 0

FOR i FROM 0 TO LENGTH(arr)-1 DO
    sum := sum + arr[i]
END FOR

Display("Sum: " & sum)

Calculates the sum of an array of numbers.

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LabVIEW Reverse String

-- Initialize string
text := "Hello"
reversed := ""

FOR i FROM LENGTH(text)-1 DOWNTO 0 DO
    reversed := reversed & text[i]
END FOR

Display("Reversed: " & reversed)

Reverses a given string.

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LabVIEW Prime Checker

-- Initialize variable
num := 13
isPrime := true

FOR i FROM 2 TO num-1 DO
    IF num MOD i = 0 THEN
        isPrime := false
        BREAK
    END IF
END FOR

IF isPrime THEN
    Display("Prime")
ELSE
    Display("Not Prime")
END IF

Checks if a number is prime.

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LabVIEW Multiplication Table

-- Initialize variable
num := 5

FOR i FROM 1 TO 10 DO
    Display(num & " x " & i & " = " & (num * i))
END FOR

Displays multiplication table of a number.

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LabVIEW Temperature Converter

-- Initialize variable
celsius := 25
fahrenheit := (celsius * 9 / 5) + 32
Display(celsius & "C = " & fahrenheit & "F")

Converts Celsius to Fahrenheit.

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LabVIEW Simple Alarm Simulation

-- Initialize variables
temperature := 80
threshold := 75

IF temperature > threshold THEN
    Display("Alarm: Temperature Too High!")
ELSE
    Display("Temperature Normal")
END IF

Simulates a simple alarm when a threshold is reached.

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Frequently Asked Questions about Labview

What is Labview?

LabVIEW is a graphical programming environment developed by National Instruments for data acquisition, instrument control, automation, and embedded system design.

What are the primary use cases for Labview?

Data acquisition from sensors and instruments. Test and measurement automation. Industrial control systems. Embedded system prototyping. Signal processing and analysis

What are the strengths of Labview?

Rapid development of measurement and control applications. Strong integration with hardware. Easy visualization of data and program flow. Reduces coding errors with graphical approach. Widely used in academia and industry for prototyping

What are the limitations of Labview?

Graphical code can become complex for large systems. Requires National Instruments runtime or development environment. Less suitable for web or mobile-first applications. Licensing cost can be high. Performance limited by graphical execution overhead

How can I practice Labview typing speed?

CodeSpeedTest offers 10+ real Labview code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.

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Code Sample Descriptions

LabVIEW Counter and Theme Toggle

-- Initialize variables
count := 0
isDark := false

-- Increment and display
count := count + 1
Display("Counter: " & count)

-- Toggle theme
isDark := not isDark
Display("Theme: " & (if isDark then "Dark" else "Light"))

A simple counter with theme toggle simulation.

Let’s Try →

LabVIEW Fibonacci Sequence

-- Initialize variables
a := 0
b := 1
Display(a)
Display(b)

-- Loop for next 8 numbers
FOR i FROM 1 TO 8 DO
    c := a + b
    Display(c)
    a := b
    b := c
END FOR

Generates first 10 Fibonacci numbers.

Let’s Try →

LabVIEW Factorial Calculator

-- Initialize variables
n := 5
factorial := 1

FOR i FROM 1 TO n DO
    factorial := factorial * i
END FOR

Display("Factorial: " & factorial)

Calculates factorial of a given number.

Let’s Try →

LabVIEW Even/Odd Checker

-- Initialize variable
num := 7

IF num MOD 2 = 0 THEN
    Display("Even")
ELSE
    Display("Odd")
END IF

Checks if a number is even or odd.

Let’s Try →

LabVIEW Sum of Array

-- Initialize array
arr := [1, 2, 3, 4, 5]
sum := 0

FOR i FROM 0 TO LENGTH(arr)-1 DO
    sum := sum + arr[i]
END FOR

Display("Sum: " & sum)

Calculates the sum of an array of numbers.

Let’s Try →

LabVIEW Reverse String

-- Initialize string
text := "Hello"
reversed := ""

FOR i FROM LENGTH(text)-1 DOWNTO 0 DO
    reversed := reversed & text[i]
END FOR

Display("Reversed: " & reversed)

Reverses a given string.

Let’s Try →

LabVIEW Prime Checker

-- Initialize variable
num := 13
isPrime := true

FOR i FROM 2 TO num-1 DO
    IF num MOD i = 0 THEN
        isPrime := false
        BREAK
    END IF
END FOR

IF isPrime THEN
    Display("Prime")
ELSE
    Display("Not Prime")
END IF

Checks if a number is prime.

Let’s Try →

LabVIEW Multiplication Table

-- Initialize variable
num := 5

FOR i FROM 1 TO 10 DO
    Display(num & " x " & i & " = " & (num * i))
END FOR

Displays multiplication table of a number.

Let’s Try →

LabVIEW Temperature Converter

-- Initialize variable
celsius := 25
fahrenheit := (celsius * 9 / 5) + 32
Display(celsius & "C = " & fahrenheit & "F")

Converts Celsius to Fahrenheit.

Let’s Try →

LabVIEW Simple Alarm Simulation

-- Initialize variables
temperature := 80
threshold := 75

IF temperature > threshold THEN
    Display("Alarm: Temperature Too High!")
ELSE
    Display("Temperature Normal")
END IF

Simulates a simple alarm when a threshold is reached.

Let’s Try →

Frequently Asked Questions about Labview

What is Labview?

LabVIEW is a graphical programming environment developed by National Instruments for data acquisition, instrument control, automation, and embedded system design.

What are the primary use cases for Labview?

Data acquisition from sensors and instruments. Test and measurement automation. Industrial control systems. Embedded system prototyping. Signal processing and analysis

What are the strengths of Labview?

What are the limitations of Labview?

How can I practice Labview typing speed?

CodeSpeedTest offers 10+ real Labview code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.