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Cyclomatic Complexity Formula

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Cyclomatic Complexity is a software metric used to indicate the complexity of a program. Check FAQs
M=Nedges-Nnodes+2⋅N
M - Cyclomatic Complexity?Nedges - Number of Edges?Nnodes - Number of Nodes?N - Number of Components?

Cyclomatic Complexity Example

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Here is how the Cyclomatic Complexity equation looks like with Values.

Here is how the Cyclomatic Complexity equation looks like with Units.

Here is how the Cyclomatic Complexity equation looks like.

12Edit=4Edit-2Edit+2⋅5Edit
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Cyclomatic Complexity Solution

Follow our step by step solution on how to calculate Cyclomatic Complexity?

FIRST Step Consider the formula
M=Nedges-Nnodes+2⋅N
Next Step Substitute values of Variables
∴ M=4-2+2⋅5
Next Step Prepare to Evaluate
∴ M=4-2+2⋅5
LAST Step Evaluate
∴M=12

Cyclomatic Complexity Formula Elements

Variables
Cyclomatic Complexity
Cyclomatic Complexity is a software metric used to indicate the complexity of a program.
Symbol: M
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Formulas to find Cyclomatic ComplexityOpen Variable
Number of Edges
Number of Edges is the number of edges in the given two dimensional figure.
Symbol: Nedges
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Formulas to find Number of EdgesOpen Variable
Number of Nodes
Number of Nodes is the number of nodes int he control flow graph.
Symbol: Nnodes
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Formulas to find Number of NodesOpen Variable
Number of Components
The Number of Components is the number of chemically independent constituents of the system.
Symbol: N
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Formulas to find Number of ComponentsOpen Variable

Other formulas in Performance Metrics category

​Go Number of Component in Graph
N=M-Nedges+Nnodes2
​Go CPU Utilization
U=tuseT
​Go CPU Time for Useful Work
tuse=T⋅U
​Go Acceleration Execution Time
tacc=tx+trd+tw

How to Evaluate Cyclomatic Complexity?

Cyclomatic Complexity evaluator uses Cyclomatic Complexity = Number of Edges-Number of Nodes+2*Number of Components to evaluate the Cyclomatic Complexity, The Cyclomatic Complexity formula is defined as a software metric used to indicate the complexity of a program. It is a quantitative measure of the number of linearly independent paths through a program's source code. Cyclomatic Complexity is denoted by M symbol.

How to evaluate Cyclomatic Complexity using this online evaluator? To use this online evaluator for Cyclomatic Complexity, enter Number of Edges (Nedges), Number of Nodes (Nnodes) & Number of Components (N) and hit the calculate button.

FAQs on Cyclomatic Complexity

What is the formula to find Cyclomatic Complexity?
The formula of Cyclomatic Complexity is expressed as Cyclomatic Complexity = Number of Edges-Number of Nodes+2*Number of Components. Here is an example- 12 = 4-2+2*5.
How to calculate Cyclomatic Complexity?
With Number of Edges (Nedges), Number of Nodes (Nnodes) & Number of Components (N) we can find Cyclomatic Complexity using the formula - Cyclomatic Complexity = Number of Edges-Number of Nodes+2*Number of Components.
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