Call a function: Difference between revisions
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=={{header|Mathematica}}== |
=={{header|Mathematica}}== |
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Calling a function that requires no arguments: |
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<lang Mathematica>f[]</lang> |
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f[] |
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Calling a function with a fixed number of arguments: |
Calling a function with a fixed number of arguments: |
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<lang Mathematica>f[1,2]</lang> |
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f[1,2] |
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Calling a function with optional arguments: |
Calling a function with optional arguments: |
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f[1,Option1->True] |
<lang Mathematica>f[1,Option1->True]</lang> |
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Calling a function with a variable number of arguments: |
Calling a function with a variable number of arguments: |
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f[1,Option1->True] |
<lang Mathematica>f[1,Option1->True] |
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f[1,Option1->True,Option2->False] |
f[1,Option1->True,Option2->False]</lang> |
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Calling a function with named arguments: |
Calling a function with named arguments: |
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f[Option1->True,Option2->False] |
<lang Mathematica>f[Option1->True,Option2->False]</lang> |
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Using a function in statement context: |
Using a function in statement context: |
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f[1,2];f[2,3] |
<lang Mathematica>f[1,2];f[2,3]</lang> |
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Using a function in first-class context within an expression: |
Using a function in first-class context within an expression: |
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(#^2)&[3]; |
<lang Mathematica>(#^2)&[3];</lang> |
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The return value of a function can be formally extracted using Return[] |
The return value of a function can be formally extracted using Return[] |
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Built-in functions names by convention start with a capital letter. |
Built-in functions names by convention start with a capital letter. |
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No formal distinction between subroutines and functions. |
No formal distinction between subroutines and functions. |
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Arguments can be passed by value or by reference. |
Arguments can be passed by value or by reference. |
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=={{header|MATLAB}} / {{header|Octave}}== |
=={{header|MATLAB}} / {{header|Octave}}== |
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