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Mathematica > Core Language > Procedural Programming > Flow Control >

Built-in Mathematica Symbol

Return

Return[expr]
returns the value expr from a function.

Return[]
returns the value Null.

Return[expr] exits control structures within the definition of a function, and gives the value expr for the whole function.

Return takes effect as soon as it is evaluated, even if it appears inside other functions.

Return from a function:

Return exits only the innermost construct in which it is invoked:

Here it exits the Do loop, but not the function g:

Use Catch and Throw for explicit flow control:

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