Julia Quick Syntax Reference: A Pocket Guide for Data Science Programming

© Antonello Lobianco 2019

A. LobiancoJulia Quick Syntax Referencehttps://doi.org/10.1007/978-1-4842-5190-4_3

3. Control Flow and Functions

Antonello Lobianco¹ 

(1)

Nancy, France

 

Now that you’ve been introduced to the main types and containers available in Julia, it is time to put them to work.

3.1 Code Block Structure and Variable Scope

All the typical flow-control constructs (for, while, if/else, and do) are supported. The syntax typically takes this form:

<keyword> <condition>      JULIA

    ... block content...

end

For example:

for i in 1:5      JULIA

    println(i)

end

Note that parentheses around the condition are not necessary, and the block ends with the keyword end.

Variable Scope

Note that within a block the visibility of a variable changes, and Julia ...