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Programming-Idioms

History of Idiom 131 > diff from v49 to v50

Edit summary for version 50 by programming-idioms.org:
[Rust] Emphasize in comments
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Version 49

2020-07-15, 17:59:09

Version 50

2020-07-18, 21:50:42

Idiom #131 Successive conditions

Execute f1 if condition c1 is true, or else f2 if condition c2 is true, or else f3 if condition c3 is true.
Don't evaluate a condition when a previous condition was true.

Idiom #131 Successive conditions

Execute f1 if condition c1 is true, or else f2 if condition c2 is true, or else f3 if condition c3 is true.
Don't evaluate a condition when a previous condition was true.

Variables
f1,c1,f2,c2,f3,c3
Variables
f1,c1,f2,c2,f3,c3
Extra Keywords
else switch case
Extra Keywords
else switch case
Code 
match true {
    _ if c1 => f1(),
    _ if c2 => f2(),
    _ if c3 => f3(),
    _ => (),
}
Code 
match true {
    _ if c1 => f1(),
    _ if c2 => f2(),
    _ if c3 => f3(),
    _ => (),
}
Comments bubble
Using match and guards
Comments bubble
Using match and guards