while

Repeat while the condition is true.

while condition { ... }

Repeats the block while the condition is true. The condition is checked before each iteration.

Example

var n = 0
while n < 3 {
    print n
    n += 1
}

Syntax

<condition:expr> <body:block>

Example

while count < 3 { count += 1 }

Arguments

• —
• : —
• body — Update the condition or use break to end the loop.
• condition — Checked before each iteration.