While

While(test, body)

evaluates body as long as test evaluates to True.

While(test)

runs the loop without any body.

Examples

Compute the GCD of two numbers

>> {a, b} = {27, 6};

>> While(b != 0, {a, b} = {b, Mod(a, b)});

>> a
3

>> i = 1; While(True, If(i^2 > 100, Return(i + 1), i++))
12

Related terms

Break, Continue, Do, For

Implementation status

• ✅ - full supported

Github

• Implementation of While