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Perform an action multiple times based on a boolean condition, checked before the first action (WHILE .. DO)
Starting with a variable x=1, Print the sequence 
php
php
erlang
erlang
csharp
clojure
Submit a new solution for php, erlang, csharp, or clojure
There are 14 other solutions in additional languages (cpp, fantom, fsharp, groovy ...)
"1,2,4,8,16,32,64,128," by doubling x and checking that x is less than 150.
$x = 1;
while($x < 150) {
echo "$x,";
$x *= 2;
}
while($x < 150) {
echo "$x,";
$x *= 2;
}
$x = 0;
$c = pow(2, $x);
while($c < 150) {
echo "$c,";
$c = pow(2, $x++);
}
$c = pow(2, $x);
while($c < 150) {
echo "$c,";
$c = pow(2, $x++);
}
X = 1, print_while_X_less_150(X).
Pred = fun (X) -> X < 150 end,
Action = fun (X) -> io:format("~B,", [X]), X * 2 end,
X = 1,
while_do(Pred, Action, X).
Action = fun (X) -> io:format("~B,", [X]), X * 2 end,
X = 1,
while_do(Pred, Action, X).
int x = 1;
while (x < 150)
{
x *= 2;
Console.Write("{0},", x);
}
while (x < 150)
{
x *= 2;
Console.Write("{0},", x);
}
(take-while #(< % 150) (iterate #(* 2 %) 1))
Submit a new solution for php, erlang, csharp, or clojure
There are 14 other solutions in additional languages (cpp, fantom, fsharp, groovy ...)
