Scilab Function

while - while keyword

### Description

`while` clause. Must be terminated by `"end"`

Notes:

- - The only constraint is that each "then" or "do" keyword must be on the same line line as "while" keyword.
- - The "keyword "then" or "do" can be replaced by a carriage return or a comma.
- - The optional `,else instructions` construction allows to gives instructions which are executed when expr expression becomes false.

Warning: the number of characters used to define the body of any conditionnal instruction (if while for or select/case) must be limited to 16k.

### Examples

    e=1; a=1; k=1;
    while norm(a-(a+e),1) > %eps, e=e/2; k=k+1; end
    e,k

### See Also

`for` `select` `break` `return` `pause`