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    do...while Redirect 1

     

    Summary

    Creates a loop that executes a specified statement until the test condition evaluates to false. The condition is evaluated after executing the statement, resulting in the specified statement executing at least once.

    Version Information

    Statement
    Implemented in: JavaScript 1.2, NES 3.0
    ECMA Version: ECMA-262, Edition 3

    Syntax

    do
       statement
    while (condition);
    

    Parameters

    statement
    A statement that is executed at least once and is re-executed each time the condition evaluates to true. To execute multiple statements within the loop, use a block statement ({ ... }) to group those statements.
    condition
    An expression evaluated after each pass through the loop. If condition evaluates to true, the statement is re-executed. When condition evaluates to false, control passes to the statement following the do...while.

    Examples

    Example: Using do...while

    In the following example, the do...while loop iterates at least once and reiterates until i is no longer less than 5.

    do {
       i += 1;
       document.write(i);
    } while (i < 5);
    

    See also

    while, for

     

    Document Tags and Contributors

    Contributors to this page: Sheppy
    Last updated by: Sheppy,