Name

label — NN 4 IE J3 ECMA n/a

Synopsis

You can assign a label identifier to any block of executing statements, including control structures. The purpose of the label is to allow break and continue statements within deeply nested control structures to exit to a nested level that may be at levels beyond the scope of the normal break and continue statements.

Syntax

                     labelName:

Example

outerLoop:
for (var i = 0; i <= maxValue1; i++) {
    for (var j = 0; j <= maxValue2; j++) {
        if (i == magic1 && j == magic2) {
            break outerLoop
        }
    }
}

Get Dynamic HTML: The Definitive Reference now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.