Javascript: Collection.forEach Method
Description
Executes a callback function for each element.
Syntax
<void> Collection.forEach(<ForEachCallback> callback, [<ErrorCallback> errorCallback])Parameters
| Parameter | Description |
|---|---|
| callback | Receives each element of the collection. |
| errorCallback | Optional. Is called when the operation failed with an error. |
Examples
The following example demonstrates Collection.forEach in a practical document-editing workflow. Executes a callback function for each element.
function onTxError(error) {
console.error("TX Text Control error:", error.msg);
error.handled = true;
}
function forEach(s) {
s.forEach(
function(item, index, itemCount) {
if (!item) {
console.warn("No object was returned.");
return;
}
console.log("for each result:", item);
},
onTxError
);
}