Window.console read-only property returns a reference to the
Console object, which provides methods for logging information to the browser's console. These methods are intended for debugging purposes only and should not be relied on for presenting information to end users.
var consoleObj = window.console;
Logging to console
The first example logs text to the console.
console.log("An error occurred while loading the content");
The next example logs an object to the console, with the object's fields expandable using disclosure widgets:
|Console API||Living Standard||Initial definition.|
Currently there are many implementation differences among browsers, but work is being done to bring them together and make them more consistent with one another.
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