---
title: "log"
slug: "debug-log"
updated: 2025-11-06T18:27:19Z
published: 2025-11-06T18:27:19Z
canonical: "docs.doc-know.com/debug-log"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.doc-know.com/llms.txt
> Use this file to discover all available pages before exploring further.

# log

### log

Displays a value in the debugger output log.

### Input Parameters

| Name | Type | Required | Description |
| --- | --- | --- | --- |
| **value** | Any | Yes | Value to display in output log |
| **[prop]** | Text | No | When **value** is an **array**, name of property to display for each item in the array |

### Returns

No return value.

### Examples

```
// display a basic message in the debugger
debug.log("Hello, world");
```

```
// display runtime information in the debugger
var name = runtime.name;
var version = runtime.version;
debug.log(name + " v." + version);
```

```
// prepare array of person objects
var people = [
    { "name": "Ethan", "age": 16 },
    { "name": "Annabelle", "age": 18 }];

// display the names of each person in the debugger
debug.log(people, "name");
```

### Remarks

This function is useful throughout script development because it allows you to display information and test variable conditions during script executions.