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Bjørn Erik Pedersen
2023-07-29 11:17:28 +02:00
parent bec9b80d95 87de22d746
commit 8859be1c01
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docs/content/en/templates/template-debugging.md
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---
title: Template Debugging
title: Template debugging
description: You can use Go templates' `printf` function to debug your Hugo templates. These snippets provide a quick and easy visualization of the variables available to you in different contexts.
categories: [templates]
keywords: [debugging,troubleshooting]
menu:
docs:
parent: templates
weight: 180
weight: 180
weight: 240
weight: 240
---
Here are some snippets you can add to your template to answer some common questions.
These snippets use the `printf` function available in all Go templates. This function is an alias to the Go function, [fmt.Printf](https://pkg.go.dev/fmt).
## What Variables are Available in this Context?
## What variables are available in this context?
You can use the template syntax, `$.`, to get the top-level template context from anywhere in your template. This will print out all the values under, `.Site`.
@@ -44,7 +44,15 @@ When developing a [homepage], what does one of the pages you're looping through
{{ end }}
```
## Why Am I Showing No Defined Variables?
In some cases it might be more helpful to use the following snippet on the current context to get a pretty printed view of what you're able to work with:
```go-html-template
<pre>{{ . | jsonify (dict "indent" " ") }}</pre>
```
Note that Hugo will throw an error if you attempt to use this construct to display context that includes a page collection (e.g., the context passed to home, section, taxonomy, and term templates).
## Why am I showing no defined variables?
Check that you are passing variables in the `partial` function: