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Diffstat (limited to 'docs/content/en/templates/introduction.md')
| -rw-r--r-- | docs/content/en/templates/introduction.md | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/docs/content/en/templates/introduction.md b/docs/content/en/templates/introduction.md index 1e1778eb0..02a580e79 100644 --- a/docs/content/en/templates/introduction.md +++ b/docs/content/en/templates/introduction.md @@ -20,7 +20,7 @@ toc: true --- {{% note %}} -The following is only a primer on Go Templates. For an in-depth look into Go Templates, check the official [Go docs](http://golang.org/pkg/html/template/). +The following is only a primer on Go Templates. For an in-depth look into Go Templates, check the official [Go docs](https://golang.org/pkg/text/template/). {{% /note %}} Go Templates provide an extremely simple template language that adheres to the belief that only the most basic of logic belongs in the template or view layer. @@ -233,6 +233,18 @@ key. {{ end }} ``` +#### Example 5: Conditional on empty _map_, _array_, or _slice_. + +If the _map_, _array_, or _slice_ passed into the range is zero-length then the else statment is evaluated. + +```go-html-template +{{ range $array }} + {{ . }} +{{else}} + <!-- This is only evaluated if $array is empty --> +{{ end }} +``` + ### Conditionals `if`, `else`, `with`, `or`, and `and` provide the framework for handling conditional logic in Go Templates. Like `range`, each statement is closed with an `{{ end }}`. |