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| author | digitalcraftsman <digitalcraftsman@users.noreply.github.com> | 2017-09-28 19:52:34 +0200 |
|---|---|---|
| committer | Bjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com> | 2017-09-28 19:52:34 +0200 |
| commit | 2818878994e906c292cbe00cb2a83f1531a21f32 (patch) | |
| tree | c4d86e358b82736ff1fb1243d5fe8ef9d5baba82 /docs | |
| parent | b6a30283f099ce9578d491ba8fbbf45f673dbf3b (diff) | |
tpl: Add os.fileExists template function
Fixes #3839
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/content/functions/fileExists.md | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/docs/content/functions/fileExists.md b/docs/content/functions/fileExists.md new file mode 100644 index 000000000..3d535aaca --- /dev/null +++ b/docs/content/functions/fileExists.md @@ -0,0 +1,29 @@ +--- +title: "fileExists" +linktitle: "fileExists" +date: 2017-08-31T22:38:22+02:00 +description: Checks whether a file exists under the given path. +godocref: +publishdate: 2017-08-31T22:38:22+02:00 +lastmod: 2017-08-31T22:38:22+02:00 +categories: [functions] +menu: + docs: + parent: "functions" +signature: ["fileExists PATH"] +workson: [] +hugoversion: +relatedfuncs: [] +deprecated: false +aliases: [] +--- + +`fileExists` allows you to check if a file exists under a given path, e.g. before inserting code into a template: + +``` +{{ if (fileExists "static/img/banner.jpg") -}} +<img src="{{ "img/banner.jpg" | absURL }}" /> +{{- end }} +``` + +In the example above, a banner from the `static` folder should be shown if the given path points to an existing file.
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