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update get and getOrNil docs (#1164) 

Signed-off-by: yxxhero <aiopsclub@163.com>
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yxxhero 2023-11-23 17:10:21 +08:00 committed by GitHub
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docs/templating_funcs.md
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@ -93,14 +93,14 @@ The `setValueAtPath` function allows you to set a value at a path. When has fail
```
#### `get`
The `get` function allows you to get a value at a path. when defaultValue not set. It will return nil. When has failed, the template rendering will fail with an error message.
The `get` function allows you to get a value at a path. you can set a default value when the path is not found. When has failed, the template rendering will fail with an error message.
```yaml
{{ $Getvalue := $value | get "path.key" "defaultValue" }}
```
#### `getOrNil`
The `getOrNil` function allows you to get a value at a path. when defaultValue not set. It will return nil. When has failed, the template rendering will fail with an error message.
The `getOrNil` function allows you to get a value at a path. it will return nil when the value of path is not found. When has failed, the template rendering will fail with an error message.
```yaml
{{ $GetOrNlvalue := $value | getOrNil "path.key" }}