f:or¶
If content is null/undefined use the text that’s provided as alternative.
Properties¶
content¶
- Variable type
- Mixed
- Description
- Content to check if null/undefined
- Default value
- NULL
- Mandatory
- No
alternative¶
- Variable type
- Mixed
- Description
- Alternative if content is null/undefined
- Default value
- NULL
- Mandatory
- No
arguments¶
- Variable type
- Array
- Description
- Arguments to be replaced in the resulting string, using sprintf
- Default value
- NULL
- Mandatory
- No
Examples¶
Tag notation¶
<f:or alternative="some text">{undefinedVariable}</f:or>
Inline notation¶
{f:or(content:undefinedVariable, alternative:'some other string')}
Inline notation II¶
{undefinedVariable -> f:or(alternative:'some %s text', arguments:{0: 'test'})}
Hint¶
Please keep in mind that f:or is checking on null/undefined and not on whether the content is “empty” or not.
For checking on “empty” it’s possible to simply use the ternary operator as show in the following example:
{undefinedVariable ? undefinedVariable : 'alternative string'}