Difference between revisions of "Template:If"
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Kevin Wang (talk | contribs) |
Kevin Wang (talk | contribs) |
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| Line 14: | Line 14: | ||
Examples: | Examples: | ||
<pre> | <pre> | ||
| − | {{if|test=x|then= | + | ex 1: {{if|test=x|then=true|else=false}} - x is not null, so return true |
| − | {{if|test= |then= | + | ex 2: {{if|test= |then=true|else=false}} - x is null, so return false |
| − | {{if|test= |then= | + | ex 3: {{if|test= |then=true}} - x is null and no else is defined, so don't return anything |
</pre> | </pre> | ||
| − | {{if|test=x|then= | + | ex 1: {{if|test=x|then=true|else=false}} |
| − | {{if|test= |then= | + | ex 2: {{if|test=|then=true|else=false}} |
| − | {{if|test= |then= | + | ex 3: {{if|test= |then=true}} |
</noinclude> | </noinclude> | ||
Revision as of 11:34, 18 December 2020
Replacement for #if.
Usage:
{{if
|test=VARIABLE_OR_PARAMETER_TO_TEST
|then=code if 'test' is not empty
|else=code if 'test' is empty
}}
Parameter else is optional.
Examples:
ex 1: {{if|test=x|then=true|else=false}} - x is not null, so return true
ex 2: {{if|test= |then=true|else=false}} - x is null, so return false
ex 3: {{if|test= |then=true}} - x is null and no else is defined, so don't return anything
ex 1: true
ex 2: false
ex 3: