จากวิกิพีเดีย สารานุกรมเสรี
หน้านี้คือแม่แบบ {{If empty}}
| โค้ด | ผลลัพธ์ |
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{{if empty}} | | Returns an empty string.
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{{if empty|one}} | one | Returns the first parameter that is defined and not empty.
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{{if empty|one|two}} | one |
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{{if empty|one|two|three|four}} | one |
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{{if empty|two}} | two | The first parameter is empty/undefined, so is passed over.
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{{if empty|two|three|four}} | two |
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{{if empty|two|four}} | two |
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{{if empty||||||||||ten}} | ten | Unlike in previous versions, this template is no longer limited by 9 parameters.
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{{if empty}} | | The only parameter is empty or undefined, so returns an empty string.
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{{if empty}} | | Returns an empty string.
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{{if empty|{{{1|}}}|{{{2|}}}|three}} | three |
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{{if empty|{{{1}}}|{{{2}}}|three}} | {{{1}}} | No pipe-characters following the names of the first two parameters ("1" and "2"), so the first of these returned as text ("{{{1}}}").
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{{if empty|{{{logo|}}}|two}} | two |
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{{if empty|{{{logo}}}|two}} | {{{logo}}} | No pipe-character following the parameter name "logo", so the text "{{{logo}}}" returned.
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{{if empty|p=q}} | | The template identifies the parameters it receives as parameters 1 to 9, not using names such as "p", etc.
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