模板:Ifsubst
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用法
[编辑源代码]Meta template that returns the first parameter if evaluated during substitution, and the second parameter if evaluated during transclusion.
Note that this template must be used in safesubst mode to work properly:
{{ {{{|safesubst:}}}ifsubst| yes | no }}
相关模板
[编辑源代码]List of subst helper templates
- 模板链接：{{require subst}}: Prints an error unless substituted.
- 模板链接：{{subst check top}}, 模板链接：{{subst check bottom}}: Same purpose, but used as a pair.
- 模板链接：{{subst only}}: For the doc of the above templates; prints a message asking for it be substituted.
- 模板链接：{{nosubst}}: The reverse of 模板链接：{{subst only}}. For the doc of templates which should not be substituted; prints a message asking for it not to be substituted.
- 模板链接：{{substitution}}: Allows free-fill description of whether the template should be substituted and under what conditions.
- 模板链接：{{issubst}}: Returns "yes" if substituted.
- 模板链接：{{ifsubst}}: Forks if substituted or not.