用法
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 }}
相關模板
List of subst helper templates
- 模板鏈接：{{require subst}}: Prints an error unless substituted.
- 模板鏈接：{{subst check top}}, 模板鏈接：{{subst check bottom}}: Same purpose, but used as a pair.
- 模板鏈接：{{subst only}}: For the doc of the above templates; prints a message asking for it be substituted.
- 模板鏈接：{{nosubst}}: The reverse of 模板鏈接：{{subst only}}. For the doc of templates which should not be substituted; prints a message asking for it not to be substituted.
- 模板鏈接：{{substitution}}: Allows free-fill description of whether the template should be substituted and under what conditions.
- 模板鏈接：{{issubst}}: Returns "yes" if substituted.
- 模板鏈接：{{ifsubst}}: Forks if substituted or not.