User:Nescius/sandbox/test14

Template supposed to return only text usable for link even in File:'s link parameter for example

• prefix: ""
• "[[{{langlink|source}}]]" = "[[Template:Langlink]]"
• "[[{{langlink|w:sorse}}]]" = "[[Template:Langlink]]"
• "[[{{langlink|wiki:sorse}}]]" = "[[Template:Langlink]]"
• "[[{{langlink|:wikipedia:sorse}}]]" = "[[Template:Langlink]]"
• "[[{{langlink|Category:Translation}}]]" = "[[Template:Langlink]]"
• "[[{{langlink|Help:Translation}}]]" = "[[Template:Langlink]]"
• "[[{{langlink|Project:Translation}}]]" = "[[Template:Langlink]]"
• "[[{{langlink|wikibooks:Category:book}}]]" = "[[Template:Langlink]]"

• [[File:warning.png|16px|link={{langlink|source}}]] =
• [[File:warning.png|16px|link={{langlink|w:sorse}}]] =
• [[File:warning.png|16px|link={{langlink|wiki:sorse}}]] =
• [[File:warning.png|16px|link={{langlink|:wikipedia:sorse}}]] =
• [[File:warning.png|16px|link={{langlink|Category:Translation}}]] =
• [[File:warning.png|16px|link={{langlink|Help:Translation}}]] =
• [[File:warning.png|16px|link={{langlink|Project:Translation}}]] =
• [[File:warning.png|16px|link={{langlink|wikibooks:Category:book}}]] =