-- Function allowing for consistent treatment of boolean-like wikitext input.returnfunction(val,default)val=type(val)=='string'andmw.ustring.lower(val)orvalifval==nilthenreturnnilelseifval==trueorval=='sí'orval=='s'orval=='yes'orval=='y'orval=='true'orval=='t'ortonumber(val)==1thenreturntrueelseifval==falseorval=='no'orval=='n'orval=='false'orval=='f'ortonumber(val)==0thenreturnfalseelsereturndefaultendend