tag:blogger.com,1999:blog-6668893451803848875.post3017232657884090222..comments2019-03-20T15:05:21.531-03:00Comments on Rubens Farias' weblog: Criando funções com parâmetros opcionais em javascriptRubens Fariashttp://www.blogger.com/profile/14331379276355746143noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6668893451803848875.post-3245226674029790802011-06-08T08:03:09.737-03:002011-06-08T08:03:09.737-03:00Pessoal, nao precisa verificar nada de "undef...Pessoal, nao precisa verificar nada de "undefined", basta que o parametro opcional comece com "_" (underline).<br />function teste(a,b,_c)<br />{<br /> ...<br />}<br />espero poder ajudar !GeekSofthttps://www.blogger.com/profile/11092343974275413214noreply@blogger.com