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jsf 2 - How to find indication of a Validation error (required="true") while doing ajax command

I have a form inside a dialog which I close by clicking on commandbutton with ajax , like this <h:commandButton value= ... .dialog("close"); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jsf - Error Parsing /page.xhtml: Error Traced[line: 42] The entity "nbsp" was referenced, but not declared

I'd like to use non breaking spaces in my JSF page. I know, in plain HTML I could use   for this and ... caused and how can I solve it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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