Created
February 22, 2017 18:53
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How to remove empty text from HTML with Jsoup + Scala
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| import org.jsoup.Jsoup | |
| import org.jsoup.nodes.Document | |
| import scala.collection.JavaConverters._ | |
| def removeAllEmptyChildren(doc: Document): = { | |
| val allElements = doc.body().getAllElements() | |
| allElements.asScala.foreach { element => | |
| if(!element.hasText) { | |
| element.remove() | |
| } | |
| } | |
| doc | |
| } | |
| /* | |
| scala> Jsoup.parse("<p>hi there</p><p><b>Bold text</b><i></i><p></p> yay stuff and things</p>") | |
| res0: org.jsoup.nodes.Document = | |
| <html> | |
| <head></head> | |
| <body> | |
| <p>hi there</p> | |
| <p><b>Bold text</b><i></i></p> | |
| <p></p> yay stuff and things | |
| <p></p> | |
| </body> | |
| </html> | |
| scala> removeAllEmptyChildren(res0) | |
| res1: org.jsoup.nodes.Document = | |
| <html> | |
| <head></head> | |
| <body> | |
| <p>hi there</p> | |
| <p><b>Bold text</b></p> yay stuff and things | |
| </body> | |
| </html> | |
| */ |
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