For AI agents: the documentation index is at https://docs.gradle.org/llms.txt. Request any page with the header Accept: text/markdown to get Markdown. User manual pages are also available as Markdown by replacing .html with .md in the URL.

gradle/org.gradle.api.tasks/AbstractCopyTask/with

with

open fun with(sourceSpecs: Array<CopySpec>): CopySpec(source)

Adds the given specs as a child of this spec.

def contentSpec = copySpec {
  from("content") {
    include "**/*.txt"
  }
}

task copy(type: Copy) {
  into "$buildDir/copy"
  with contentSpec
}