Method trim

external/.scrollLibs.js:17111–17115

()

    return this.parent._insertBlock(this.toString(), this.index + 1)
  }
  trim() {
    // todo: could do this so only the trimmed rows are deleted.
    this.setSubparticles(this.subparticlesToString().trim())
    return this
  }
  destroy() {
    this.parent._deleteParticle(this)
  }