docs: function()
  {
      for (let a=0; a<this.data.values.length; a++)
      {
          if (utils.holds(this.data.condition, this.data.values[a]))
          {
              if (utils.isNumber(this.data.condition))
              {
                  // Push the index of the array instead of the value:
                  this.data.found.push(a);
              }
              else
              {
                  this.data.found.push(this.data.values[a]);
              }
          }
      }
  
      this.data.errors.found = (this.data.found.length === 0);
  
      // Enable "chaining" of data, too:
      this.data.values = this.data.found;
  }