# encoding: utf-8 numbers = $objectWrappers.wrap($arrays.arrayOf($plugins.loadClass("java.lang.Long"), 1, 2, 3, 4, 5)) stringBuilder = java::lang::StringBuilder.new # 将数组元素连接到 StringBuilder 中,使用 ", " 作为分隔符 numbers.joinTo(stringBuilder, ", ", "[", "]", -1, "...") { |it| it.to_s } # 输出:连接后的字符串: [1, 2, 3, 4, 5] $console.log("连接后的字符串: ", stringBuilder)