拼接文本 / text.join

使用场景 / Purpose

Text: join. 本技能对提供的参数执行计算，输入输出契约如下。文档例子来自已实现函数的固定验收样例；网页本身不执行代码。

输入字段 / Parameters

字段	类型	要求	约束与说明
`items`	"array"	必填 Required	`{"items": {"type": "string", "minLength": 0, "maxLength": 1000}, "minItems": 0, "maxItems": 500}`
`delimiter`	"string"	必填 Required	`{"minLength": 0, "maxLength": 50}`

输入例子 / Example input

{
  "items": [
    "red",
    "blue"
  ],
  "delimiter": " | "
}

预期输出 / Expected output

"red | blue"

完整输入 JSON Schema

{
  "type": "object",
  "properties": {
    "items": {
      "type": "array",
      "items": {
        "type": "string",
        "minLength": 0,
        "maxLength": 1000
      },
      "minItems": 0,
      "maxItems": 500
    },
    "delimiter": {
      "type": "string",
      "minLength": 0,
      "maxLength": 50
    }
  },
  "required": [
    "items",
    "delimiter"
  ],
  "additionalProperties": false,
  "maxProperties": 1000
}

完整输出 JSON Schema

{
  "type": "string",
  "minLength": 0,
  "maxLength": 128000
}