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[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[],[],null,["# Reverse a list\n\nReverses the elements in a list.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Lists](/workflows/docs/reference/syntax/lists)\n\nCode sample\n-----------\n\n### YAML\n\n # Reverse the order of elements in a list\n # Expected output: `[3,2,1]`\n main:\n steps:\n - call_reverse_list:\n call: reverse_list\n args:\n source: [1, 2, 3]\n result: output\n - return_message:\n return: ${output}\n\n reverse_list:\n params: [source]\n steps:\n - init:\n assign:\n - dst: []\n - reverse:\n for:\n value: entry\n in: ${source}\n steps:\n - prepend_value:\n assign:\n - dst: ${list.prepend(dst, entry)}\n - return_destination:\n return: ${dst}\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=workflows)."]]