[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["難以理解","hardToUnderstand","thumb-down"],["資訊或程式碼範例有誤","incorrectInformationOrSampleCode","thumb-down"],["缺少我需要的資訊/範例","missingTheInformationSamplesINeed","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-07-31 (世界標準時間)。"],[],[],null,["UNIX_DATE\n=========\n\nReturns the number of days since 1970-01-01.\n\nSample usage\n------------\n\n`UNIX_DATE(Order Date)`\n\nSyntax\n------\n\n`UNIX_DATE( `\u003cvar translate=\"no\"\u003edate_expression\u003c/var\u003e` )`\n\n### Parameters\n\n- \u003cvar translate=\"no\"\u003edate_expression\u003c/var\u003e - a Date or Date \\& Time field or expression.\n\nReturn data type\n----------------\n\nNumber\n\nExamples\n--------\n\nNotes\n-----\n\nThis function is not available for compatibility mode date types.\n\nUNIX_DATE ignores the time parts of a Date \\& Time field or expression.\n\nRelated resources\n-----------------\n\n- [Dates and times](/looker/docs/studio/dates-and-times)\n- [Calculated fields](/looker/docs/studio/about-calculated-fields)\n- [Looker Studio function list](/looker/docs/studio/function-list)"]]