[[["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:2025-09-05 (世界標準時間)。"],[],[],null,["# Time formatting for charts\n\n| **Note:** This page is part of the [Retrieve and chart data](/looker/docs/retrieve-and-chart-data) learning series.\n\nIf your chart has a time dimension on the x-axis, you can change the formatting of the x-axis label by using the **Time Label Format** setting in the **X** tab of the visualization options.\n\nTime label expressions\n----------------------\n\nYou can format time values in Looker charts by using the syntax in the following table.\n\n| **Note:** Quarter time formatting is not supported. Consider including a quarter timeframe in your date [dimension_group](/looker/docs/reference/param-field-dimension-group) and selecting that quarter timeframe in the visualization to display and filter data by quarters.\n\nExamples\n--------\n\nYou can combine expressions together to create custom time formats, such as in the examples in the following table."]]