TypeScript d3-dsv.tsvParse函数代码示例

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本文整理汇总了TypeScript中d3-dsv.tsvParse函数的典型用法代码示例。如果您正苦于以下问题：TypeScript tsvParse函数的具体用法？TypeScript tsvParse怎么用？TypeScript tsvParse使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了tsvParse函数的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的TypeScript代码示例。

示例1: Date

str = d3Dsv.csvFormatRows(parseRowsMappedArray.map((d) => [
    d.year ? d.year.getFullYear().toString() : '',
    d.make,
    d.model,
    d.length.toString()
]));

// ------------------------------------------------------------------------------------------
// Test TSV
// ------------------------------------------------------------------------------------------

// tsvParse(...) ============================================================================

// without row mapper -----------------------------------------------------------------------

parseArray = d3Dsv.tsvParse(tsvTestStringWithHeader);
rowArrayHeader = d3Dsv.tsvParse<Headers>(csvTestStringWithHeader);

// with row mapper ---------------------------------------------------------------------------

parseMappedArray = d3Dsv.tsvParse(tsvTestStringWithHeader, (rawRow, index, columns) => {
    const rr: d3Dsv.DSVRowString = rawRow;
    const i: number = index;
    const c: string[] = columns;
    const d: number | null = rr.Year ? +rr.Year! : null;
    const pr: ParsedTestObject | null | undefined = d !== null
        ? (
            d > 1997
                ? {
                    year: new Date(d, 0, 1),
                    make: rr.Make ? rr.Make! : "Missing Value",

开发者ID:CNBoland，项目名称:DefinitelyTyped，代码行数:31，代码来源:d3-dsv-tests.ts

示例2: function

    d.year.getFullYear().toString(),
    d.make,
    d.model,
    d.length.toString()
  ];
}));

// ------------------------------------------------------------------------------------------
// Test TSV
// ------------------------------------------------------------------------------------------

// tsvParse(...) ============================================================================

// without row mapper -----------------------------------------------------------------------

parseArray = d3Dsv.tsvParse(tsvTestStringWithHeader);

columns = parseArray.columns;

str = parseArray[0]['Year'];
// date = parseArray[0]['Year']; // fails, return value is string

// with row mapper ---------------------------------------------------------------------------

parseMappedArray = d3Dsv.tsvParse(tsvTestStringWithHeader, function (rawRow, index, columns) {
    let rr: d3Dsv.DSVRowString = rawRow;
    let i: number = index;
    let c: Array<string> = columns;
    let pr: ParsedTestObject;

    pr = {

开发者ID:ArtemZag，项目名称:DefinitelyTyped，代码行数:31，代码来源:d3-dsv-tests.ts

示例3:

str = d3Dsv.csvFormatRows(parseRowsMappedArray.map((d, i) => [
    d.year ? d.year.getFullYear().toString() : '',
    d.make,
    d.model,
    d.length.toString()
]));

// ------------------------------------------------------------------------------------------
// Test TSV
// ------------------------------------------------------------------------------------------

// tsvParse(...) ============================================================================

// without row mapper -----------------------------------------------------------------------

parseArray = d3Dsv.tsvParse(tsvTestStringWithHeader);

columns = parseArray.columns;

strMaybe = parseArray[0]['Year'];
// date = parseArray[0]['Year']; // fails, return value is string

// with row mapper ---------------------------------------------------------------------------

parseMappedArray = d3Dsv.tsvParse(tsvTestStringWithHeader, (rawRow, index, columns) => {
    const rr: d3Dsv.DSVRowString = rawRow;
    const i: number = index;
    const c: string[] = columns;
    const d: number | null = rr['Year'] ? +rr['Year']! : null;
    const pr: ParsedTestObject | null | undefined = d !== null
        ? (

开发者ID:github-account-because-they-want-it，项目名称:DefinitelyTyped，代码行数:31，代码来源:d3-dsv-tests.ts

示例4: Date

str = d3Dsv.csvFormatRows(parseRowsMappedArray.map((d, i) => [
    d.year.getFullYear().toString(),
    d.make,
    d.model,
    d.length.toString()
]));

// ------------------------------------------------------------------------------------------
// Test TSV
// ------------------------------------------------------------------------------------------

// tsvParse(...) ============================================================================

// without row mapper -----------------------------------------------------------------------

parseArray = d3Dsv.tsvParse(tsvTestStringWithHeader);

columns = parseArray.columns;

str = parseArray[0]['Year'];
// date = parseArray[0]['Year']; // fails, return value is string

// with row mapper ---------------------------------------------------------------------------

parseMappedArray = d3Dsv.tsvParse(tsvTestStringWithHeader, (rawRow, index, columns) => {
    const rr: d3Dsv.DSVRowString = rawRow;
    const i: number = index;
    const c: string[] = columns;
    const pr: ParsedTestObject = {
        year: new Date(+rr['Year'], 0, 1),
        make: rr['Make'],

开发者ID:EmmaRamirez，项目名称:DefinitelyTyped，代码行数:31，代码来源:d3-dsv-tests.ts

注：本文中的d3-dsv.tsvParse函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。