How to use the papaparse.LocalChunkSize function in papaparse

To help you get started, we’ve selected a few papaparse examples, based on popular ways it is used in public projects.

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github flow-typed / flow-typed / definitions / npm / papaparse_v4.x.x / test_papaparse_v4.x.x.js View on Github external
(Papa.unparse(explicitInvalidFields): string);

Papa.unparse({
  fields: ["3"],
  data: ["3"]
});

Papa.unparse({
  fields: ["3"],
  data: ["3"]
}, {
  quotes: true
});

Papa.SCRIPT_PATH;
Papa.LocalChunkSize;
github planetlabs / viewpoints / src / components / app.js View on Github external
columns[i].push(rows[j][i]);
            }
          }

          for (let i = 0; i < columns.length; i++) {
            let newCol = intern(columns[i]);
            columns[i] = newCol.newColumn;
            enums.push(newCol.enums);
          }
          this._onReaderLoad(headings, columns, enums);
        }.bind(this),
        skipEmptyLines: true
      };
    } else {
      fileSize = fileOrUrl.size
      var bigFile = (fileSize > Papa.LocalChunkSize)
      var nChunks = Math.floor(fileSize / (Papa.LocalChunkSize*1.0))
      var iChunk = 0
      var percentDone = 0
      config = {
        header: false,
        dynamicTyping: true,
        chunk: function(dat) {
          if (headings.length === 0) {
            headings = dat.data.shift();

            columns = headings.map(function(x) {
              return [];
            });
          }

          if (bigFile) {
github planetlabs / viewpoints / src / components / app.js View on Github external
}
          }

          for (let i = 0; i < columns.length; i++) {
            let newCol = intern(columns[i]);
            columns[i] = newCol.newColumn;
            enums.push(newCol.enums);
          }
          this._onReaderLoad(headings, columns, enums);
        }.bind(this),
        skipEmptyLines: true
      };
    } else {
      fileSize = fileOrUrl.size
      var bigFile = (fileSize > Papa.LocalChunkSize)
      var nChunks = Math.floor(fileSize / (Papa.LocalChunkSize*1.0))
      var iChunk = 0
      var percentDone = 0
      config = {
        header: false,
        dynamicTyping: true,
        chunk: function(dat) {
          if (headings.length === 0) {
            headings = dat.data.shift();

            columns = headings.map(function(x) {
              return [];
            });
          }

          if (bigFile) {
            iChunk += 1;

papaparse

Fast and powerful CSV parser for the browser that supports web workers and streaming large files. Converts CSV to JSON and JSON to CSV.

MIT
Latest version published 2 years ago

Package Health Score

82 / 100
Full package analysis