Ferramentas para capturar e converter a Web

Converter tabelas HTML em CSV com GrabzIt Tabela para CSV

In business, data is often critical. Businesses and organizations rely on data to make informed decisions and drive growth. However, extracting data from various sources can be a time-consuming and tedious process.

HTML tables serve as a common source of data that exists all over the internet. This article discusses converting HTML tables to CSV format. The only viable way to convert HTML to CSV. CSV is a popular file type for extracting data.

O que é CSV?

CSV stands for Comma-Separated Values, and it is a simple file format used to store tabular data. Each line in a CSV file represents a row in the table, and commas separate the values. Many people use this format because it is easy to read and can open in any spreadsheet program. Such as Microsoft Excel or Google Sheets.

Why Convert HTML Tables to CSV?

People commonly use HTML tables to display data on websites, but they are not ideal for data extraction. Manually copying and pasting data from an HTML table can be time-consuming and prone to errors. Automatically converting an HTML table to CSV makes it easy to transfer data to a spreadsheet program. Making further analysing the data easy.

Other Formats for Converting HTML Tables

Aside from CSV, there are also other file formats that are useful when converting HTML tables, these are JSON and XLSX. Web applications commonly use JSON as a lightweight data interchange format. Spreadsheet programs use XLSX, these programs offer more advanced data processing and insight features.

How GrabzIt reads HTML Tables

GrabzIt can read data that is available on the web in a tabular format, but is not easily extractable. This could be anything from stock prices to a television channel listing. GrabzIt's HTML Table to CSV service can extract this information.

GrabzIt's API or Ferramenta de captura de tela on-line can convert HTML tables into multiple file types including CSV, JSON, or Excel. Additionally, you can extract multiple tables at once when using Microsoft Excel. Creating a new Excel sheet or object for each table found.

GrabzIt does this by using the table headers, table rows, and columns. From the table data to create a CSV file or other file format. The CSV files and XLSX spreadsheets will be openable in any spreadsheet program including Google Sheets.

The table convertor uses a web browser to properly read the columns or rows of any tables. Before returning it to you in a format that is easily readable.

Try the example below to see how the API converts HTML tables to Excel, JSON and CSV files online. Just enter the URL of a web page that contains an HTML table and click GrabzIt. After completion, the system will automatically download a file that represents the table.

API da tabela HTML

GrabzIt's HTML Table API supports multiple programming languages. Simply choose the required language from the options below to view a code snippet and receive instructions on how to begin.

Esse trecho de código indica o quão simples é converter uma tabela HTML intou documento usando ASP.NET. Para começar a converter tabelas HTML apenas baixar a biblioteca do ASP.NET e depois pegue seu chave e segredo. Finalmente confira o Documentação da API para ASP.NET para descobrir todas as maneiras de usar a API do GrabzIt.

GrabzItClient grabzIt = new GrabzItClient("Sign in to view your Application Key", "Sign in to view your Application Secret");

TableOptions options = new TableOptions();
options.Format = TableFormat.;

grabzIt.URLToTable("http://www.example.com/page-with-table.html", options); 
grabzIt.SaveTo("tables/result.");

Esse trecho de código indica o quão simples é converter uma tabela HTML intou documento usando Java. Para começar a converter tabelas HTML apenas faça o download da biblioteca Java e depois pegue seu chave e segredo. Finalmente confira o Documentação da API para Java para descobrir todas as maneiras de usar a API do GrabzIt.

GrabzItClient grabzIt = new GrabzItClient("Sign in to view your Application Key", "Sign in to view your Application Secret");

TableOptions options = new TableOptions();
options.setFormat(TableFormat.);

grabzIt.URLToTable("http://www.example.com/page-with-table.html", options); 
grabzIt.SaveTo("tables/result.");

Esse trecho de código indica o quão simples é converter uma tabela HTML intou documento usando JavaScript. Para começar a converter tabelas HTML, baixe Biblioteca JavaScript de GrabzIt. Então pegue seu chave e segredo, adicione o domínio você deseja usar o JavaScript e finalmente confira o Documentação da API para JavaScript para descobrir todas as maneiras de usar a API do GrabzIt.

<script src="https://cdn.jsdelivr.net/npm/@grabzit/js@/grabzit.min.js"></script>
<script>
GrabzIt("Sign in to view your Application Key").ConvertURL("http://www.example.com/page-with-table.html", 
{"format":""}).Create();
</script>

This code snippet indicates how straightforward it is to convert HTML to using Node.js. To start converting HTML tables just baixe o pacote Node.js. e depois pegue seu chave e segredo. Finalmente confira o Documentação da API para Node.js para descobrir todas as maneiras de usar a API do GrabzIt.

var grabzit = require('grabzit');

var client = new grabzit("Sign in to view your Application Key", "Sign in to view your Application Secret");

var options = {"format",""};

client.url_to_table("http://www.example.com/page-with-table.html", options);
client.save_to("tables/result.", function (error, id){
    if (error != null){
        throw error;
    }
});

Esse trecho de código indica o quão simples é converter uma tabela HTML intou documento usando Perl. Para começar a converter tabelas HTML apenas faça o download da biblioteca Perl e depois pegue seu chave e segredo. Finalmente confira o Documentação da API para Perl para descobrir todas as maneiras de usar a API do GrabzIt.

#!/usr/bin/perl

use GrabzItClient;

$grabzIt = GrabzItClient->new("Sign in to view your Application Key", "Sign in to view your Application Secret");

$options = GrabzItTableOptions->new();
$options->format("");

$grabzIt->URLToTable("http://www.example.com/page-with-table.html", $options);
$grabzIt->SaveTo("tables/result.");

Esse trecho de código indica o quão simples é converter uma tabela HTML intou documento usando PHP. Para começar a converter tabelas HTML apenas baixe a biblioteca PHP e depois pegue seu chave e segredo. Finalmente confira o Documentação da API para PHP para descobrir todas as maneiras de usar a API do GrabzIt.

include("GrabzItClient.php");

$grabzIt = new \GrabzIt\GrabzItClient("Sign in to view your Application Key", "Sign in to view your Application Secret");

$options = new \GrabzIt\GrabzItTableOptions();
$options->setFormat("");

$grabzIt->URLToTable("http://www.example.com/page-with-table.html", $options); 
$grabzIt->SaveTo("tables/result.");

Esse trecho de código indica o quão simples é converter uma tabela HTML intou documento usando Python. Para começar a converter tabelas HTML apenas baixe a biblioteca Python e depois pegue seu chave e segredo. Finalmente confira o Documentação da API para Python para descobrir todas as maneiras de usar a API do GrabzIt.

from GrabzIt import GrabzItClient

grabzIt = GrabzItClient.GrabzItClient("Sign in to view your Application Key", "Sign in to view your Application Secret")

options = GrabzItTableOptions.GrabzItTableOptions()
options.format = ""

grabzIt.URLToTable("http://www.example.com/page-with-table.html", options) 
grabzIt.SaveTo("tables/result.") 

This code shows how easy it is to change an HTML Table intou document with our REST API. Also check out the Documentação da API para a API REST para mais maneiras de personalizar suas extrações de tabela.

https://api.grabz.it/services/convert?key=Sign in to view your Application Key&format=&url=http%3A%2F%2Fwww.example.com%2Fpage-with-table.html

Esse trecho de código indica o quão simples é converter uma tabela HTML intou documento usando Ruby. Para começar a converter tabelas HTML apenas faça o download da Ruby Gem e depois pegue seu chave e segredo. Finalmente confira o Documentação da API para Ruby para descobrir todas as maneiras de usar a API do GrabzIt.

require 'grabzit'

grabzItClient = GrabzIt::Client.new("Sign in to view your Application Key", "Sign in to view your Application Secret")

options = GrabzIt::TableOptions.new()
options.format = ""

grabzItClient.url_to_table("http://www.example.com/page-with-table.html", options)	
grabzItClient.save_to("tables/result.")