parseCSV

Curs Php-mysql

- parseCSV e o clasa PHP gratuita pentru citire si scriere usor a datelor in format CSV.
- Download parseCSV 0.4.3 beta.

Caracteristici

• Suporta valori inchise, virgule inchise, ghilimele duble si linii noi.
• Detectare automata caracter de delimitare.
• Sortare /filtrare dupa anumite campuri /coloane.
• Comenzi SQL de baza, limitare date returnate.
• Retine datele CSV in array, transforma array in format CSV.
• Detectare erori intr-un mod "inteligent", dar depinde si de structura continutului CSV.
• Suporta conversia caracterelor, folosind functia PHP iconv().

Exemple
- Urmatoarele doua exemple folosesc acest CSV, salvat in "books.csv":
1. Citire fisier CSV (cu auto-detectare caracter de delimitare) si retine datele in array:

<?php
// include clasa parseCSV
include('parsecsv/parsecsv.class.php');

// creaza obiect parseCSV
$csv = new parseCSV();

// Citeste si analizeaza 'books' folosind detectarea automata a delimitarii
$csv->auto('books.csv');

// daca stiti caracterul de delimitare (daca nu e cel standard, virgula ','), il puteti adauga
// $csv->delimiter = "\t"; // delimitator tab

$csvdata = $csv->data; // retine datele csv in array

// afiseaza rezultatul
echo '<pre>';
print_r($csvdata);
echo '</pre>';
?>

Rezulta:

Array
(
 [0] => Array
 (
 [rating] => 0
 [title] => The Third Secret
 [author] => Steve Berry
 [type] => Book
 [asin] => 0340899263
 [tags] => 
 [review] => need to find time to read this book
 )
 [1] => Array
 (
 [rating] => 3
 [title] => The Last Templar
 [author] => Raymond Khoury
 [type] => Book
 [asin] => 0752880705
 [tags] => 
 [review] => 
 )
 [2] => Array
 (
 [rating] => 4
 [title] => The Da Vinci Code (Hardcover)
 [author] => Dan Brown
 [type] => Book 
 [asin] => 0385504209
 [tags] => book movie danbrown bestseller davinci
 [review] => 
 )
)

2. Citeste fisierul CSV, sorteaza datele dupa "title".

<?php
// include clasa parseCSV.
include('parsecsv/parsecsv.class.php');

// creaza obiect parseCSV
$csv = new parseCSV();

$csv->sort_by = 'title';

// Citeste si analizeaza 'books' folosind detectarea automata a delimitarii
$csv->auto('books.csv');

$csvdata = $csv->data; // retine datele din csv in array

// afiseaza rezultatul
echo '<pre>';
print_r($csvdata);
echo '</pre>';
?>

Rezulta:

Array
(
 [The Da Vinci Code (Hardcover)] => Array
 (
 [rating] => 4
 [title] => The Da Vinci Code (Hardcover)
 [author] => Dan Brown
 [type] => Book 
 [asin] => 0385504209
 [tags] => book movie danbrown bestseller davinci
 [review] => 
 )
 [The Last Templar] => Array
 (
 [rating] => 3
 [title] => The Last Templar
 [author] => Raymond Khoury
 [type] => Book
 [asin] => 0752880705
 [tags] => 
 [review] => 
 )
 [The Third Secret] => Array
 (
 [rating] => 0
 [title] => The Third Secret
 [author] => Steve Berry
 [type] => Book
 [asin] => 0340899263
 [tags] => 
 [review] => need to find time to read this book
 )
)

3. Transforma array 2D in CSV, si-l trimite ca fisier la browser ca sa fie descarcat.

<?php
// include clasa parseCSV.
include('parsecsv/parsecsv.class.php');

$csvHeader = array('category', 'link'); // csv header

// array bi-dimensional cu datele pt csv (dupa cum e setat la header)
$csvData = array(
 array('tutorials', 'http://www.coursesweb.net/php-mysql/tutorials_t'),
 array('scripts', 'http://www.coursesweb.net/php-mysql/scripts_s2'),
 array('resources', 'http://www.coursesweb.net/php-mysql/download_l2')
 );

// creaza obiect parseCSV.
$csv = new parseCSV();

// transforma array-ul bi-dimensional in CSV, si-l trimite ca fisier la browser ca sa fie descarcat
// (nume_fisier, date-csv, csv-header, delimitator)
$csv->output('coursesweb.csv', $csvData, $csvHeader, ',');
?>

Rezulta acest CSV:
- In arhiva cu clasa parseCSV veti gasi mai multe exemple.
• parseCSV Web Site.

<a href="http://coursesweb.net/" title="CoursesWeb.net">CoursesWeb.net</a>

h2 {
  font-family:"Calibri", sans-serif;
}

var elm_list = document.querySelectorAll("div.cls");
var nr_elms = elm_list.length;       // numar elemente selectate
alert(nr_elms);

$arr =[1, 2, 3, 4);
$arr_sum = array_sum($arr);
echo $arr_sum;       // 10

We studied English.
- Noi am studiat engleza.

Yo digo siempre la verdad.
- Eu spun mereu adevarul.