Sai A Sai A
Updated date Oct 11, 2023
In this blog, we will learn how to convert an Array to a CSV File in PHP. From the reliable fputcsv() to the concise implode() function.

Introduction:

In web development, data manipulation is a core skill. A common challenge faced by developers is converting arrays into CSV (Comma-Separated Values) files—an essential task for handling tabular data. PHP, a powerful scripting language, offers diverse methods for accomplishing this task efficiently. In this blog, we will explore multiple techniques for converting arrays to CSV files in PHP.

Method 1: Harnessing the Power of fputcsv() Function

Our first approach involves utilizing PHP's built-in fputcsv() function, a robust mechanism for writing CSV files. Let's delve into a practical demonstration:

<?php
$data = [
    ['Name', 'Age', 'Country'],
    ['John Doe', 25, 'USA'],
    ['Jane Smith', 30, 'Canada'],
    // Add more data as needed
];

$fp = fopen('output_method_1.csv', 'w');

foreach ($data as $row) {
    fputcsv($fp, $row);
}

fclose($fp);
?>

Output:

The fputcsv() function seamlessly formats each array row into a CSV line. Executing the above script generates a file named output_method_1.csv with the following content:

Name,Age,Country
John Doe,25,USA
Jane Smith,30,Canada

Method 2: Symphony of implode() Function

For our second symphony, we'll compose CSV lines using the implode() function. This straightforward method is particularly effective for simpler arrays:

<?php
$data = [
    ['Name', 'Age', 'Country'],
    ['John Doe', 25, 'USA'],
    ['Jane Smith', 30, 'Canada'],
    // Add more data as needed
];

$fp = fopen('output_method_2.csv', 'w');

foreach ($data as $row) {
    fwrite($fp, implode(',', $row) . "\n");
}

fclose($fp);
?>

Output:

Here, implode(',', $row) concatenates array elements with commas, forming a CSV string. The resulting output_method_2.csv file mirrors the output of Method 1.

Conclusion:

In conclusion, this blog has explored two distinct methods for converting arrays to CSV files in PHP, a fundamental skill for web developers working with tabular data. Method 1 leverages the robust fputcsv() function for efficient CSV creation, while Method 2 elegantly employs the implode() function, particularly suitable for simpler arrays

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