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Hàm str-getcsv() trong PHP

Hướng dẫn cách sử dụng hàm str-getcsv() trong lập trình PHP

Tác dụng của hàm str-getcsv()

The str_getcsv() function parse a CSV (comma-separated values) string into an array.

The following table summarizes the technical details of this function.

Return Value: Returns an indexed array containing the CSV fields read.
Changelog: Since PHP 7.4.0, an empty string ("") for escape parameter now disables the proprietary escape mechanism. Previously, an empty string was treated like the default parameter value.
Version: PHP 5.3.0+

Syntax

The basic syntax of the str_getcsv() function is given with:

str_getcsv(string, separator, enclosure, escape);

The following example shows the str_getcsv() function in action.

<?php
// Sample CSV string
$str = "Apple,Banana,Orange,Strawberry";

// Parsing CSV string
$arr = str_getcsv($str);
print_r($arr);
?>

Parameters

The str_getcsv() function accepts the following parameters.

Parameter Description
string Required. Specifies the string to parse.
separator Optional. Specifies the field separator (one character only). Default is comma (,).
enclosure Optional. Specifies the field enclosure character (one character only). Default value is a double quotation mark (").
escape Optional. Specifies the escape character (one character only). Default is backslash (\). An empty string ("") disables the proprietary escape mechanism.

More Examples

Here're some more examples showing how str_getcsv() function actually works:

The following example shows how a CSV string having field with embedded comma will be parsed:

<?php
// Sample CSV string
$str = 'Avatar,2009,"James Cameron","Sci-fi, Action"';

// Parsing CSV string
$arr = str_getcsv($str);
print_r($arr);
?>

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