curl_init函数

curl_init

(PHP 4 >= 4.0.2, PHP 5)

curl_init — Initialize a cURL session

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 Description

resource  curl_init ([  string $url = NULL ] )

Initializes a new session and return a cURL handle for use with the curl_setopt(), curl_exec(), and curl_close() functions.

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 Parameters

url

If provided, the CURLOPT_URL option will be set to its value. You can manually set this using the curl_setopt() function.

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 Return Values

Returns a cURL handle on success, FALSE on errors.

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 Examples

Example #1 Initializing a new cURL session and fetching a web page

<?php
// create a new cURL resource
$ch = curl_init();

// set URL and other appropriate options
curl_setopt($ch, CURLOPT_URL, "http://www.example.com/");
curl_setopt($ch, CURLOPT_HEADER, 0);

// grab URL and pass it to the browser
curl_exec($ch);

// close cURL resource, and free up system resources
curl_close($ch);
?>

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 See Also

• curl_close() - Close a cURL session
• curl_multi_init() - Returns a new cURL multi handle