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Perl

Example: Http.CloseAllConnections method

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Demonstrates how to call the CloseAllConnections method.

Chilkat Perl Downloads

Chilkat2 Perl
use strict;
use warnings;
use Chilkat2;

my $http = Chilkat2::Http->new;

# Demonstrate
my $url = 'https://finnhub.io/api/v1/quote?symbol={$symbol}&token={$api_key}';

# When the request is sent, the {$symbol} is replaced with "MSFT"
# and the {$api_key} is replaced with "1234567890ABCDEF"
$http->SetUrlVar('symbol', 'MSFT');
$http->SetUrlVar('api_key', '1234567890ABCDEF');

my $sbJson = Chilkat2::StringBuilder->new;
my $success = $http->QuickGetSb($url, $sbJson);
if (!$success) {
    print $http->LastErrorText, "\n";
    exit;
}

my $statusCode = $http->LastStatus;
print $http->LastResponseHeader, "\n";

# The response header contains this:

# Date: Tue, 19 Aug 2025 12:18:56 GMT
# Content-Type: application/json; charset=utf-8
# Transfer-Encoding: chunked
# Connection: keep-alive
# Content-Encoding: gzip

# The "Connection: keep-alive" header ensures the server keeps the connection open for subsequent requests.
# If the server responds with a "Connection: close" header, it indicates the connection will be closed after the response.
# Consequently, Chilkat will also close the connection, requiring a new one to be established for any subsequent requests to the same server.

# If your application uses the same HTTP object instance to send requests to a different server, a new connection will be established with that server.
# Existing connections remain open, with Chilkat maintaining up to 10 open connections.
# If all 10 connections are in use, Chilkat will close the least recently used connection to connect to a new server.

# Your application can explicitly close all open connections like this:
$success = $http->CloseAllConnections();
if (!$success) {
    print $http->LastErrorText, "\n";
    exit;
}

print "Success.\n";