(PHP 8 >= 8.3.0)
stream_context_set_options — Sets options on the specified context
Sets options on the specified context.
contextThe stream or context resource to apply the options to.
options
       The options to set for context.
      
Note:
optionsmust be an associative array of associative arrays in the format$array['wrapper']['option'] = $value.Refer to context options and parameters for a listing of stream options.
Example #1 stream_context_set_options() example
<?php
$context = stream_context_create();
$options = [
    'http' => [
        'protocol_version' => 1.1,
        'user_agent' => 'PHPT Agent',
    ],
];
stream_context_set_options($context, $options);
var_dump(stream_context_get_options($context));
?>The above example will output:
array(1) {
  ["http"]=>
  array(2) {
    ["protocol_version"]=>
    float(1.1)
    ["user_agent"]=>
    string(10) "PHPT Agent"
  }
}
