function readline in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 vendor/guzzlehttp/psr7/src/functions.php \GuzzleHttp\Psr7\readline()

Read a line from the stream up to the maximum allowed buffer length

Parameters

StreamInterface $stream Stream to read from:

int $maxLength Maximum buffer length:

Return value

string|bool

1 string reference to 'readline'

Shell::__construct in vendor/symfony/console/Shell.php

Constructor.

File

vendor/guzzlehttp/psr7/src/functions.php, line 413

Namespace

GuzzleHttp\Psr7

Code

function readline(StreamInterface $stream, $maxLength = null) {
  $buffer = '';
  $size = 0;
  while (!$stream
    ->eof()) {

    // Using a loose equality here to match on '' and false.
    if (null == ($byte = $stream
      ->read(1))) {
      return $buffer;
    }
    $buffer .= $byte;

    // Break when a new line is found or the max length - 1 is reached
    if ($byte == PHP_EOL || ++$size == $maxLength - 1) {
      break;
    }
  }
  return $buffer;
}