2018年swoole实战4-异步io读写异步读文件异步写文件

云想衣裳花想容
春风拂槛露华浓
若非群玉山头见
会向瑶台月下逢

<?php
$result = swoole_async_read(__DIR__.'/test.txt', function($filename, $fileContent) {
    echo "文件名称:" . $filename . PHP_EOL;
    echo "文件内容:" . PHP_EOL . $fileContent . PHP_EOL;
});

echo "开始读取文件" . PHP_EOL;

<?php
$content = "\n一枝红艳露凝香\n云雨巫山枉断肠\n借问汉宫谁得似\n可怜飞燕倚新妆";
swoole_async_writefile(__DIR__."/test.txt", $content, function($filename) {
    echo "写入成功";
}, FILE_APPEND);

echo "开始写入文件" . PHP_EOL;