修改使用文档，测试修改

README.md

@@ -1,6 +1,13 @@
 <h1 align="center">  muti process worker </h1>
 
-<p align="center"> use muti process worker do tasks  easily.</p>
+<p align="center"> use muti process worker do tasks  quickily and easily.</p>
+
+## Introduction
+
+provide child process work space ,you can do task in child work space in onWork function .
+also it provide functions to get work content quickily and easily ,you can see `MultiProcessWorker::getWorkContentByIdMode` and  `MultiProcessWorker::getWorkContentByOffsetMode` 
+
+
 
 ## Requires
 
@@ -19,23 +26,30 @@ $ composer require cr-mao/multi-process-worker
 
 ## Usage
 ```php
-use Xpx\MultiProcessWorker\MultiProcessWorker;
+
+use Crmao\MultiProcessWorker\MultiProcessWorker;
+
 $workNum = 4;
-$totalTaskNum = 101;
-// pcntl模式，
-$worker = new MultiProcessWorker(4,101,MultiProcessWorker::modePcntl);
-// swooleProcess模式
-// $worker = new MultiProcessWorker(4,101,MultiProcessWorker::modeSignleSwooleProcess);
-$worker->onWork = function ($startTaskId, $endTaskId, $isLastWorkPage, $workPage, $pid) {
-    //每个工作空间，如任务数较多，建议分页处理
-    echo "工作空间编号{$workPage},pid:{$pid}, 负责任务编号{$startTaskId}-{$endTaskId}";
-    if ($isLastWorkPage) {
-        echo " 最后一个工作空间，需要跑脚本新增情况考虑，如select * from xxx where id > {$startTaskId}";
-    }
-    echo "begin work";
+$worker = new MultiProcessWorker($workNum, MultiProcessWorker::modePcntl);
+//$worker = new MultiProcessWorker($workNum, MultiProcessWorker::modeSignleSwooleProcess);
+$worker->onWork = function ($workPage, $pid) use ($workNum) {
     echo PHP_EOL;
+    echo "工作空间编号:{$workPage},进程id:{$pid}" . PHP_EOL;
+
+    //提供便捷函数，快速获得任务内容 ，模式一：id模式
+    list($beginId, $endId, $isLastWorkPage) = MultiProcessWorker::getWorkContentByIdMode($workPage, 4, 1, 100001);
+    //  select * from xxx where id >={$beginId} AND id <= {$endId},每个进程内可以自行在分页处理,  最后一个工作空间,你也许要考虑数据新增情况
+    echo "begin mysql id is {$beginId}, end mysql id is {$endId}, 是否是最后一个工作空间:{$isLastWorkPage}";
+    echo PHP_EOL;
+
+    //提供便捷函数，快速获得内容 ，模式二: offset,limit 模式
+    list($offset, $limit, $isLastWorkPage) = MultiProcessWorker::getWorkContentByOffsetMode($workPage, $workNum, 10001);
+    echo "offset is {$offset}, limit is {$limit}, 是否是最后一个工作空间:{$isLastWorkPage} ";
+    echo PHP_EOL;
+    sleep(3);
 };
 $worker->start();
+
 ```
 
 
@@ -58,3 +72,5 @@ MIT
 
  - https://wiki.swoole.com/#/process/process?id=process
 
+ - https://github.com/yidas/php-worker-dispatcher
+

composer.json

@@ -14,7 +14,7 @@
   },
   "autoload": {
     "psr-4": {
-      "Xpx\\MultiProcessWorker\\": "src"
+      "Crmao\\MultiProcessWorker\\": "src"
     }
   }
 }

test/multi_process_worker_test.php

@@ -8,40 +8,28 @@
 
 require_once __DIR__ . "/../vendor/autoload.php";
 
-use Xpx\MultiProcessWorker\MultiProcessWorker;
+use Crmao\MultiProcessWorker\MultiProcessWorker;
 
 $workNum = 4;
-$totalTaskNum = 101;
-$worker = new MultiProcessWorker(100, 10001, MultiProcessWorker::modePcntl);
-$worker->onWork = function ($startTaskId, $endTaskId, $isLastWorkPage, $workPage, $pid) {
-    //每个工作空间，如任务数较多，建议分页处理
-    echo "工作空间编号{$workPage},pid:{$pid}, 负责任务编号{$startTaskId}-{$endTaskId}";
-    if ($isLastWorkPage) {
-        echo " 最后一个工作空间，需要跑脚本新增情况考虑，如select * from xxx where id > {$startTaskId}";
-    }
-    echo "begin work";
+//$worker = new MultiProcessWorker($workNum, MultiProcessWorker::modePcntl);
+$worker = new MultiProcessWorker($workNum, MultiProcessWorker::modeSwooleProcess);
+$worker->onWork = function ($workPage, $pid) use ($workNum) {
     echo PHP_EOL;
-    sleep(10);
-};
-echo "pcntl模式------------start" . PHP_EOL;
-$worker->start();
-
-echo "pcntl模式------------end" . PHP_EOL;
+    echo "工作空间编号:{$workPage},进程id:{$pid}" . PHP_EOL;
 
-sleep(2);
+    //提供便捷函数，快速获得任务内容，id模式
+    list($beginId, $endId, $isLastWorkPage) = MultiProcessWorker::getWorkContentByIdMode($workPage, $workNum, 1, 100001);
+    //  select * from xxx where id >={$beginId} AND id <= {$endId},每个进程内可以自行在分页处理,  最后一个工作空间,你也许要考虑数据新增情况
+    echo "begin mysql id is {$beginId}, end mysql id is {$endId}, 是否是最后一个工作空间:{$isLastWorkPage}";
+    echo PHP_EOL;
 
-$worker = new MultiProcessWorker(4, 101, MultiProcessWorker::modeSignleSwooleProcess);
-$worker->onWork = function ($startTaskId, $endTaskId, $isLastWorkPage, $workPage, $pid) {
-    //每个工作空间，如任务数较多，建议分页处理
-    echo "工作空间编号{$workPage},pid:{$pid}, 负责任务编号{$startTaskId}-{$endTaskId}";
-    if ($isLastWorkPage) {
-        echo " 最后一个工作空间，需要跑脚本新增情况考虑，如select * from xxx where id > {$startTaskId}";
-    }
-    echo " begin work";
-    sleep(10);
+    //提供便捷函数，快速获得内容  offset,limit 模式
+    list($offset, $limit, $isLastWorkPage) = MultiProcessWorker::getWorkContentByOffsetMode($workPage, $workNum, 10001);
+    echo "offset is {$offset}, limit is {$limit}, 是否是最后一个工作空间:{$isLastWorkPage} ";
+    // select * from xxx where xxxxx  offset {$offset},$limit
     echo PHP_EOL;
+    sleep(3);
 };
-echo "swooleProcess模式---------start" . PHP_EOL;
 $worker->start();
-echo "swooleProcess模式---------end" . PHP_EOL;
+