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Signed-off-by: 陈银军 <yinjun.chen1@gientech.com>

test1/fs/createWriteStream.js

@@ -0,0 +1,18 @@
+const fs = require('fs')
+const writeStream = fs.createWriteStream('./output.txt')
+writeStream.write('hello world!')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+writeStream.write('hello world!\n')
+// end(): 等待缓冲区数据全部写完后再关闭流，触发 finish 事件，再触发 close 事件
+writeStream.end()
+// close(): 直接关闭流并释放资源，不会等待缓冲区数据写完，可能丢失未写入的数据
+writeStream.close()

test1/fs/output.txt

@@ -0,0 +1,11 @@
+hello world!hello world!
+hello world!
+hello world!
+hello world!
+hello world!
+hello world!
+hello world!
+hello world!
+hello world!
+hello world!
+hello world!