From 14eab59689899f3a578666db5dc3e9fc500e26f7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9E=97=E7=8F=8A?= <13159217895>
Date: Fri, 17 Feb 2023 16:58:58 +0800
Subject: [PATCH 1/2] =?UTF-8?q?'=E4=BD=9C=E4=B8=9A'?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../1.js"                                     | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 "\346\236\227\347\217\212/\346\226\207\344\273\266\345\206\231\345\205\245/1.js"

diff --git "a/\346\236\227\347\217\212/\346\226\207\344\273\266\345\206\231\345\205\245/1.js" "b/\346\236\227\347\217\212/\346\226\207\344\273\266\345\206\231\345\205\245/1.js"
new file mode 100644
index 00000000..758f6937
--- /dev/null
+++ "b/\346\236\227\347\217\212/\346\226\207\344\273\266\345\206\231\345\205\245/1.js"
@@ -0,0 +1,33 @@
+// 生成100个文件，每个文件存入一个1到1000的随机数字，再取出最大值的那个文件,值也要取出来,再取出最小的那个.
+
+let fs = require("fs");
+
+let arr = [];
+
+let max = 0;
+let min = 1001;
+
+let maxfile = 0;
+let minfile = 0;
+
+for(var i = 1; i < 101; i++) {
+    let nums = Math.ceil(Math.random() * 1000); // 生成一个1到1000的随机数，Math.ceil向上取整
+
+    fs.writeFileSync("./" + i + ".txt","" + nums + ""); // 同步写入一个文件，并把生成的随机数写入进去
+
+    arr[i] = (fs.readFileSync("./" + i + ".txt").toString()); // 同步读取每一个文件的内容
+
+    // 判断最大值
+    if(arr[i]>max) {
+        max = arr[i];
+        maxfile = i;
+    }
+
+    // 判断最小值
+    if(arr[i]<min) {
+        min = arr[i];
+        minfile = i;
+    }
+}
+console.log("最大值所处的文件名：" + maxfile + ".txt，它的值为：" + max);
+console.log("最小值所处的文件名：" + minfile + ".txt，它的值为：" + min);
\ No newline at end of file
-- 
Gitee


From 8c0455655ee4267f39cfbaab040d262570444168 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9E=97=E7=8F=8A?= <13159217895>
Date: Sat, 18 Feb 2023 16:42:51 +0800
Subject: [PATCH 2/2] =?UTF-8?q?'=E4=BD=9C=E4=B8=9A'?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../file.js"                                  | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 "\346\236\227\347\217\212/\345\274\202\346\255\245\345\220\214\346\255\245\347\224\237\346\210\220\346\226\207\344\273\266/file.js"

diff --git "a/\346\236\227\347\217\212/\345\274\202\346\255\245\345\220\214\346\255\245\347\224\237\346\210\220\346\226\207\344\273\266/file.js" "b/\346\236\227\347\217\212/\345\274\202\346\255\245\345\220\214\346\255\245\347\224\237\346\210\220\346\226\207\344\273\266/file.js"
new file mode 100644
index 00000000..489b8fbc
--- /dev/null
+++ "b/\346\236\227\347\217\212/\345\274\202\346\255\245\345\220\214\346\255\245\347\224\237\346\210\220\346\226\207\344\273\266/file.js"
@@ -0,0 +1,22 @@
+// 作业2:用同步异步分别生成1000个文件，分别同步的耗时异步的耗时 
+let fs = require("fs");
+
+let time1 = new Date().getTime();
+for (var i = 1; i < 1001; i++) {
+    fs.writeFileSync("./同步/" + i + ".txt", 123 + "");
+}
+let time2 = new Date().getTime();
+console.log("同步生成文件所耗时间：" + (time2 - time1));
+
+let createNum = 0;
+let time3 = new Date().getTime();
+let time4 = 0;
+for (var j = 1; j < 1001; j++) {
+    fs.writeFile("./异步/" + j + ".txt", 111 + "", (err) => {
+        createNum++;
+        if (createNum == 1000) {
+            time4 = new Date().getTime();
+            console.log("异步生成文件所耗时间：" + (time4 - time3));
+        }
+    });
+}
-- 
Gitee