课程代码

2025-12-03 23:08:39 +08:00
commit 290f629d2c
63 changed files with 7065 additions and 0 deletions
--- a/nodejs/nodeExperiment7/index3.js
+++ b/nodejs/nodeExperiment7/index3.js
@@ -0,0 +1,33 @@
+const fs = require('fs');
+const path = require('path');
+
+console.log('Start');
+
+const filePath = path.join(__dirname, 'example.html');
+if (!fs.existsSync(filePath)) {
+    fs.writeFileSync(filePath, '<html><body>Hello World</body></html>', 'utf8');
+}
+
+fs.readFile(filePath, 'utf8', (err, data) => {
+    console.log('File data read');
+    
+    if (err) {
+        console.log(__dirname);
+        console.log(err.message);
+        return;
+    }
+    
+    setTimeout(() => {
+        console.log('Timeout');
+    }, 0);
+    
+    setImmediate(() => {
+        console.log('Immediate');
+    });
+    
+    process.nextTick(() => {
+        console.log('Next Tick');
+    });
+});
+
+console.log('End');