update

simple-demo/js/util.js

@@ -1,3 +1,4 @@
+// 引用  https://web.tianyunperfect.cn/simple/js/util.js
 function lt(obj) {
     console.table(JSON.parse(JSON.stringify(obj)));
 }
@@ -6,11 +7,6 @@ function deepClone(obj) {
     return JSON.parse(JSON.stringify(obj))
 }
 
-const app = {
-    baseUrl: "http://www.tianyunperfect.cn:3000/mock/75",
-    // baseUrl: "http://127.0.0.1:8089",
-};
-
 Date.prototype.format = function (fmt) {
     const o = {
         "M+": this.getMonth() + 1,                 //月份
@@ -41,15 +37,34 @@ axios.interceptors.response.use(function (response) {
     return Promise.reject(error);
 });
 
-function my_alert(string) {
-    $("body").prepend($(`<div id="my_alert_danger" class="my_alert alert alert-danger">${string}</div>`))
-    setTimeout(()=>{
-        $("#my_alert_danger").remove();
-    },2000)
+// 提醒
+function my_tip(string) {
+    const div = document.createElement("div");
+    div.setAttribute("id", "my_alert_danger");
+    div.setAttribute("style", "position: fixed; width: 30%; margin-left: 30%; z-index: 2000;");
+    div.innerHTML = string;
+
+    document.body.prepend(div);
+
+    setTimeout(() => {
+        const element = document.getElementById("my_alert_danger");
+        if (element) {
+            element.parentNode.removeChild(element);
+        }
+    }, 2000)
+}
+
+// 发送同步请求 let a = sendSyncRequest("https://httpbin.tianyunperfect.cn/ip","GET",1)
+function sendSyncRequest(url, method, data) {
+    const xhr = new XMLHttpRequest();
+    xhr.open(method, url, false);
+
+    if (method === 'POST' || method === 'PUT') {
+        xhr.setRequestHeader('Content-Type', 'application/json');
+        xhr.send(JSON.stringify(data));
+    } else {
+        xhr.send();
+    }
+
+    return JSON.parse(xhr.responseText);
 }
-function my_success(string) {
-    $("body").prepend($(`<div id="my_alert_success" class="my_alert alert alert-success">${string}</div>`))
-    setTimeout(()=>{
-        $("#my_alert_success").remove();
-    },2000)
-}