删除X-Requested-With

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@bytedo/fetch",
-  "version": "2.0.2",
+  "version": "2.1.0",
   "description": "全新的ajax封装。分2个版本, 一个基于XMLHttpRequest, 一个基于window.fetch",
   "main": "dist/index.js",
   "files": [

src/index.js

@@ -56,7 +56,6 @@ class _Request {
 
     this.options = {
       headers: {
-        'X-Requested-With': 'XMLHttpRequest',
         'content-type': FORM_TYPES.form
       },
       body: null,
@@ -94,7 +93,6 @@ class _Request {
     var options = this.options
     var params = null
     var hasAttach = false // 是否有附件
-    var crossDomain = false // 是否跨域
     var noBody = NOBODY_METHODS.includes(options.method)
 
     /* ------------------------  1»» 处理signal  ---------------------- */
@@ -162,8 +160,6 @@ class _Request {
     if (crossDomain) {
       if (options.credentials) {
         this.xhr.withCredentials = true
-      } else {
-        delete options.headers['X-Requested-With']
       }
     }
 

src/next.js

@@ -46,7 +46,6 @@ class _Request {
 
     this.options = {
       headers: {
-        'X-Requested-With': 'XMLHttpRequest',
         'content-type': FORM_TYPES.form
       },
       body: null,
@@ -78,7 +77,6 @@ class _Request {
   __next__() {
     var options = this.options
     var hasAttach = false // 是否有附件
-    var crossDomain = false // 是否跨域
     var noBody = NOBODY_METHODS.includes(options.method)
 
     /* --------------------------  1»» 请求的内容 --------------------- */
@@ -127,17 +125,6 @@ class _Request {
     }
 
     /* --------------------------  2»» 处理跨域  --------------------- */
-    try {
-      let $a = document.createElement('a')
-      $a.href = options.url
-
-      crossDomain = location.protocol !== $a.protocol || location.host !== $a.host
-      $a = null
-    } catch (err) {}
-
-    if (crossDomain && options.credentials === 'omit') {
-      delete options.headers['X-Requested-With']
-    }
 
     /* ------------- 3»» 根据method类型, 处理表单数据  ---------------- */