failed to fetchÔõô½â¾ö
µ±ÍøÂçÇëÇóÖзºÆð “failed to fetch” ¹ýʧʱ£¬¿ÉÒÔʵÑéÒÔϽâ¾ö¼Æ»®£º¼ì²éÍøÂçÅþÁ¬£¬È·±£×°±¸ÒÑÅþÁ¬µ½»¥ÁªÍø²¢ÒÑÖØÐÂÆôÓà wi-fi »ò·äÎÑÍøÂ磻¼ì²é url£¬È·±£ÊäÈëµÄ url ׼ȷ²¢°üÀ¨ http »ò https ǰ׺£»¼ì²é·À»ðǽºÍ·´²¡¶¾Èí¼þ£¬É¨³ýËüÃÇ×ÌÈÅÇëÇóµÄ¿ÉÄÜÐÔ£¬»òÈ·ÈÏÇëÇóµÄ url δ±»×èÖ¹£»É¨³ýä¯ÀÀÆ÷»º´æºÍ cookie£¬É¾³ý¿ÉÄܵ¼Ö¹ýʧµÄ¾ÉÊý¾Ý£»¼ì²é¿çÓòÏÞÖÆ£¬È·±£ÇëÇóδÊÜͬԴսÂÔ (cors) µÄÏÞÖÆ£¬²¢Ñé֤ЧÀÍÆ÷ÊÇ·ñÔÊÐíÀ´×ÔÇëÇóȪԴµÄ¿çÓòÇëÇó£»¼ì²éЧÀÍÆ÷ÏìÓ¦´úÂ룬ʶ
failed to fetch ½â¾ö¼Æ»®
µ±ÔÚÍøÂçÇëÇóÖÐÓöµ½ “failed to fetch” ¹ýʧʱ£¬¿ÉÒÔʵÑéÒÔϽâ¾ö¼Æ»®£º
¼ì²éÍøÂçÅþÁ¬
È·±£×°±¸ÅþÁ¬µ½»¥ÁªÍø¡£
½ûÓò¢ÖØÐÂÆôÓà Wi-Fi »ò·äÎÑÍøÂç¡£
ÖØÆô·ÓÉÆ÷»òµ÷Öƽâµ÷Æ÷¡£
¼ì²é URL
È·±£ÊäÈë׼ȷµÄ URL£¬°üÀ¨ “http://” »ò “https://” ǰ׺¡£
ʵÑ鸴ÖÆÕ³Ìù URL ÒÔ×èÖ¹ÊÖ¶¯ÊäÈë¹ýʧ¡£
¼ì²é·À»ðǽºÍ·´²¡¶¾Èí¼þ
ÔÝʱ½ûÓ÷À»ðǽ»ò·´²¡¶¾Èí¼þ£¬ÒÔɨ³ýËüÃÇ×ÌÈÅÇëÇóµÄ¿ÉÄÜÐÔ¡£
È·ÈÏÇëÇóµÄ URL δ±»Çå¾²Èí¼þ×èÖ¹¡£
ɨ³ýä¯ÀÀÆ÷»º´æºÍ Cookie
ÔÚä¯ÀÀÆ÷ÖÐɨ³ý»º´æºÍ Cookie¡£
Õ⽫ɾ³ý¿ÉÄܵ¼Ö¹ýʧµÄ¾ÉÊý¾Ý¡£
¼ì²é¿çÓòÏÞÖÆ
È·±£ÇëÇóδÊÜͬԴսÂÔ£¨CORS£©µÄÏÞÖÆ¡£
Ñé֤ЧÀÍÆ÷ÊÇ·ñÔÊÐíÀ´×ÔÇëÇóȪԴµÄ¿çÓòÇëÇó¡£
¼ì²éЧÀÍÆ÷ÏìÓ¦
ʹÓÿª·¢Ö°Ô±¹¤¾ß£¨ÀýÈç Chrome ¿ØÖÆ̨£©¼ì²éЧÀÍÆ÷µÄÏìÓ¦´úÂë¡£
404 ¹ýʧÌåÏÖ×ÊԴδÕÒµ½¡£
500 ¹ýʧÌåÏÖЧÀÍÆ÷¶Ë¹ýʧ¡£
¼ì²éÇëÇóÍ·
È·ÈÏÇëÇóÍ·ÖаüÀ¨±ØÐèµÄÐÅÏ¢£¬ÀýÈç׼ȷµÄ Content-Type¡£
ijЩЧÀÍÆ÷¿ÉÄÜÐèÒªÌض¨µÄÇëÇóÍ·À´´¦ÀíÇëÇó¡£
ʹÓÃÌæ»»ÇëÇóÒªÁì
ʵÑéʹÓÃÌæ»»µÄ HTTP ÇëÇóÒªÁ죬ÀýÈç GET¡¢POST »ò PUT¡£
ijЩ×ÊÔ´¿ÉÄܽöÖ§³ÖÌض¨µÄÇëÇóÒªÁì¡£
¼ì²éЧÀÍÆ÷ÈÕÖ¾
¼ì²éЧÀÍÆ÷ÈÕÖ¾ÒÔ»ñÈ¡ÓйعýʧµÄ¸ü¶àÐÅÏ¢¡£
ÈÕÖ¾¿ÉÒÔÌṩÓйØÇëÇóʧ°ÜÔµ¹ÊÔÓɵÄÏßË÷¡£
ÒÔÉϾÍÊÇfailed to fetchÔõô½â¾öµÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡