[angular4] jsonp跨域请求报错 "JSONP injected script did not invoke callback."解决

最近在做东西的时候踩了挺多坑，所以记录下 前端：angular4 后端：thinkphp5 前端代码 submit() { var url = "http://域名/jtest/public/index/index/call?callback=JSONP_CALLBACK"; this.jsonp.get(url).subscribe( function(data

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