yii2 HeadersAlreadySentException 报错

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An Error occurred while handling another error:
exception 

‘yii\web\HeadersAlreadySentException‘ with message ‘Headers already sent in /xxxx/xxxx/xxx.php on line 90.‘ in /xxxx/xxxx/vendor/yiisoft/yii2/web/Response.php:366

Stack trace:
#0 /xxxx/xxxx/vendor/yiisoft/yii2/web/Response.php(339): yii\web\Response->sendHeaders()
#1 /xxxx/xxxx/vendor/yiisoft/yii2/web/ErrorHandler.php(135): yii\web\Response->send()
#2/xxxx/xxxx/vendor/yiisoft/yii2/base/ErrorHandler.php(111):

yii\web\ErrorHandler->renderException(Object(yii\web\HeadersAlreadySentException))

#3 [internal function]: yii\base\ErrorHandler->handleException(Object(yii\web\HeadersAlreadySentException))
#4 {main}

使用echo 输出json格式输出，结尾没有加exit导致的报错

转自：https://blog.csdn.net/renamayu/article/details/79799208

yii2 HeadersAlreadySentException 报错

标签：cti   soft   inter   except   sage   iis   php   err   ESS   

原文地址：https://www.cnblogs.com/feiquan/p/10921153.html