---

鱼壳-在屏幕的窗口标题中显示当前命令

我希望当前命令显示在屏幕 (或tmux) 的标题中。
我尝试遵循设置，但它不起作用。
如何使它起作用？
$single5screenrc
shelltitle "$ | fish"
shell /usr/local/...

.htaccess .net .net-core 2d 3d 3d-printing ab-initio abp abstract-syntax-tree actions-on-google actionscript-3 active-directory activemq activemq-artemis acumatica adobe-xd aframe ag-grid agora.io air airflow ajax akka alert alexa algorithm alignment allure amadeus amazon-cloudformation amazon-cognito amazon-deequ amazon-dynamodb amazon-ec2 amazon-ecs amazon-emr amazon-redshift amazon-s3 amazon-sagemaker amazon-sqs amazon-web-services amcharts amcharts4 amp-html anaconda android android-activity android-asynctask android-auto android-fragments android-jetpack-compose android-layout android-management-api android-ndk android-recyclerview android-source android-studio android-wallpaper android-x86 android-youtube-api angular angular-cdk angular-cli angular-cli-v6 angular-material angular-material2 angular2-nativescript angular5 angular6 angular7 angular7-router angular9 angularjs animation annotations ansible ant antd antlr antlr4 anylogic anypoint-studio apache apache-beam apache-camel apache-commons-dbcp apache-curator apache-drill apache-flex apache-flink apache-kafka apache-kafka-connect apache-nifi apache-spark apache-superset apache2 apex apex-code api api-platform.com appcelerator appdelegate appium apple-news apple-sign-in applepay applescript arangodb architecture arcore arduino arkit arm arrays artifactory artificial-intelligence ascii asp-classic asp.net