echo not working

1, what is Laravel EchoEcho is a tool that allows us to easily implement WebSockets in Laravel applications (about websockets working principles and mechanisms to refer to this article: WebSocket combat) while simplifying building complex websockets

What is the working mode of apache? My personal understanding: apache's working mode is the memory allocation and usage of processes and threads during apache runtime. For example, if a user accesses apache, apache enables a process... what is the

What is the working mode of apache? My personal understanding: apache's working mode is the memory allocation and usage of processes and threads during apache runtime. For example, if a user accesses apache, what if apache enables a process to

Life goes on and on go Go go!!! When you use Go to develop an app, you sometimes encounter situations where you need to read static resources. For example, to develop WEB applications, the program needs to load the HTML of the template file

In the shell of Linux, echo changes the output display style echo-e "\033[32;49;1m [done] \033[39;49;0m" or echo-e "\e[32;49;1m [done] \033[39;49;0m"Output result: [Done]The color of the text terminal can be generated by using the ANSI

bootloader Function IntroductionInitialize the main hardware on the board (clock, memory, hard disk), copy the operating system from the hard disk to memory, and then let the CPU jump into memory to perform the operating system.Boot Stage 1. Turn

Windows has an echo, the first reaction is the Dolby sound effect secretly behind me open the Living room mode (after looking at the next and no this mode, something ... ）。Again I tried to open it and found that the network could not connect, so I

Personal understanding: Apache's mode of operation is the memory allocation of Apache at runtime, the way processes and threads are used. For example: an Apache running server, if there is a user access to this Apache, then Apache is to enable a

Echo-e "\033[32;49;1m [done] \033[39;49;0m"Output Result:[Done]　　The color of the text terminal can be generated by using the ANSI unconventional character sequence. Example:Echo-e "\033[44;37;5m ME \033[0m COOL"The above command sets the background

1. pwd : Outputs the current working directorycommand format: pwd [OPTION] ...Example: [email protected] etc]# pwd/etc2. Echo: echo textCommand format:echo [Short-option] ... [STRING] ...Echo long-optionOptions: - N No line break after output