Shulou(Shulou.com)06/03 Report--

This article mainly introduces "how to understand echo in php". In daily operation, I believe many people have doubts about how to understand echo in php. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for you to answer the doubts about "how to understand echo in php"! Next, please follow the editor to study!

1. ECHO in PHP is a syntax or function that outputs a string, which is syntax when it is directly followed by spaces and strings.

For example, "echo 'php';", the function is used in a way such as "echo (' php');".

2. PHP's echo () function is used to output one or more strings.

"echo'" is also fine. When you use echo without parentheses, echo is a syntax, not a function. Echo does not return a value, while functions such as print,print_r, which can also be used to print strings, do.

Example

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.