About Us
echo 显示命令
Views : 456
Update time : 2018-12-24 11:10:00
echo 是在PHP里面最常用的一个输出、显示功能的命令。
我们可以让他显示任何可见的字符。
<?php
echo 123;
?>
<?php
$iphone = 6088;
echo $iphone;
?>
你可以对着做做实验。等下一章,我们讲数据类型的时候,我教大家输出中文和用PHP显示网页内容。
单词:
*echo * 读音: ['ekoʊ]
解释:发出回声;回响。
功能解释:输出、显示
相关新闻
What type of bearings are used in wind turbines?
Jan 30,2026
What type of bearings are used in wind turbines?
The "20-year promise" of wind turbine bearings: How to combat sea winds at an altitude of 100 meters?
Jan 05,2026
The "20-year promise" of wind turbine bearings: How to combat sea winds at an altitude of 100 meters?
Why can these "look the same" bearings have a price difference of up to 100%?
Dec 26,2025
Why can these "look the same" bearings have a price difference of up to 100%?
Deep Groove Ball Bearing vs. Angular Contact Ball Bearing 2025
Dec 19,2025
Deep Groove Ball Bearing vs. Angular Contact Ball Bearing 2025
