How to output string to HTML in php

echo can output the string specified in the parameter. PHP needs to use echo to output the string to HTML. Let's take a look at the specific content.

Let’s look at an example first

Output HTML tag

你好，先生。

The output result is as follows

你好，张三先生。

The value assigned to the variable $name will be expanded and displayed as part of the HTML.

It is also possible to assign HTML tags to variables and display them.

你好，
 $name 先生。";
echo $span;
?>

The output results are as follows:

你好，张三先生。

In the above results, Mr. Zhang San will be displayed in red.

The variable $span contains HTML tags. When echo is used to output, the label part is recognized as a normal HTML markup and displayed.

Form processing

By making the target of an HTML form a PHP file, you can use that PHP file to process the data sent from the form.

Create a form using HTML.

    名称: 

    

Fill out this form and press the submit button to send the form data to form.How to output string to HTML in php.

Output data from form

I will output the data sent from the form above.

For data sent using POST, you can get $_POST['Element Name'], and for data sent using GET, you can get $_GET['Element Name'].

Use echo output.

你好，先生。

Enter "Zhang San" in the above form and press the send button, it will be displayed as follows.

你好，张三先生。

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