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Solve the problem that dedecms5.7tag tags do not support uppercase letters? This problem may be often seen in our daily study or work. I hope you can gain a lot from this question. The following is the reference content that the editor brings to you, let's take a look at it!

What if the dedecms5.7tag tag does not support uppercase letters?

Dedecms5.7tag tags do not support uppercase letter solutions

I inadvertently found that some of the tag tags in my dedecms blog were invalid. At first, I thought I had made a mistake, but I didn't understand it for a long time. Later, I inadvertently found that it was because the dedecms5.7 version of the tag tag does not support uppercase letters.

Here is the solution:

Open the tags.php file in the root directory of the website

Put the following line of code

$tag = trim ($_ SERVER ['QUERY_STRING'])

Replace it with

$tag = strtolower (trim ($_ SERVER ['QUERY_STRING']))

Note: PHP strtolower () function

Definition and usage

The strtolower () function converts a string to lowercase.

Grammar

Strtolower (string)

Parameters.

String is required. Specifies the string to be converted.

Examples

Output:

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