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This article mainly shows you the "php how to replace the link to empty", the content is easy to understand, clear, hope to help you solve the doubt, the following let the editor lead you to study and learn "how to replace the link to empty" this article.

In PHP, you can use the str_replace function to replace the link with an empty code, such as "str_replace (" URL ",", url); "; the function is to replace some characters in the string with other characters.

U = str_replace ("URL", "", url)

The second is the URL, if it is empty, it will not be filled in.

The str_replace () function replaces some characters in the string with other characters (case sensitive).

The function must follow the following rules:

If the search string is an array, it returns the array.

If the search string is an array, it will find and replace each element in the array.

If the array needs to be found and replaced at the same time, and the number of elements that need to be replaced is less than the number of elements found, then the remaining elements will be replaced with an empty string

If you are looking for an array and replacing a string, the alternative string will have an effect on all found values.

Note: this function is case sensitive. Use the str_ireplace () function to perform a case-insensitive search.

Note: this function is binary safe.

Grammar

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