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2025-03-30 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >
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This article mainly explains "php how to remove some substrings in the string", the content of the explanation in the article is simple and clear, easy to learn and understand, now please follow the editor's ideas slowly in-depth, together to study and learn "php how to remove a few substrings in the string" bar!
In php, you can use the str_replace () function to remove multiple specified substrings from a string by setting the first argument of the function to an array containing multiple values and the second parameter to an empty character; the syntax "str_replace (array,'', $str)" replaces multiple substrings with empty characters.
Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer
In php, you can use the str_replace () function to remove multiple specified substrings from a string.
The str_replace (find,replace,string,count) parameter is required to describe find. Specifies the value to look for. Replace is required. Specifies the value that replaces the value in find. String is required. Specifies the string to be searched. Count is optional. A variable that counts the number of substitutions.
In general, the str_replace () function searches for only one value and replaces it with the specified value.
However, you only need to set the first parameter of the function, find, to an array containing multiple search values, and the second parameter to an empty character to remove multiple specified substrings from the string.
Thank you for reading, the above is the content of "how php removes some substrings in the string". After the study of this article, I believe you have a deeper understanding of how php removes some substrings in the string, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!
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