How to Remove String Portions After a Specific Substring in PHP?

How to Remove String Portions After a Specified Substring in PHP

When dealing with strings, it often becomes necessary to remove specific portions based on certain criteria. This can be achieved in PHP using the substr() function.

Use Case:

Consider a situation where you have a string containing additional information you wish to remove, such as:

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You want to remove the text following the substring "By."

Solution:

Utilizing substr(), you can selectively retrieve the desired portion of the string:

<code class="php">$variable = substr($variable, 0, strpos($variable, "By"));</code>

Explanation:

• substr($variable, 0, ...): Specifies that you want to obtain a substring starting from the beginning (index 0).
• strpos($variable, "By"): Finds the position (index) where the substring "By" first appears in the string $variable.
• The combination of these two elements ensures that the substr() function returns the portion of the string up to the "By" substring.

Now, $variable will contain the following:

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