Returns false if the needle was not found. Warning. This function may return Boolean false , but may also return a non-Boolean value which evaluates to false .
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What is the use of strpos() function in PHP?
strpos in PHP is a built-in function. Its use is to find the first occurrence of a substring in a string or a string inside another string. The function returns an integer value which is the index of the first occurrence of the string.
What is the strrpos function in PHP?
The strrpos() function finds the position of the last occurrence of a string inside another string. Note: The strrpos() function is case-sensitive. Related functions: strpos() - Finds the position of the first occurrence of a string inside another string (case-sensitive)
What is strstr() in PHP?
The strstr() function searches for the first occurrence of a string inside another string. Note: This function is binary-safe. Note: This function is case-sensitive. For a case-insensitive search, use stristr() function.
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Returns the position of where the needle exists relative to the beginning of the haystack string (independent of offset). Also note that string positions start ...
Performs a multibyte safe strrpos() operation based on the number of characters. needle position is counted from the beginning of haystack . First character's ...
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May 27, 2005 · For working with multibyte character encodings, take a look at the Multibyte String functions. Table of Contents ¶. addcslashes — Quote string ...
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Find the numeric position of the last occurrence of needle in the haystack string. Unlike the strrpos(), strripos() is case-insensitive. Parameters ¶. haystack.
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Returns the numeric position of the last occurrence of needle in haystack . If needle is not found, iconv_strrpos() will return false . ... This function may ...
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Returns part of haystack string starting from and including the first occurrence of needle to the end of haystack . Note: This function is case-sensitive. For ...
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Returns an array of strings, each of which is a substring of string formed by splitting it on boundaries formed by the string separator . Parameters ¶.
This function returns a string or an array with all occurrences of search in subject replaced with the given replace value. To replace text based on a pattern ...