stripos() == false gives unintended result...

strpos() not working with negative offset...

What does strpos do?...

strpos() !== true always evaluates true, why?...

Integer-type value not found with strpos(), although the number is in the haystack string...

Which method is preferred strstr or strpos ?...

Is there a PHP function for printing a substring based on strpos and strlen?...

Strpos can never find needle in haystack while deriving needles from file()...

How can I check a haystack string for two separate needle strings?...

Checking if strpos() is truthy fails to find match at start of string...

strpos() == false fails to acknowledge match at start of the string...

strpos() === true returns false even when there is a match...

Should I call str_replace() with an array of search strings or call str_replace() over and over for ...

strpos() doesn't return a truthy value when the match is found at the start of the string...

Why does stripos() !== true always evaluate to true?...

strpos() returning incorrect result when the needle string is an integer-type value...

Why is strpos('L', 'L') === true evaluating to false?...

strpos() === true always returns false...

strpos() == false give unexpected result when needle string exists at start of haystack string...

Unexpected results when using strpos() with multibyte strings...

strpos() == true doesn't reliably give the correct result...

Loosely checking for a truthy response from strpos() gives the incorrect outcome when the needle is ...

strpos() unexpectedly returns false when I try to search for an integer-type value...

How to make strpos() match case-insensitively...

Loosely checking the return value from strpos() gives unintended result...

Why does strictly comparing strpos() against true give the opposite intended result?...

strpos() returns false when needle string contains an invisible / zero-width character...

How to make strpos() only match whole numbers in a delimited string?...

A truthy check on the return value of strpos() fails to find match at start of haystack string...

strpos() == '' fails to find match at start of string...