strpos() != null evaluates as true when it shouldn't...

strpos() in ternary expression unexpectedly executes false branch when finding a match at the start ...

strpos() >= 0 always evaluates as true...

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

How to make stripos() work with multibyte strings?...

How to implement word boundaries with strpos() to ensure whole word/number is matched?...

Loosely comparing strpos() result against 0 gives unexpected evaluation...

strpos() doesn't return a truthy result when matching the start of the string...

Loose truthy comparison on return value from strpos() gives opposite expected result...

Ensure whole word/number is matched while using strpos() to search for a substring...

why is a strpos that is !== false not true?...

Why does comparing the return value from strpos() with !== TRUE always true?...

Most performant way to check if strpos() returned a non-false value...

strpos() return value always evaluates as true when compared with !== 0...

PHP 7.0 STRPOS not functioning as expected...

How to count similar words from array with strpos function of php?...

Returning a string after the second occurrence of a character and before the last occurrence of the ...

Check if URL contain the same string...

Using 2 or more needles when using strpos...

php strpos() difference between returning 0 and false?...

SQL Server: any equivalent of strpos()?...

I cannot get strpos to work with newline...

How to pass multiple variables from global scope into callback scope?...

PHP read Netlist from txt file...

Using an array as needles in strpos...

Checking for multiple strpos values...

Finding and replacing all words that ends with 'ing'...

strpos(): Argument #1 ($haystack) must be of type string, array given...

Delete string between strings and replace with text plus counter...

preg_match is faster than strpos on large text?...