Re: [PHP] counting matches with eregi() From: Ignacio Vazquez-Abrams (ignacio <email protected>)
Date: 11/15/00

On Wed, 15 Nov 2000, Paul Tuohy wrote:

> I want to count the number of times a word appears in a string. I am using
> php3/linux
>
> Say I have a string:
>
> $string = "my house is a new house but not a big house in my household"
>
> I want to count how many times the word 'house' appears. If I use
> parentheses and include a $matches array in an eregi function, it stores
> partial matches, not a count of full matches in the entire string.
>
> Also the manual says that word boundary \b should work with php3, but the
> series of statments:
>
> $pattern = "\bhouse\b"
> $test = eregi($pattern, $string, $matches);
>
> return with no matches. I need to make sure that 'household' is not included
> in the count of whole words. what am i doing wrong?
>

No, \b works with preg*(), not ereg*(). You probably want something like
"[^[:alnum:]]house[^[:alnum:]]". 

-- 
Ignacio Vazquez-Abrams  <ignacio <email protected>>

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