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Comma separated numerical values

My source file contains numerical information shaped like this:

32,567,90
32,689,78
et cetera
If I use (longint)$numstr I get 32 as value (logically).
How can I convince php to ignore the , in these strings ?
Probably in the manual, but I could not find an entry for this. Don't know
how to call this problem.
TIA
Pjotr
Jul 17 '05 #1
3 1925
Pjotr,

One way would be to strip them out like so:

$newNum = preg_replace('/,/', '', $origNum);

Then do the rest using $newNum.

HTH

jg
"For example John Smith" <zp*******@xz4all.nl> wrote in message
news:40***********************@news.sunsite.dk...
My source file contains numerical information shaped like this:

32,567,90
32,689,78
et cetera
If I use (longint)$numstr I get 32 as value (logically).
How can I convince php to ignore the , in these strings ?
Probably in the manual, but I could not find an entry for this. Don't know
how to call this problem.
TIA
Pjotr

Jul 17 '05 #2
jerrygarciuh wrote:
Pjotr,

One way would be to strip them out like so:

$newNum = preg_replace('/,/', '', $origNum);

Then do the rest using $newNum.

HTH


Is not "str_replace" faster?
$newNum = str_replace(',','',$origNum);
Jul 17 '05 #3
Westcoast Sheri wrote:
jerrygarciuh wrote:
Pjotr,

One way would be to strip them out like so:

$newNum = preg_replace('/,/', '', $origNum);

Then do the rest using $newNum.

HTH


Is not "str_replace" faster?
$newNum = str_replace(',','',$origNum);


Thanks guys, both options work, and to satisfy your curiosity:
Using str_replace and preg_replace -at least in my example- took the same
amount of time.
I ran each about ten times, and all execution times are in the same range.
In this example the replace is called about 27k times, a reasonably
significant amount to judge execution speed I'd say.
I used a stopwatch based on microtime (), the script runs on a P3-500Mhz,
LAMP.
I'll be using str_replace from here, as I am much less comfortable with
regexp (yet).

Actually I would have guessed PHP has a function specifically for
number-(un)formatting, but hey, this works fine!
Thanks again!
Pjotr
Jul 17 '05 #4

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