Re: preg_match? Or something else?

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Ashley M. Kirchner wrote:
> I have an array that's created as follows:
> 
>  
> 
> $string = "73G    146C   311-     309.1C";
> 
> $arr = preg_split("/[\s]+/", $string);
> 
>  
> 
> Now I need to take each element in that array, and break them up even
> further so that I get:
> 
>  
> 
> 73G    => "73" and "G"
> 
> 146C   => "146" and "C"
> 
> 311-   => "311" and "-"
> 
> 309.1C => "309", "1", and "C"  (notice 3 elements here)
> 
>  
> 
> I'm having a hard time trying to figure out what the proper regex would be
> for this, or whether that's the right thing to do.  So far I've gotten this:
> 
>  
> 
>   preg_match("/^(?P<location>\d+)(?P<letter>[A-Z-])/", $item, $matches);
> 
>   print_r($matches);
> 
>  
> 
> Which gives me:
> 
>  
> 
> Array
> 
> (
> 
>     [0] => 73G
> 
>     [location] => 73
> 
>     [1] => 73
> 
>     [letter] => G
> 
>     [2] => G
> 
> )
> 
> Array
> 
> (
> 
>     [0] => 146C
> 
>     [location] => 146
> 
>     [1] => 146
> 
>     [letter] => C
> 
>     [2] => C
> 
> )
> 
> Array
> 
> (
> 
>     [0] => 311-
> 
>     [location] => 311
> 
>     [1] => 311
> 
>     [letter] => -
> 
>     [2] => -
> 
> )
> 
> Array
> 
> (
> 
> )
> 
> However that's as far as it goes.  For the other number it returns an empty
> array and I know why, the decimal point.   Now I can evaluate each $item
> every time, see if they contain a decimal point, and pass it to a different
> regex string, but that seems rather inefficient to me.  So how can I do this
> all in one fell swoop?
> 
> Anyone want to take a stab at it?
> 
> 

Conditionals are your friend!

<plaintext><?php

$string = "73G    146C   311-     309.1C";

$arr = preg_split("/[\s]+/", $string);

print_r($arr);

foreach ( $arr AS $item ) {
	preg_match('|^(?P<location>\d+)\.?(?P<decimal>\d*)(?P<letter>[A-Z-])|',
                   $item,
                   $matches);

	print_r($matches);
}

?>

-- 
Jim Lucas
NOC Manager
541-323-9113
BendTel, Inc.
http://www.bendtel.com

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