>>I am searching for the most expedient way to change a character in a specific area of a string.
>>
>>mstr='1st-title: ANAME-HER : 3520931 place[21-22]'
>>in this string the hyphen between 21 and 22 should be a dot.
>>if I applied chrtran() I would end up changing all the hyphens which I do not want to do.
>>
>>right now all I've been able to accomplish is to locate the error in a portion of the string, but putting it back together is starting to get a bit unwieldy.
>>Is there a simpler more direct route of directing the chrtran() to the area beyond '['
>>
>>thanks
>>k
>Karen,
>
>If you have been able to locate the error portion, use something like
>
> substr(mstr,1 , pos-1) + '.' + substr(mstr, pos+1)
>
>
>Also, if
>(1) [ followed by two digits are immediately before the hyphen, and
>(2) two digits and ] immediately follow the hyphen
>
>Then regular expressions may be of help
>
>
>*_______________________________________________________________________________
>function do_it()
>
> local regexObj
> regexObj = createobject('VBScript.RegExp')
> regexObj.Global = .t.
> regexObj.IgnoreCase = .f.
> regexObj.Pattern = '(\[\d\d)(-)(\d\d\])'
>
> local s, x
> s ='1st-title: ANAME-HER : 3520931 place[21-22]'
> ?s
> x = m.regexObj.Replace(m.s, '$1.$3')
> ?x
>
>endfunc
>*_______________________________________________________________________________
>
This is a great demonstration that the _regexpr FFC is deserving a boost.
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António Tavares Lopes