| Re: str_replace does not like empty quotes [message #186206 is a reply to message #186205] |
Fri, 20 June 2014 09:02   |
Arno Welzel
Messages: 317
Registered: October 2011
Karma:
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Senior Member |
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Arno Welzel, 2014-06-20 11:01:
> richard, 2014-06-20 04:13:
>
>> On Fri, 20 Jun 2014 03:19:53 +0200, Arno Welzel wrote:
>>
>>> richard, 2014-06-20 01:33:
>>>
>>>> $a=str_replace($a,"\","");
>>>>
>>>> This generates the error: Unexpected "".
>>>>
>>>> http://www.php.net//manual/en/function.str-replace.php
>>>>
>>>> While here in the manual, they do precisely the same thing!
>>>
>>> No - they don't!
>>>
>>> Use: $a=str_replace($a,"\"","");
>>>
>>> Beware of the double quotes, since \ starts an escape - this means, the
>>> meaning of the second quote (") is NOT "end string here".
>>>
>>> To make this more clear:
>>>
>>>
>>> " <- String starts here. \" <- This just ONE character end here -> "
>>
>> That could be the problem as some times the \ shows and some times it
>> doesn't.
>> I've tried several combinatiosn, still the \ remains.
>>
>> As for the technically correct proper order it is
>> search, replace, subject.
>
> No - it isn't - READ:
>
> <http://www.php.net//manual/en/function.str-replace.php>
>
>
> str_replace ( $search , $replace , $subject [, int &$count ] )
>
> This function returns a string or an array with all occurrences of
> search in subject replaced with the given replace value.
Sorry... Richard is really confusing to read sometimes - since he did
read the manual but did not use it...
--
Arno Welzel
http://arnowelzel.de
http://de-rec-fahrrad.de
http://fahrradzukunft.de
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