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trim 0s

Can anyone suggest a nice way to trim any leading zeros off of a string,
e.g., I'd like to take a string like 00000012 and convert it to 12.

Ta

pemo
Nov 15 '05 #1
22 2116
just use printf is ok

Nov 15 '05 #2
How so?

<us******@gmail .com> wrote in message
news:11******** *************@o 13g2000cwo.goog legroups.com...
just use printf is ok

Nov 15 '05 #3
pemo <us***********@ gmail.com> wrote:
Can anyone suggest a nice way to trim any leading zeros off of a string,
e.g., I'd like to take a string like 00000012 and convert it to 12.

strspn(..., "0") ?

--
Stan Tobias
mailx `echo si***@FamOuS.Be dBuG.pAlS.INVALID | sed s/[[:upper:]]//g`
Nov 15 '05 #4
pemo wrote:
Can anyone suggest a nice way to trim any leading zeros off of a string,
e.g., I'd like to take a string like 00000012 and convert it to 12.

Ta

pemo

char *s_ini="0000001 2";
char *s_final=s_ini;
while (*s_final=='0') s_final++;

Nov 15 '05 #5
S.Tobias <si***@famous.b edbug.pals.inva lid> wrote:
pemo <us***********@ gmail.com> wrote:
Can anyone suggest a nice way to trim any leading zeros off of a string,
e.g., I'd like to take a string like 00000012 and convert it to 12.
strspn(..., "0") ?


size_t loc=strspn( mystring, "0" );
memmove( mystring, mystring+loc, strlen(mystring +loc)+1 );

--
Christopher Benson-Manica | I *should* know what I'm talking about - if I
ataru(at)cybers pace.org | don't, I need to know. Flames welcome.
Nov 15 '05 #6
if string consists 0's in between the characters,
we can't use strspn.

right

Nov 15 '05 #7
gladiator <gl********@gma il.com> wrote:
if string consists 0's in between the characters,
we can't use strspn.


Sure you can. strspn() returns the number of characters spanned at
the beginning of the string it is passed that match the charset.
Characters matching charset at any other point in the string are
completely inconsequential .

--
Christopher Benson-Manica | I *should* know what I'm talking about - if I
ataru(at)cybers pace.org | don't, I need to know. Flames welcome.
Nov 15 '05 #8
Thank you for clarification

Nov 15 '05 #9
pemo wrote:
Can anyone suggest a nice way to trim any leading zeros off of a string,
e.g., I'd like to take a string like 00000012 and convert it to 12.

Ta

pemo


sprintf(mystrin g, '%d", strtol(mystring , 0, 10))

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Nov 15 '05 #10

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