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commit 2025-10-09 12:43 add ZftTrimDecimalZero() ZCppMain/ZMainHead.H

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sauron
2025-10-09 12:43:06 +09:00
parent b58796277d
commit 22acd30baa
4 changed files with 70 additions and 57 deletions
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64
ZCppMain/ZMainHead.H
View File

@ -3706,6 +3706,70 @@ namespace ZNsMain
#endif
template
<typename TTypChar, typename TTypLength>
static TTypChar* ZftTrimDecimalZero
(TTypChar* APC_Data, TTypLength& ARRI_Length)
{
/* 문자열 APC_Data 이 어떤 소수를 표현할 경우
소수점 뒤에 맨 끝에 있는 의미없는 0 을 지운다.
*/
typedef TTypChar TypeChar ;
typedef TTypLength TypeLength ;
TypeChar* VPC_StartChar= APC_Data;
if(ARRI_Length<=0)
{ ARRI_Length=0; return 0; }
TypeLength VL_PeriodPos =0;
TypeLength VL_CurrentPos=0;
for(; VL_PeriodPos<ARRI_Length; ++VL_PeriodPos)
{
if( *VPC_StartChar++ =='.' ) break;
}
/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
// 마침표가 없거나, 맨 앞에 오거나 맨 끝에 오는 경우도 유효하지 않다.
if(VL_PeriodPos<1 || VL_PeriodPos>=ARRI_Length-1)
{ return APC_Data; }
/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
VPC_StartChar = APC_Data +
( VL_CurrentPos = ARRI_Length-1 ) ;
while(VL_PeriodPos<VL_CurrentPos)
{
if(*VPC_StartChar!=TypeChar('0'))
{ break; }
/*+++++++++++++++++++++++++++++*/
*VPC_StartChar=0;
--VL_CurrentPos;
--VPC_StartChar;
--ARRI_Length ;
}/*
while(VL_PeriodPos<VL_CurrentPos)*/
/* 소수부 맨 끝에 0 을 삭제한 결과,
마침표가 끝에 온다면 그 마침표도 지운다.
*/
if(VL_PeriodPos==VL_CurrentPos)
{ * VPC_StartChar =TypeChar(0); --ARRI_Length; }
else{ *(VPC_StartChar+1)=TypeChar(0); }
return APC_Data; /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/
}/*
template
<typename TTypChar, typename TTypLength>
static TTypChar* ZftTrimDecimalZero
(TTypChar* APC_Data, TTypLength& ARRI_Length)*/
// 절대값을 가져온다.

59
ZCppMain/ZtCStringEx.H
View File

@ -1694,6 +1694,8 @@ namespace ZNsMain
? ::sprintf ((char* )VCA_BuffParam, /*++++++++*/ "%f", AD_DoubleParam)
: ::swprintf((wchar_t*)VCA_BuffParam, CI_BuffSize, L"%f", AD_DoubleParam)
);
ZNsMain::ZftTrimDecimalZero(VCA_BuffParam, RR(VI_ResultSize));
return (*this)(VCA_BuffParam, VI_ResultSize); /*::::::::::::::*/
}/*
ZCStringBase& operator()(double AD_DoubleParam)*/
@ -6476,59 +6478,6 @@ namespace ZNsMain
}/*
ZCStringBase& Trim()*/
static TypeChar* TrimDecimalZero(TypeChar* APC_Data, TypeLength AI_LengthDec=-1)
{
/* 문자열 APC_Data 이 어떤 소수를 표현할 경우
소수점 뒤에 맨 끝에 있는 의미없는 0 을 지운다. */
TypeChar* VPC_StartChar=APC_Data;
if(AI_LengthDec<0)
{
AI_LengthDec = GetLength(APC_Data) ;
}/*
if(AI_LengthDec<0)*/
if(AI_LengthDec<1) return 0;
TypeLength VL_PeriodPos =0;
TypeLength VL_CurrentPos=0;
for(; VL_PeriodPos<AI_LengthDec; ++VL_PeriodPos)
{
if( *VPC_StartChar++ =='.' ) break;
}/*
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
// 마침표가 없거나, 맨 앞에 오거나 맨 끝에 오는 경우도 유효하지 않다.
if(VL_PeriodPos<1 || VL_PeriodPos>=AI_LengthDec-1)
{ return APC_Data; }
//////////////////////////////////////////////////
VPC_StartChar = APC_Data +
( VL_CurrentPos = AI_LengthDec-1 ) ;
while(VL_PeriodPos<VL_CurrentPos)
{
if(*VPC_StartChar!='0') break;
*VPC_StartChar=0;
--VL_CurrentPos;
--VPC_StartChar;
}/*
while(VL_PeriodPos<VL_CurrentPos)*/
/* 소수부 맨 끝에 0 을 삭제한 결과 마침표가 끝에 온다면 그 마침표도 지운다. */
if(VL_PeriodPos==VL_CurrentPos) *VPC_StartChar=0;
return APC_Data; /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/
}/*
static TypeChar* TrimDecimalZero(TypeChar* APC_Data, TypeLength AI_Length=-1)*/
ZCStringBase& TrimDecimalZero()
{
@ -6574,9 +6523,7 @@ namespace ZNsMain
{
*VPC_StartChar=0; --ml_UseLen;
}
/*>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
return *this;
return *this; /*+++++++++++++*/
}/*
ZCStringBase& TrimDecimalZero()*/

2
ZCppMain/ZtCStringStd.H
View File

@ -481,6 +481,8 @@ namespace ZNsMain
? ::sprintf ((char* )VCA_BuffParam, /*++++++++*/ "%f", AD_DoubleParam)
: ::swprintf((wchar_t*)VCA_BuffParam, CI_BuffSize, L"%f", AD_DoubleParam)
);
ZNsMain::ZftTrimDecimalZero(VCA_BuffParam, RR(VI_ResultSize));
return (*this)(VCA_BuffParam, VI_ResultSize); /*::::::::::::::*/
}/*
ZtCStringStd& operator()(double AD_DoubleParam)*/

2
ZCppMainTest/ZtCStringBase_000.cpp
View File

@ -137,7 +137,7 @@ namespace ZNsMain
ZftMakeStr(VO_ZCStringStd, ZCCharView("_Z_"));
cout<<"* after ZftMakeStr()"<<endl;
cout<<"* after ZftMakeStr(VO_ZCStringStd, ~)"<<endl;
cout<<"# "<<VO_ZCStringStd<<endl;
cout<<"*****************************************************"<<endl;