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Contents
// Copyright (C) 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
**********************************************************************
* Copyright (C) 2001-2006, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
*/
#include "cstring.h"
#include "ustrfmt.h"
/***
* Fills in a UChar* string with the radix-based representation of a
* uint32_t number padded with zeroes to minwidth. The result
* will be null terminated if there is room.
*
* @param buffer UChar buffer to receive result
* @param capacity capacity of buffer
* @param i the unsigned number to be formatted
* @param radix the radix from 2..36
* @param minwidth the minimum width. If the result is narrower than
* this, '0's will be added on the left. Must be <=
* capacity.
* @return the length of the result, not including any terminating
* null
*/
U_CAPI int32_t U_EXPORT2
uprv_itou (UChar * buffer, int32_t capacity,
uint32_t i, uint32_t radix, int32_t minwidth)
{
int32_t length = 0;
int digit;
int32_t j;
UChar temp;
do{
digit = (int)(i % radix);
buffer[length++]=(UChar)(digit<=9?(0x0030+digit):(0x0030+digit+7));
i=i/radix;
} while(i && length<capacity);
while (length < minwidth){
buffer[length++] = (UChar) 0x0030;/*zero padding */
}
/* null terminate the buffer */
if(length<capacity){
buffer[length] = (UChar) 0x0000;
}
/* Reverses the string */
for (j = 0; j < (length / 2); j++){
temp = buffer[(length-1) - j];
buffer[(length-1) - j] = buffer[j];
buffer[j] = temp;
}
return length;
}
Version data entries
4 entries across 4 versions & 1 rubygems