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54 lines
1.1 KiB
C++
54 lines
1.1 KiB
C++
#ifndef NALL_STRING_TRIM_HPP
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#define NALL_STRING_TRIM_HPP
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namespace nall {
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char* ltrim(char *str, const char *key) {
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if(!key || !*key) return str;
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while(strbegin(str, key)) {
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char *dest = str, *src = str + strlen(key);
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while(true) {
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*dest = *src++;
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if(!*dest) break;
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dest++;
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}
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}
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return str;
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}
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char* rtrim(char *str, const char *key) {
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if(!key || !*key) return str;
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while(strend(str, key)) str[strlen(str) - strlen(key)] = 0;
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return str;
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}
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char* trim(char *str, const char *key) {
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return ltrim(rtrim(str, key), key);
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}
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char* ltrim_once(char *str, const char *key) {
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if(!key || !*key) return str;
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if(strbegin(str, key)) {
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char *dest = str, *src = str + strlen(key);
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while(true) {
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*dest = *src++;
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if(!*dest) break;
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dest++;
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}
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}
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return str;
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}
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char* rtrim_once(char *str, const char *key) {
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if(!key || !*key) return str;
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if(strend(str, key)) str[strlen(str) - strlen(key)] = 0;
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return str;
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}
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char* trim_once(char *str, const char *key) {
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return ltrim_once(rtrim_once(str, key), key);
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}
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}
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#endif
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