research-portable-memory/v5/llm.cpp

#include "llm.h"

bool llm_isDigit(const std::string &str) {
  return
    !str.empty() &&
    str.find_first_not_of("0123456789") == std::string::npos;
}

bool llm_startsWith(
  const std::string &str,
  const std::string &prefix
) {
  // https://stackoverflow.com/a/40441240
  return str.rfind(prefix, 0) == 0;
}

int llm_strToInt(const std::string &str) {
  return std::stoi(str);
}