编译原理词法语法语义分析器设计(17)
时间:2025-04-29
时间:2025-04-29
}
else if( ch == '-') {
words[j++] = ch; words[j] = '\0'; flag = 413; } else { i--; flag = 414; } break; }
case'*':{ if (ch == '*') words[j++] = ch; words[j] = '\0'; ch = program[i++]; if (ch == '=') {
words[j++] = ch; words[j] = '\0'; flag = 415; } else { i--; flag = 416; } break; }
case'/':{ if (ch == '/') words[j++] = ch; words[j] = '\0'; ch = program[i++]; if (ch == '=') {
words[j++] = ch; words[j] = '\0';