ojnext/src/shared/extensions/c.ts

export const c = [
  {
    label: "printf",
    detail: "格式化输出",
    type: "function",
    info: "标准输出函数，按格式打印，搭配 %d/%s 等占位符",
    boost: 90,
    apply: "printf();",
  },
  {
    label: "scanf",
    detail: "格式化输入",
    type: "function",
    info: "标准输入函数，按格式读取，用 & 取地址接收变量",
    boost: 88,
    apply: "scanf();",
  },
  {
    label: "puts",
    detail: "输出字符串",
    type: "function",
    info: "输出以 \\0 结尾的字符串并自动换行，比 printf 简洁",
    boost: 84,
    apply: "puts();",
  },
  {
    label: "gets",
    detail: "读取字符串",
    type: "function",
    info: "读取一行字符串到缓冲区（不安全，建议使用 fgets）",
    boost: 60,
    apply: "gets();",
  },
  {
    label: "fgets",
    detail: "安全读行",
    type: "function",
    info: "从文件流读取一行到缓冲区，限制长度，避免溢出",
    boost: 82,
    apply: "fgets();",
  },
  {
    label: "memset",
    detail: "内存填充",
    type: "function",
    info: "按字节把内存填为指定值，常用于初始化数组或结构体",
    boost: 80,
    apply: "memset();",
  },
  {
    label: "memcpy",
    detail: "内存拷贝",
    type: "function",
    info: "从源地址复制指定字节到目标地址，避免重叠",
    boost: 78,
    apply: "memcpy();",
  },
  {
    label: "strlen",
    detail: "字符串长度",
    type: "function",
    info: "计算以 \\0 结尾的字符串长度（不含终止符）",
    boost: 76,
    apply: "strlen();",
  },
  {
    label: "strcmp",
    detail: "字符串比较",
    type: "function",
    info: "按字典序比较两个字符串，相等为 0，小于返回负数",
    boost: 74,
    apply: "strcmp();",
  },
  {
    label: "strcpy",
    detail: "字符串拷贝",
    type: "function",
    info: "把源字符串复制到目标（含终止符），目标要有足够空间",
    boost: 72,
    apply: "strcpy();",
  },
  {
    label: "int main",
    detail: "程序入口",
    type: "keyword",
    info: "C 程序入口，通常返回 0 表示正常退出",
    boost: 70,
  },
  {
    label: "for",
    detail: "循环语句",
    type: "keyword",
    info: "for (init; condition; step) 结构，用于固定次数循环",
    boost: 68,
  },
  {
    label: "while",
    detail: "条件循环",
    type: "keyword",
    info: "while (condition) 条件循环，条件真则执行",
    boost: 66,
  },
  {
    label: "if",
    detail: "条件判断",
    type: "keyword",
    info: "if (condition) 条件分支，可配 else/else if",
    boost: 64,
  },
  {
    label: "struct",
    detail: "结构体定义",
    type: "keyword",
    info: "定义结构体，可组合不同类型的成员",
    boost: 62,
  },
  {
    label: "typedef",
    detail: "类型别名",
    type: "keyword",
    info: "为已有类型起别名，提升可读性",
    boost: 60,
  },
  {
    label: "const",
    detail: "只读限定",
    type: "keyword",
    info: "声明常量或只读指针，防止被修改",
    boost: 58,
  },
  {
    label: "return",
    detail: "返回值",
    type: "keyword",
    info: "结束函数并返回值，main 返回 0 表示成功",
    boost: 56,
  },
  {
    label: "break",
    detail: "终止循环",
    type: "keyword",
    info: "立即退出最近的 for/while/do 循环体",
    boost: 54,
  },
  {
    label: "continue",
    detail: "继续下一次循环",
    type: "keyword",
    info: "跳过当前循环余下语句，开始下一轮迭代",
    boost: 52,
  },
  {
    label: "do",
    detail: "do-while 循环",
    type: "keyword",
    info: "do { ... } while(condition); 后置条件循环，至少执行一次",
    boost: 50,
  },
  {
    label: "else",
    detail: "分支兜底",
    type: "keyword",
    info: "if/else if/else 结构中的兜底分支",
    boost: 48,
  },
  {
    label: "switch",
    detail: "多分支选择",
    type: "keyword",
    info: "switch (expr) { case ... } 多分支选择结构，常配合 break",
    boost: 46,
  },
  {
    label: "case",
    detail: "分支标签",
    type: "keyword",
    info: "switch 中的具体匹配分支，常在末尾使用 break",
    boost: 44,
  },
  {
    label: "default",
    detail: "默认分支",
    type: "keyword",
    info: "switch 中未匹配任何 case 时执行的分支",
    boost: 42,
  },
  {
    label: "goto",
    detail: "无条件跳转",
    type: "keyword",
    info: "跳转到指定标签位置，需谨慎使用以避免可读性问题",
    boost: 40,
  },
  {
    label: "sizeof",
    detail: "求字节大小",
    type: "keyword",
    info: "返回类型或表达式所占字节数，编译期求值",
    boost: 38,
  },
  {
    label: "int",
    detail: "整数类型",
    type: "keyword",
    info: "声明整型变量或返回值，通常占 4 字节",
    boost: 36,
  },
  {
    label: "char",
    detail: "字符类型",
    type: "keyword",
    info: "声明字符或字节型变量，通常占 1 字节",
    boost: 34,
  },
  {
    label: "double",
    detail: "双精度类型",
    type: "keyword",
    info: "声明双精度浮点变量，通常占 8 字节",
    boost: 32,
  },
  {
    label: "float",
    detail: "单精度类型",
    type: "keyword",
    info: "声明单精度浮点变量，通常占 4 字节",
    boost: 30,
  },
  {
    label: "void",
    detail: "空类型",
    type: "keyword",
    info: "表示无返回值或无类型指针（void*）",
    boost: 28,
  },
  {
    label: "unsigned",
    detail: "无符号修饰",
    type: "keyword",
    info: "与整型/字符型组合表示无符号数，扩大正数范围",
    boost: 26,
  },
  {
    label: "long",
    detail: "长整型修饰",
    type: "keyword",
    info: "与整型组合表示更大范围（long/long long）",
    boost: 24,
  },
  {
    label: "short",
    detail: "短整型修饰",
    type: "keyword",
    info: "与整型组合表示较小范围的整数类型",
    boost: 22,
  },
]