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璶盢﹃锣传计玥ㄏノatoi()atol()atof()ㄧΑだ盢﹃锣传intlong籔double硂ㄇㄧΑ常珹
stdlib.hい int atoi(const char*);
int atol(const char*); double atof(const char*); atoi()atol()┪atof()穦穓碝﹃い锣传场笿礚猭锣传じ﹃秨繷ㄏ ノタ璽腹ㄒ "+100"┪"-100"atof()钡厩癘腹ㄒ"12.3e-5"┪"123E+4"硂碭ㄧΑ璝⊿Τ锣传じ玥肚0 璝璶代刚じ计ダ糶糶单单ㄏノctype.hいisxxxx()ㄧΑㄒ isalnum(int c)琌ダ┪计
isalpha(int c)琌ダ iscntrl(int c)琌北じ isdigit(int c)琌计 islower(int c)琌糶ダ isprint(int c)琌じ ispunct(int c)琌夹翴才腹 isspace(int c)琌フ isupper(int c)琌糶ダ isxdigit(int c)琌16秈计 ... 硂ㄇㄧΑㄆ龟琌エ栋琩ctype.h眔isxxxx()ㄧΑctype.hい珹钩琌 秈︽ダ糶锣传tolower()toupper()单ㄧΑ |
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