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Function srtchr的用法

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ID:105323 發(fā)表于 2016-2-23 15:34 | 只看該作者 回帖獎(jiǎng)勵(lì) |倒序?yàn)g覽 |閱讀模式
const char * strchr ( const char * str, int character ); char *strchr ( char * str, int character );
Locate first occurrence of character in string
Returns a pointer to the first occurrenceof character in the Cstring
str.
The terminating null-character is considered part of the Cstring. Therefore, it can also be located in order to retrieve apointer to the end of a string.
Parameters(參數(shù))

str :   C string.character:Character to be located. It is passed asits int promotion, butit is internally converted backto char for thecomparison.Return Value:



A pointer to the first occurrenceof character in str.Ifthe character isnot found, the function returns a null pointer.




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