C語言常用庫函式實現

對於C語言來說遠著許多的函式需要記住，因此是十分考驗技巧的'語言，但是也是學習程式設計的入門知識，下面是小編為大家蒐集整理出來的有關於C常用庫函式實現，希望可以幫助到大家!

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C常用庫函式實現// ---------- strlen -------------int strlen(char *t){int length = 0;if(t == NULL)return -1;while (*t != '