字符串处理函数

Actions()

{

        char MyString1[20] = "";

        char MyString2[20] = "";

        char MyString3[20] = "Mercury2";

        char Cstring[10] = "12345";

        int Cint;

        // MyString1 is empty

        //

        lr_output_message(">>>>>>>>>> MyString1 = %s",MyString1);

        // copy "Mercury1" into MyString1

        //

        strcpy(MyString1,"Mercury1");

        // Now MyString1 contains "Mercury1"

        //

        lr_output_message(">>>>>>>>>> MyString1 = %s",MyString1);

        // Copy MyString3 into MyString2

        //

        lr_output_message(">>>>>>>>>> MyString2 = %s",MyString2);

        strcpy(MyString2,MyString3);

        lr_output_message(">>>>>>>>>> MyString2 = %s",MyString2);

        // Catenate MyString2 to MyString1

        //

        strcat(MyString1,MyString2);

        lr_output_message(">>>>>>>>>> MyString1 = %s",MyString1);

        // Cstring is converted to integer Cint

        //

        lr_output_message(">>>>>>>>>> Cstring = %s",Cstring);

        Cint = atoi(Cstring);

        lr_output_message(">>>>>>>>>> Cint = %d",Cint);

        // Cint is converted to string

        Cint = 100;

        itoa(Cint,Cstring,10);

        lr_output_message(">>>>>>>>>> Cstring = %s",Cstring);

        return 0;

}

字符串处理

strcpy is used to copy one string into another.

strcat is used to add one string to the end of another.

strcmp compares two strings and returns 0 if both strings are identical.

atoi converts an ASCII string to an integer.

itoa converts an integer to an ascii string for a given base. Syntax:

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