C语言常用字符串处理函数

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1. #include"stdio.h"
2. main(){
3. char c[]="BASIC\ndBASE";
4. puts(c);
5. }

#include"stdio.h"
main(){
    char c[]="BASIC\ndBASE";
    puts(c);
}

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1. #include"stdio.h"
2. main(){
3. char st[15];
4. printf("input string:\n");
5. gets(st);
6. puts(st);
7. }

#include"stdio.h"
main(){
    char st[15];
    printf("input string:\n");
    gets(st);
    puts(st);
}

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1. #include"string.h"
2. main(){
3. static char st1[30]="My name is ";
4. int st2[10];
5. printf("input your name:\n");
6. gets(st2);
7. strcat(st1,st2);
8. puts(st1);
9. }

#include"string.h"
main(){
    static char st1[30]="My name is ";
    int st2[10];
    printf("input your name:\n");
    gets(st2);
    strcat(st1,st2);
    puts(st1);
}

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1. #include"string.h"
2. main(){
3. char st1[15],st2[]="C Language";
4. strcpy(st1,st2);
5. puts(st1);printf("\n");
6. }

#include"string.h"
main(){
    char st1[15],st2[]="C Language";
    strcpy(st1,st2);
    puts(st1);printf("\n");
}

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1. #include"string.h"
2. main(){
3. int k;
4. static char st1[15],st2[]="C Language";
5. printf("input a string:\n");
6. gets(st1);
7. k=strcmp(st1,st2);
8. if(k==0) printf("st1=st2\n");
9. if(k>0) printf("st1>st2\n");
10. if(k<0) printf("st1<st2\n");
11. }

#include"string.h"
main(){
    int k;
    static char st1[15],st2[]="C Language";
    printf("input a string:\n");
    gets(st1);
    k=strcmp(st1,st2);
    if(k==0) printf("st1=st2\n");
    if(k>0) printf("st1>st2\n");
    if(k<0) printf("st1<st2\n");
}

1. #include"string.h"
2. main(){
3. int k;
4. static char st[]="C language";
5. k=strlen(st);
6. printf("The lenth of the string is %d\n",k);
7. }