C / ANSI-C examples (example source code) Organized by topic

C / ANSI-C

stdio.h /

clearerr 1 fclose 1

feof 1 ferror 1

fflush 1 fgetc 1

fgetpos 1 fgets 1

fopen 2 fprintf 1

fputc 1 fputs 1

fread 1 freopen 1

fscanf 1 fseek 1

fsetpos 1 ftell 1

fwrite 1 getc 1

getchar 1 gets 1

perror 1 printf 39

putc 1 putchar 1

puts 1 remove 1

rename 1 rewind 1

scanf 2 setbuf 1

setvbuf 1 snprintf 1

sprintf 1 sscanf 1

tmpfile 1 tmpnam 1

ungetc 1

stdlib.h /

abort 1 abs 1

atexit 1 atof 1

atoi 1 atol 1

atoll 1 bsearch 1

calloc 1 div 1

Exit 2 1 exit 1

free 1 getenv 1

labs 1 ldiv 1

llabs 1 lldiv 1

malloc 1 mblen 1

mbstowcs 1 mbtowc 1

qsort 1 rand 1

realloc 1 srand 1

strtod 1 strtof 1

strtold 1 strtoll 1

strtoul 1 strtoull 1

system 1 wcstombs 1

string.h /

memchr 1 memcmp 1

memcpy 1 memmove 1

memset 1 strcat 1

strchr 1 strcmp 1

strcoll 1 strcpy 1

strcspn 1 strerror 2

strlen 1 strncat 1

strncmp 1 strncpy 1

strpbrk 1 strrchr 1

strspn 1 strstr 1

math.h /

acos 1 acosh 1

asin 1 asinh 1

atan 1 atan2 1

atanh 1 cbrt 1

ceil 1 copysign 1

cos 1 cosh 1

erf 1 erfc 1

exp 1 exp2 1

expm1 1 fabs 1

fdim 1 floor 1

fma 1 fmax 1

fmin 1 fmod 1

fpclassify 1 frexp 1

hypot 1 ilogb 1

isfinite 1 isgreater 1

isgreaterequal 1 isinf 1

isless 1 islessequal 1

islessgreater 1 isnan 1

isnormal 1 isunordered 1

ldexp 1 lgamma 1

llrint 1 llround 1

log 1 log10 1

log1p 1 log2 1

logb 1 lrint 1

lround 1 modf 1

nan 1 nearbyint 1

nextafter 1 nexttoward 1

pow 1 remainder 1

remquo 1 rint 1

round 1 scalbln 1

scalbn 1 signbit 1

sin 1 sinh 1

sqrt 1 strftime 1

tan 1 tanh 1

tgamma 1 time 1

trunc 1

ctype.h /

isalnum 1 isalpha 1

isblank 1 iscntrl 1

isdigit 1 isgraph 1

islower 1 isprint 1

ispunct 1 isspace 1

isupper 1 isxdigit 1

tolower 1 toupper 1

time.h /

asctime 1 clock 1

ctime 1 difftime 1

gmtime 1 localeconv 1

localtime 1 mktime 1

setlocale 1 tm 1

assert.h /

assert 1

wctype.h /

iswalnum 1 iswalpha 1

iswblank 1 iswcntrl 1

iswdigit 1 iswgraph 1

iswlower 1 iswprint 1

iswpunct 1 iswspace 1

iswupper 1 iswxdigit 1

signal.h /

raise 1

setjmp.h /

longjmp 1 setjmp 1

Data Type /

Array Char 15 Array Double 3

Array Float 1 Array Int 16

Array String 1 Array Two Dimension 14

Binary Display 1 Bit AND 1

Bit OR 1 Bit Reverse 1

Bit Shift 4 Bitwise XOR 3

Char Validation 14 Char 12

Constant 4 Control Character 7

Decimal 1 Define New Type 1

Double 7 Enum 5

Float 14 Hex 4

Int Convert 4 Int 19

Long 6 Register 2

Short 1 Static 5

Union 2

Pointer /

Pointer Array 6 Pointer Char 10

Pointer Double 2 Pointer Int 14

Pointer Long 1 Pointer Pointer 2

Pointer String 2

String /

String Append 9 String Case 2

String Compare 6 String Convert 16

String Copy 6 String General 17

String Length 11 String Search 15

String Split 4

Data Structure Algorithm /

Bubble Sort 3 Insertion Sort 1

Link List 1 Queue 2

Quick sort 8 Search 2

Selection Sort 1 Shaker Sort 1

Shell Sort 1 Stack 2

Tree 4

Console /

Console Input Validation 1 Console Menu 1

Console Output Char 4 Console Output float 1

Console Output Int 5 Console Output String 8

Console Output 2 Console Read Any 2

Console Read Char 7 Console Read Decimal 1

Console Read Int 6 Console Read String 6

Console Read Validation 8 Formatted Output Float 5

Formatted Output Hex 1 Formatted Output Int 6

Formatted Output String 1 Printf 6

Scanf 5

Language Basics /

Comments 2 Do While 7

Extern 1 For Break 5

For Continue 2 For 31

Goto 1 If 20

Main 7 Operator General 14

Operator Rank 1 Operator Relation 3

Operator Self Increase 3 Operator Ternary 7

Statement 1 Switch 11

Variable Scope 14 Variable 4

While 4

Development /

Assert 1 Bar Chart 1

Beep 2 Command Line Parameters 10

Compile Info 1 Debug 3

Environment 1 error 6

Exit Abort 4 Locale 2

Print 1 System Command 2

Table 1 Time Date 21

Timer 2

Structure /

Struct Define 8 Struct Size 2

Structure Array 4 Structure Parameters 1

Structure Serialization 2

Memory /

Memory Allocation 10 Memory Compare 2

Memory Copy 2 Memory Free 1

Memory Jump 1 Memory Move 2

Memory Save 1 Memory Search 1

Math /

Absolute Value 4 Cos ACos 6

Divide 5 Exp 4

Log 4 Mod 5

Power 3 Random 10

Round 2 Sin ASin 8

Square Root 2 Tan ATan 8

File /

Binary File 1 File Close 1

File Compare 1 File Content Search 5

File Copy 3 File Delete 4

File End 4 File Error 1

File fprintf fscanf 2 File fwrite fread 1

File Open 6 File Pointer 4

File Read 16 File Rename 2

File Temp 3 File Write 20

Stream Buffer 1

Macro Preprocessor /

if def 4 ifndef 1

Inline 1 Line 1

Macro Basic 3 Macro Constant 10

Macro Function 10 Macro String 3

Preprocessor IF 3 Preprocessor LINE 1

Preprocessor 1

Function /

Function Parameters 21 Function Pointer 10

Function Recursive 7 Function 31

Small Application /