Difference between revisions of "C Programming"
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| − | == Format Specifiers == | + | == Basic Format Specifiers == |
| − | %d = an integer whole number = 100 | + | %d = an integer whole number = 100<br /> |
| − | %f = a floating point number = 0.123456 | + | %f = a floating point number = 0.123456<br /> |
| − | %c = a single character = 'A' | + | %c = a single character = 'A'<br /> |
| − | %s = a string of characters = "Hello World" | + | %s = a string of characters = "Hello World"<br /> |
| − | %p = a machine memory address = 0x0022FF5C | + | %p = a machine memory address = 0x0022FF5C<br /> |
| + | %u = a unsigned int<br /> | ||
| + | %lu = a long unsigned int<br /> | ||
| + | %llu = a long long unsigned int<br /> | ||
| + | |||
| + | == Keywords == | ||
| + | |||
| + | {| style="color:black" cellpadding="2" cellspacing="0" border="1" | ||
| + | |auto | ||
| + | |extern | ||
| + | |sizeof | ||
| + | |- | ||
| + | |break | ||
| + | |float | ||
| + | |static | ||
| + | |- | ||
| + | |case | ||
| + | |for | ||
| + | |struct | ||
| + | |- | ||
| + | |char | ||
| + | |goto | ||
| + | |switch | ||
| + | |- | ||
| + | |const | ||
| + | |if | ||
| + | |typedef | ||
| + | |- | ||
| + | |continue | ||
| + | |int | ||
| + | |union | ||
| + | |- | ||
| + | |default | ||
| + | |long | ||
| + | |unsigned | ||
| + | |- | ||
| + | |do | ||
| + | |register | ||
| + | |void | ||
| + | |- | ||
| + | |double | ||
| + | |return | ||
| + | |volatile | ||
| + | |- | ||
| + | |else | ||
| + | |short | ||
| + | |while | ||
| + | |- | ||
| + | |enum | ||
| + | |signed | ||
| + | |} | ||
| + | |||
| + | == Escape Sequences == | ||
| + | |||
| + | {| style="color:black" cellpadding="2" cellspacing="0" border="1" | ||
| + | |\n | ||
| + | |newline | ||
| + | |\\ | ||
| + | |backslash | ||
| + | |- | ||
| + | |\t | ||
| + | |horizontal tab | ||
| + | |\? | ||
| + | |question mark | ||
| + | |- | ||
| + | |\v | ||
| + | |vertical tab | ||
| + | |\' | ||
| + | |single quote | ||
| + | |- | ||
| + | |\b | ||
| + | |backspace | ||
| + | |\" | ||
| + | |double quote | ||
| + | |- | ||
| + | |\r | ||
| + | |carriage return | ||
| + | |\000 | ||
| + | |octal number | ||
| + | |- | ||
| + | |\f | ||
| + | |form feed | ||
| + | |\xhh | ||
| + | |hexadecimal number | ||
| + | |- | ||
| + | |\a | ||
| + | |audible alert | ||
| + | |\0 | ||
| + | |null character | ||
| + | |} | ||
Latest revision as of 19:41, 7 July 2010
Basic Format Specifiers
%d = an integer whole number = 100
%f = a floating point number = 0.123456
%c = a single character = 'A'
%s = a string of characters = "Hello World"
%p = a machine memory address = 0x0022FF5C
%u = a unsigned int
%lu = a long unsigned int
%llu = a long long unsigned int
Keywords
| auto | extern | sizeof |
| break | float | static |
| case | for | struct |
| char | goto | switch |
| const | if | typedef |
| continue | int | union |
| default | long | unsigned |
| do | register | void |
| double | return | volatile |
| else | short | while |
| enum | signed |
Escape Sequences
| \n | newline | \\ | backslash |
| \t | horizontal tab | \? | question mark |
| \v | vertical tab | \' | single quote |
| \b | backspace | \" | double quote |
| \r | carriage return | \000 | octal number |
| \f | form feed | \xhh | hexadecimal number |
| \a | audible alert | \0 | null character |
