the ansi c programming phần 6 docx

... as 'x' . The value of a character constant is the numeric value of the character in the machine's characterset.Forexample,in the ASCIIcharacterset the characterconstant '0' has the value 48, ... etc., formacontiguousincreasingsequence. Another example of char to int conversion is the function lower , which maps a single character to lower case...

Ngày tải lên: 06/08/2014, 09:20

... files called main .c , getline .c ,and strindex .c .Then the command ccmain .c getline .c strindex .c compiles the three files, placing the resulting object code in files main.o , getline.o , and strindex.o , then loads them all ... instance, consider the function squeeze(s ,c) , which removes all occurrences of the character c from the string s . /*squeeze:de...

Ngày tải lên: 06/08/2014, 09:20

... pushed, then replaced by their difference, -1. Next, 4 and 5 are pushed and then replaced by their sum, 9. The product of -1 and 9, which is -9, replaces them on the stack. The value on the topof the stackispoppedandprintedwhen the endof the inputlineisencountered. The ... of the issuesthatariseinlargerprograms. The scope of a name is the part of the program...

Ngày tải lên: 06/08/2014, 09:20

... library. The first function is strcpy(s,t) , which copies the string t to the string s . It would be nice just to say s=t but this copies the pointer, not the characters.Tocopy the characters,weneedaloop. The arrayversionfirst: /*strcpy:copyttos;arraysubscriptversion*/ ... defined, the functions call each other recursively as they recognize pieces of a decla...

Ngày tải lên: 06/08/2014, 09:20

... searching at the left child, otherwise at the right child. If there is no child in the required direction, the new word is not in the tree, and in fact the empty slot is the proper place to add the ... the format .Itreturns the numberofcharactersprinted. The format string contains two types of objects: ordinary characters, which are copied to the outputstream,and...

Ngày tải lên: 06/08/2014, 09:20

... input functionslike scanf , getc ,or getchar . 7. 8.4CommandExecution The function system(char *s) executes the command contained in the character string s , then resumes execution of the current program. The contents of s depend strongly on the localoperatingsystem.Asatrivialexample,onUNIXsystems, the statement system("date"); causes ... file orer...

Ngày tải lên: 06/08/2014, 09:20

... in 'x' . The value of a character constant with only one character is the numeric value of the character in the machine's character set at execution time. The value of a multi-character constantisimplementation-defined. Character ... particular the hexadecimal character representation. Extended characters are also new. The character sets commonly used in the...

Ngày tải lên: 06/08/2014, 09:20

... compared with each case constant. If one of the case constants is equal to the value of the expression, control passes to the statement of the matched case label. If no case constant matches the expression, ... at the end of the declarator. The scope of an identifier declared at the head of a block begins at the end of its declarator, and persists to the end of the b...

Ngày tải lên: 06/08/2014, 09:20

... the conditiondescribed,andzeroifnot. isalnum (c) isalpha (c) or isdigit (c) istrue isalpha (c) isupper (c) or islower (c) istrue iscntrl (c) controlcharacter isdigit (c) decimaldigit isgraph (c) printingcharacterexceptspace islower (c) lower-caseletter isprint (c) printingcharacterincludingspace ispunct (c) printingcharacterexceptspaceorletterordigi...

Ngày tải lên: 06/08/2014, 09:20

... Dialog-Based Windows Visual C++ and MFC Fundamentals 364 â FunctionX, Inc. 3. Close it and return to MSVC 12.2.2 The MFC Wizard for a Dialog-Based Application Microsoft Visual C++ provides ... style. Chapter 12: Dialog-Based Windows Visual C++ and MFC Fundamentals 366 â FunctionX, Inc. 12. Click Finish 13. Test the application and r...

Ngày tải lên: 06/08/2014, 17:20

... eq(const char_type& c1 , const char_type& c2 ) Returns c1 == c2 static bool ne(const char_type& c1 , const char_type& c2 ) Returns: ! (c1 == c2 ) static bool lt(const char_type& c1 , ... to acquire the basic character type static void assign(char_type& c1 , const char_type& c2 ) static bool eq(const char_type& c1 , const char_type& c2...

Ngày tải lên: 09/08/2014, 12:22

... manner of tests of pattern - matching and tok - enization. (The test directory was of course created by a program.) For years after - wards, that directory was the bane of file - tree - walking ... cause trouble for the rest of time. The results of a set of tests will not mean much if the tests themselves are flawed. 6. 8 Testing the Markov Pr...

Ngày tải lên: 13/08/2014, 08:20

... between views animates the more specific view in from the right, while the less specific view moves out toward the left. Moving back up the hierarchy animates the views in the other direction. Navigation ... responds to user interaction. The UIControl class is the foundation for all of the standard buttons, switches, and sliders. Figure 7 -6 shows the UIControl class...

Ngày tải lên: 13/08/2014, 08:20