whitespace character copy

Ltrim:hello world! With Ltrim:hello world! Example 2 Remove the line break (\ n) to the left of the string: The HTML output of the above code is as follows (see source code): The browser output of the above code is as follows: Without Ltrim:hello world! With Ltrim:hello world! String Trim (String $str [, String $charlist])-removes whitespace characters (or other characters) from the beginning and end of a string Trim () function when the second arg

Remove spaces:NSString *cleanstring = [dirtystring stringbytrimmingcharactersinset:[nscharacterset Whitespaceandnewlinecharacterset]];There is also the removal of more than the space, as follows:NSString *thestring = @ "Hello This is a long string! ";Nscharacterset *whitespaces = [Nscharacterset whitespacecharacterset];Nspredicate *noemptystrings = [nspredicate predicatewithformat:@ "Self! ="];Nsarray *parts = [TheString componentsseparatedbycharactersinset:whitespaces];Nsarray *filteredarray =

Java Tour (25)--file copy, character stream buffer, Bufferedwriter,bufferedreader, copy file via buffer, readline working principle, custom ReadLine Let's continue IO for the last space I. Text copying Read and write all said, we look at the other operations, we first look at the replication The principle of replication: In f

followed by a stream of bytes, the following main introduction character stream, character stream and byte stream difference and file copy copy. In the program, a character equals two bytes, and a Chinese character occupies two by

How to copy files in JavaIf you read by character, there can be 4 kinds, basic 2 kinds, efficient 2 kinds, efficient special 1 kindsThe No. 0 Type:public class Copyfiledemo {public static void main (string[] args) throws exception{//packaging data source BufferedReader reader = new Buff Eredreader (New FileReader ("A.txt"));//package destination BufferedWriter writer = new BufferedWriter (New FileWriter ("B

Since the byte stream can copy the file, the character stream is of course also there.the same idea :Data Source:A.txt--reading data--character conversion stream--InputStreamReaderDestination:B.txt--Write data--character conversion stream--OutputStreamWriter1 //Encapsulating Data Sources2InputStreamReader ISR =

the contents of the Bw.txt.9 }Ten //Freeing Resources one br.close (); a}Use character buffer streams to copy text files: be familiar with public Static voidMain (string[] Args)throwsIOException {//Encapsulating Data SourcesBufferedReader br =NewBufferedReader (NewFileReader ("a.txt")); //Package DestinationBufferedWriter BW =NewBufferedWriter (NewFileWriter ("copy.txt")); //

One : Copy one file to another file, one character at a timeImportjava.io.FileNotFoundException;ImportJava.io.FileReader;ImportJava.io.FileWriter; Public classCopyFile {/*** Requirements: Copy one file to another file *@paramargs *@throwsException*/ Public Static voidMain (string[] args)throwsException {//TODO auto-generated Method Stub//read an existing file

Problem Description:Select the specified character in vim to copy/cut/pasteProblem solving:into vim in visual mode, visual mode enters, there can be three ways:(1) In normal mode, the direct key V can enter the default visual mode, you can use v+j/k/h/l for text selectionNote:Use the v command in normal mode to enter visual mode, v+ j/k/h/l for text selectionPress the following key for the selected text:(1.

Win7 How to copy characters from the character editor to Word? In the XP system, the Word can be made out of the location input method, but Win7 no location input method, how to input it? 1, click start → all procedures → accessories → system tools → special character editor; 2. Select a blank square, click OK; 3, the design of a word, the contro

PS Copy the character, how will the arm deformation? 1, open a picture, as shown in the picture, you can also double-click the layer, the background layer into a normal layer. 2, press the CRL key Gaga number key, and then enlarge the picture, as shown in the figure 3, with the Quick selection tool, the figure of the character is chec

Original: http://blog.csdn.net/hansoy/article/details/44941159If the string is dstr:= ' Delphi are the best ', thenLeftstr (DSTR, 5): = ' Delph ' is intercepted from left to right, length 5Midstr (DSTR, 6, 7): = ' i is th ' starting from 6th character intercept, length is 7Rightstr (DSTR, 6): = ' e best ' is intercepted from right to left, length is 6Note: These functions are included in strutils, so you need to uses strutils--------------------------

[] bytes=New byte[1024]; while((Len=bis.read (bytes))!=-1) {bos.write (bytes,0, Len); } bos.close (); Bis.close (); } /** Method: Implement file Copy * 3, byte stream buffer streams read/write single bytes*/ Public Static voidCopy_3 (File src,file desc)throwsioexception{Bufferedinputstream bis=NewBufferedinputstream (NewFileInputStream (SRC)); Bufferedoutputstream Bos=NewBufferedoutputstream (NewFileOutputStream (DESC)); intLen=0; w

Reprinted from: http://www.cnblogs.com/luosongchao/p/3193153.htmlProblem Description:Select the specified character in vim to copy/cut/pasteSelect:1, Normal mode--v+hjkl to choose.2, the Visual Line mode button V can enter only to select the rowAfter pressing V, enter visual line mode and use the J/K key to select one or more rows3. Visual block mode, press CTRL + V to enterAfter pressing CTRL + V, enter th