Beginning Perl Third Edition PHẦN 10 docx

Beginning Perl Third Edition PHẦN 10 docx

Beginning Perl Third Edition PHẦN 10 docx

... hashes, 116 exists() function and, 124 for loop and, 100 foreach loop and, 101 , 103 functions for, 109 looping through with indexes, 100 matrices and, 245 naming conventions for, 91 scalar ... 2. #!/usr/bin /perl # chap09ex2.pl use warnings; use strict; while (<>) { tr/a-zA-Z/n-za-mN-ZA-M/; print; } Chapter 10 1. #!/usr/bin /perl # chap10ex1.pl...

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Beginning Perl Third Edition PHẦN 3 docx

Beginning Perl Third Edition PHẦN 3 docx

... values in the list, one at a time. Recall that (1 10) is shorthand for (1, 2, 3, 4, 5, 6, 7, 8, 9, 10) . The following code produces this result: $ perl foreach.pl the number is: 1 the number ... wrong prefix, Perl will complain with a warning. #!/usr/bin /perl # badprefix.pl use warnings; use strict; my @array = (1, 3, 5, 7, 9); print @array[1]; will print $...

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Beginning Linux Programming Third Edition phần 10 docx

Beginning Linux Programming Third Edition phần 10 docx

... of 512, block size of 102 4, total size = 2048Kb The options printed can all be specified at load time by supplying the appropriate parameters to insmod. Browse back to the beginning of the radimo ... Force the use of ISO standard C. ❑ _POSIX_C_SOURCE=2: Turn on features defined by the IEEE Std 100 3.1 and 100 3.2 standards. We will mention these standards again later in this chapter. ❑...

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Beginning JavaScript Third Edition phần 2 docx

Beginning JavaScript Third Edition phần 2 docx

... the page. What about the third if statement? if ( myAge >= 80 || myAge <= 10 ) { document.write(“myAge is either 80 and above OR 10 or below<BR>”); } The third if statement asks, ... 70 document.write(“myAge is NOT between 0 and 10& lt;br>”); } if ( myAge >= 80 || myAge <= 10 ) { document.write(“myAge is 80 or above OR 10 or below<br>”); } if ( (myAge...

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Beginning JavaScript Third Edition phần 6 docx

Beginning JavaScript Third Edition phần 6 docx

... Figure 10- 25). Figure 10- 25 Choosing JavaScript Debugger opens Venkman, as shown in Figure 10- 26. Figure 10- 26 389 Chapter 10: Common Mistakes, Debugging, and Error Handling 13_051511 ch10.qxp ... it was thrown by your code and 400 Chapter 10: Common Mistakes, Debugging, and Error Handling 13_051511 ch10.qxp 4/13/07 6:38 PM Page 400 Figure 10- 10 Having corrected the mistake and re...

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Beginning JavaScript Third Edition phần 10 doc

Beginning JavaScript Third Edition phần 10 doc

... 164 Boolean data, data type, 24 border, adding to a Web page, 710 <br>, tag, 665 break statement looping and the, 91 summary, 102 switch statement, 80 breakpoints, Microsoft Script Debugger ... the, 602–605 clause, finally, 404 cleaning, the cache, 408– 410 clearing, the temporary Internet file folder in Internet Explorer, 408– 410 clearInterval() method summary, 360 using the, 352...

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Beginning Perl Third Edition PHẦN 1 potx

Beginning Perl Third Edition PHẦN 1 potx

... point, such as 42, –1, or 10. The following program prints a couple of integer literals in Perl. #!/usr/bin /perl # number1.pl use warnings; print 25, -4; $ perl number1.pl 25-4$ Well, ... with the -d option as in $ perl -d myprogram.pl See perldoc perldebug for information about the debugger. Summary You’ve started on the road to programming in Perl, and progr...

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Beginning Perl Third Edition PHẦN 2 pdf

Beginning Perl Third Edition PHẦN 2 pdf

... dollars\n"; print "30 510 Yen is ", (30_ 510/ $yen), " dollars\n"; Save this, and run it through Perl. You should see something like this: $ perl currency1.pl 49518 Yen ... to read it. If you ever do need to get a password from the user, the Perl FAQ provides a better method in perlfaq8. Type perldoc -q password to find it. chomp $guess; This statement...

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Beginning Perl Third Edition PHẦN 4 pot

Beginning Perl Third Edition PHẦN 4 pot

... #!/usr/bin /perl # total2.pl use warnings; use strict; my $total = total(111, 107 , 105 , 114, 69); print "the total is: $total\n"; my $sum_of _100 = total(1 100 ); print ... printed with its new value—20, as we can see: $ perl global2.pl before: 10 in change_global(): 20 after: 20 $ CHAPTER 4 ■ LISTS AND ARRAYS 108 Why? There are four elements i...

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Beginning Perl Third Edition PHẦN 5 potx

Beginning Perl Third Edition PHẦN 5 potx

... $passwd2\n"; $ perl join.pl Login name : kake User ID : 100 18 Home directory : /home/kake Original password : kake:x :100 18 :100 20::/home/kake:/bin/bash New password : kake#x #100 18 #100 20##/home/kake#/bin/bash ... kake:x :100 18 :100 20::/home/kake:/bin/bash To get at each field, we can split the line on its colons: #!/usr/bin /perl # split.pl use warnings;...

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