chop and chomp in perl

Example: Copy Code code as follows: #!/bin/perl Print "Please input a string and a number by order!\n"; $the _string=<>; $the _numb=<>; Print "The result is \ n"; Print "$the _string" x "$the _numb"; Results:The

Chomp and chop are all characters used to remove the tail of a string variable, but they have their own differences. The Chomp function works on a variable, and this variable contains a string. If there is a newline character at the end of the

Chomp is used to delete line breaks. Copy codeThe Code is as follows :#! /Usr/bin/perl $ C = "abcde "; Chomp ($ c ); Print "$ c \ n "; [Root @ ak] # perl a. pl Abcde Chop is used to delete the last character. Copy codeThe Code is as follows :#!

Chomp is used to remove line breaks. Copy Code code as follows: #!/usr/bin/perl $c = "ABCDE"; Chomp ($c); print "$c \ n"; [Root@ak]# Perl a.pl Abcde Chop is used to delete the last character. Copy Code

Not yet a systematic study of Ruby, recently looking at the Metasploit framework of the exploit will involve the Ruby script, it would be very hard to check the data once again to make some notes. There are built-in functions for chop and chomp in

Not yet a systematic study of Ruby, recently looking at the Metasploit framework of the exploit will involve the Ruby script, it would be very hard to check the data once again to make some notes.There are built-in functions for chop and chomp in

one. DataType (data type ):Perl's data types are roughly four: Scalar (variables), Scalar Array (array), hash array (hash), References (pointer), but they seem to be small but more than sufficient. In particular, you can write a Perl program without

I. Data Types(Data type): Perl has four data types: Scalar (variable), Scalar Array (Array), Hash Array (Hash), and References (pointer ), it seems to be rare, but it is more than enough to use it. Especially when writing Perl programs, you do not

Open the file with the open () function The common ways to open files are: Copy Code code as follows: Open (FH, "Or die "couldn ' t open $filename for reading: $!"; The open () function usually comes with two arguments, the

Open a file using the Open () function Common methods to open a file are: Copy codeThe Code is as follows: open (FH, "Or die "Couldn't open $ filename for reading: $! "; The open () function usually has two parameters. The first is the file handle,