Match one or zero alphanumerics followed by a single space character : Digit « Regular Expression « Perl

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Perl » Regular Expression » Digit

Match one or zero alphanumerics followed by a single space character


    



$p = "This is a pattern test.";



if ($p =~ /(\w?\s)/){ print "$1\n"; }

if ($p =~ /(\w\s)/){ print "$1\n"; }

Related examples in the same category

1.	Determine if a string has a digit.
2.	Check for no digit
3.	Check for digit
4.	if ($text =~ /(\d+)/) {print "Here's the number of apples: $1.\n";}
5.	if ($text =~ /\D/) {print "It's not a number.";}
6.	if ($text =~ /^[+-]\d+\.\d*$/) {print "It's a number.";}
7.	if ($text =~ /^\d+$/) {print "It's a number.";}
8.	A simple integer-validation program.
9.	Get all numbers
10.	Match the one or more alphanumerics.
11.	Match numbers
12.	Matching Any Letter or Number

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