Programming-Idioms

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2015-08-01, 16:38:37

2015-08-01, 16:39:13

Idiom #22 Convert string to integer

Extract integer value i from its string representation s (in radix 10)

Extract integer value i from its string representation s (in radix 10)

print "Perl automatically converts numbers, like ", 7, "to strings when needed\n";

my $foo = "12" + 13;   # Foo is now 25

print "Perl automatically converts numbers, like ", 7, "to strings when needed\n";

my $s = "12";
my $i = $s + 13;   # Foo is now 25

Perl automatically converts numbers to strings and strings to numbers whenever required.

Perl automatically converts numbers to strings and strings to numbers whenever required.

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