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[admin]

hello world

程式碼: [Select]

print "Hello World!\n";
perl hello.plif

程式碼: [Select]

$a = 10;
# check the boolean condition using if statement
if( $a < 20 ){
    # if condition is true then print the following
    printf "a is less than 20\n";
}
print "value of a is : $a\n";for loop

程式碼: [Select]

# for loop execution
for( $a = 10; $a < 20; $a++ ){
    print "value of a: $a\n";
}

[admin]

Perl online
https://www.jdoodle.com/execute-perl-online