Perl变量及用法

发布时间：2020-12-15 23:45:45 所属栏目：大数据来源：网络整理

导读：Perl的变量类型及用法 Variable?types?and?their?uses|?Type???????|?Sigil?|?Example???|?Is?a?Name?For??????????????????????????||------------+-------+-----------+----------------------------------------||?Scalar?????|?$?????|?$cents????|?An?i

Perl的变量类型及用法

Variable?types?and?their?uses
|?Type???????|?Sigil?|?Example???|?Is?a?Name?For??????????????????????????|
|------------+-------+-----------+----------------------------------------|
|?Scalar?????|?$?????|?$cents????|?An?individual?value?(number?or?string)?|
|?Array??????|?@?????|?@large????|?A?list?of?values,?keyed?by?number??????|
|?Hash???????|?%?????|?%interest?|?A?group?of?values,?keyed?by?string?????|
|?Subroutine?|?&?????|?&how??????|?A?callable?chunk?of?Perl?code??????????|
|?Typeglob???|?*?????|?*struck???|?Everything?named?struck????????????????|

#?for?example
my?$phrase?=?"Howdy,?world!n";??#?Create?a?variable
print?$phrase;???????????????????#?Print?the?variable

（编辑：李大同）

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