如何在Ruby中检查字符串是否包含子字符串 [英] How to check whether a string contains a substring in Ruby
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问题描述
我有一个包含内容的字符串变量:
I have a string variable with content:
varMessage =
"hi/thsid/sdfhsjdf/dfjsd/sdjfsdn\n"
"/my/name/is/balaji.so\n"
"call::myFunction(int const&)\n"
"void::secondFunction(char const&)\n"
.
.
.
"this/is/last/line/liobrary.so"
在字符串中我必须找到一个子字符串:
In the string I have to find a sub-string:
"hi/thsid/sdfhsjdf/dfjsd/sdjfsdn\n"
"/my/name/is/balaji.so\n"
"call::myFunction(int const&)\n"
我怎样才能找到它?我需要确定子字符串是否存在.
How can I find it? I need to determine whether the sub-string is present or not.
推荐答案
您可以使用 include?
方法:
You can use the include?
method:
my_string = "abcdefg"
if my_string.include? "cde"
puts "String includes 'cde'"
end
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