Why the reference String str1 = str + "test " is different from String str3 = "checktest"
126
How do I compare strings in Java?
46672
Getting strange output when printing result of a string comparison
110074
What is the difference between == and equals() in Java?
154049
why does if("string") evaluate "string" as true but if ("string"==true) does not?
93418
+= operator appears to modify frozen string
72519
What's the difference between "==" and "=~"?
22263
What is the difference between "text" and new String("text")?
138718
Does "+" use in String concatenation affect efficiency?
13254
What is the difference between String and string in C#?
16087
Why is it string.join(list) instead of list.join(string)?
33574
Comparing a string with the empty string (Java)
599
Is Java "pass-by-reference" or "pass-by-value"?
52076
Why is an ArrayList parameter modified, but not a String parameter?
99447
What is the difference between String? and String! (two ways of creating an optional variable)?
84997
string c_str() vs. data()
39310
How do you compare two version Strings in Java?
128255
Empty Strings: Why or when is '' equal to ' '?