Java Programming/Keywords/this
From Wikibooks, open books for an open world
this is a Java keyword. It contains the current object reference.
- Solves ambiguity between instance variables and parameters .
- Used to pass current object as a parameter to another method .
Syntax:
this.method(); orthis.variable;
Example #1 for case 1:
Computer code
publicclass MyClass { //... privateStringvalue; //... publicvoidsetMemberVar(Stringvalue) { this.value=value; } }
Example #2 for case 1:
Computer code
publicclass MyClass { MyClass(inta,intb){ System.out.println("int a: "+a); System.out.println("int b: "+b); } MyClass(inta){ this(a,0); } //... publicstaticvoidmain(String[]args){ newMyClass(1,2); newMyClass(5); } }