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Groups > comp.lang.java.programmer > #34122
| Newsgroups | comp.lang.java.programmer |
|---|---|
| Date | 2016-04-13 05:12 -0700 |
| References | <2a655d5f-3df0-4bf2-a2bc-4b70406d7ab2@googlegroups.com> <nejr5l$8c9$1@dont-email.me> <0ecdea31-577e-4117-b6f0-c0a9d42bf3f3@googlegroups.com> |
| Message-ID | <b0707fa4-8541-44f1-8af0-fab09e248ce6@googlegroups.com> (permalink) |
| Subject | Re: What does keyword 'this' refer to in the following code? |
| From | Eric Douglas <e.d.programmer@gmail.com> |
On Tuesday, April 12, 2016 at 11:03:47 PM UTC-4, cda...@gmail.com wrote: > I have another question. What's the significance of map.addMarker().title().snippet().position()? > This code calls methods on the return value, which may be passing back the object you passed in or a new object. For instance the String class is immutable so it's methods return new objects, ie myString.substring(0,2).trim() > Why not just do something like > map.addMarker() > map.title() > map.snippet() > map.position() > ? This just calls multiple methods on a single object instance. This is the same as the first format, only if each method is returning the object you passed into it.
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What does keyword 'this' refer to in the following code? cdalten@gmail.com - 2016-04-11 21:44 -0700
Re: What does keyword 'this' refer to in the following code? Jukka Lahtinen <jtfjdehf@hotmail.com.invalid> - 2016-04-12 12:16 +0300
Re: What does keyword 'this' refer to in the following code? Eric Douglas <e.d.programmer@gmail.com> - 2016-04-12 04:57 -0700
Re: What does keyword 'this' refer to in the following code? cdalten@gmail.com - 2016-04-12 08:28 -0700
Re: What does keyword 'this' refer to in the following code? Lew <lewbloch@gmail.com> - 2016-04-12 14:03 -0700
Re: What does keyword 'this' refer to in the following code? cdalten@gmail.com - 2016-04-12 18:23 -0700
Re: What does keyword 'this' refer to in the following code? Jukka Lahtinen <jtfjdehf@hotmail.com.invalid> - 2016-04-13 11:39 +0300
Re: What does keyword 'this' refer to in the following code? Eric Douglas <e.d.programmer@gmail.com> - 2016-04-13 05:07 -0700
Re: What does keyword 'this' refer to in the following code? Jeff Higgins <jeff@invalid.invalid> - 2016-04-12 22:00 +0000
Re: What does keyword 'this' refer to in the following code? cdalten@gmail.com - 2016-04-12 20:03 -0700
Re: What does keyword 'this' refer to in the following code? cdalten@gmail.com - 2016-04-12 21:01 -0700
Re: What does keyword 'this' refer to in the following code? Lars Enderin <lars.enderin@telia.com> - 2016-04-13 10:58 +0200
Re: What does keyword 'this' refer to in the following code? Eric Douglas <e.d.programmer@gmail.com> - 2016-04-13 05:12 -0700
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