In Java (and related languages such as Scala), java.lang.CharSequence is an interface to sequences of character values.
For more information, see the Java 8 specification of CharSequence.
Questions tagged [charsequence]
146 questions
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votes
1 answer
Android Volley Converting ArrayList to CharSequence Returning Empty
In the onCreate method, I have a network operation that is to return JSON that is parsed into ArrayLists, to be set into a CharSequence[] array and used in an alert dialog.
However, when selected, the alert does not populate with the resulting JSON…
Sauron
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votes
1 answer
Android EditText Money Input Style Without Dollar Symbol
I want to money input box without dollar symbol. There is a code which works fine with dollars
private int price = 0;
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
…
John Error
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votes
1 answer
How can I use " getCharSequence " in this code?
I have this code for sending a text is selected from first textView to second textView with clicking on a button :
txt=(TextView)findViewById(R.id.txt);
txt2=(TextView)findViewById(R.id.txt2);
btn=(Button)findViewById(R.id.btn);
…
Ehsan
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votes
2 answers
Convert ArrayList to CharSequence[]
I have a custom ArrayList and want to convert it into CharSequence[].
I tried this
List list = Arrays.asList("foo", "bar", "waa");
CharSequence[] cs = list.toArray(new CharSequence[list.size()]);
System.out.println(Arrays.toString(cs)); //…
PsyGik
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votes
1 answer
How to add data into a CharSequence
I got a list
List paths = {"r", "e","t","t"};
and I want to add the data of paths into a CharSequence. I have done this code:
CharSequence[] cs = paths.toArray(new CharSequence[paths.size()]);
but I don't know how to add the data in,…
Ricky Zheng
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votes
1 answer
what is editText's data type in android studio?
I'm trying to copy some text from an editText field in android studio but the app always crashes when I do.
copying works fine, what crashes the app is copying from editText.
I assumed it is String and tried casting it to a CharSequence, still…
kuha
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votes
1 answer
'toString().contains()' method unable to detect '˚' (degree symbol) inside a CharSequence
I have a CharSequence which contains two ˚ (degree) symbol inside it.
I have written an if statement which detects what's inside this CharSequence like this:
CharSequence name = "27°46'29.6"N 77°19'05.9"E";
if (name.toString().contains("˚") {
…
Hammad Nasir
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votes
5 answers
Facing problem while implementing interface in java
I have studied that
"A class that implements an interface must implement all the methods declared in the interface"
I am doing the study of CharSequence
from this link here CharSequence having 4 methods, according to the definition of the…
gautam
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votes
3 answers
How to retrieve string value of text view and again set calculated double to that text view in android?
my project contains the grid view in which i created the custom view. Custom view had minus button, text view and plus button. My intention is like that, when i press on minus or plus button, the value of text view get changes according to some…
sid
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votes
2 answers
How to change the android:text of a textView
I am having trouble changing the text inside my textview. I want to have the textview contain the string "foo \n bar \n foo2 \n bar2" and I want to be able to add and take away lines from the textview. I can manually type in "foo \n bar" in the…
Mac
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votes
2 answers
How do I set the text of an Android TextView from Java?
I am currently working on an Android application where I am changing the text in a TextView object while my app is running, from within the MainActivity class. To do this, I am using the setText(CharSequence text) method. This method's documentation…
Darth Vader
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