Questions tagged [string]
A string is a finite sequence of symbols, commonly used for text, though sometimes for arbitrary data.
string
184,763
questions
7555
votes
68
answers
1.3m
views
What is the difference between String and string in C#?
What are the differences between these two, and which one should I use?
string s = "Hello world!";
String s = "Hello world!";
7406
votes
3
answers
8.1m
views
How to check whether a string contains a substring in JavaScript?
Usually I would expect a String.contains() method, but there doesn't seem to be one.
What is a reasonable way to check for this?
5478
votes
50
answers
4.6m
views
How do I replace all occurrences of a string in JavaScript?
Given a string:
string = "Test abc test test abc test test test abc test test abc";
This seems to only remove the first occurrence of abc in the string above:
string = string.replace('abc', ...
5275
votes
106
answers
4.2m
views
How do I make the first letter of a string uppercase in JavaScript?
How do I make the first character of a string uppercase if it's a letter, but not change the case of any of the other letters?
For example:
"this is a test" �� "This is a test"
&...
4742
votes
66
answers
2.7m
views
How do I read / convert an InputStream into a String in Java?
If you have a java.io.InputStream object, how should you process that object and produce a String?
Suppose I have an InputStream that contains text data, and I want to convert it to a String, so for ...
3851
votes
17
answers
520k
views
Why is char[] preferred over String for passwords?
In Swing, the password field has a getPassword() (returns char[]) method instead of the usual getText() (returns String) method. Similarly, I have come across a suggestion not to use String to handle ...
3786
votes
23
answers
5.1m
views
Convert bytes to a string in Python 3
I captured the standard output of an external program into a bytes object:
>>> from subprocess import *
>>> stdout = Popen(['ls', '-l'], stdout=PIPE).communicate()[0]
>>> ...
3586
votes
10
answers
6.9m
views
Does Python have a string 'contains' substring method?
I'm looking for a string.contains or string.indexof method in Python.
I want to do:
if not somestring.contains("blah"):
continue
3566
votes
30
answers
3.2m
views
How to check if a string contains a substring in Bash
I have a string in Bash:
string="My string"
How can I test if it contains another string?
if [ $string ?? 'foo' ]; then
echo "It's there!"
fi
Where ?? is my unknown operator. ...
3512
votes
30
answers
6.8m
views
How do I convert a String to an int in Java?
How can I convert a String value to an int type?
"1234" → 1234
3474
votes
43
answers
2.4m
views
How to assign a multiline string literal to a variable?
How do I convert this Ruby code with a multiline string into JavaScript?
text = <<"HERE"
This
Is
A
Multiline
String
HERE
3449
votes
32
answers
1.3m
views
Case insensitive 'Contains(string)'
Is there a way to make the following return true?
string title = "ASTRINGTOTEST";
title.Contains("string");
There doesn't seem to be an overload that allows me to set the case ...
3362
votes
84
answers
2.4m
views
How do I iterate over the words of a string?
How do I iterate over the words of a string composed of words separated by whitespace?
Note that I'm not interested in C string functions or that kind of character manipulation/access. I prefer ...
2852
votes
95
answers
3.0m
views
Generate random string/characters in JavaScript
I want a 5 character string composed of characters picked randomly from the set [a-zA-Z0-9].
What's the best way to do this with JavaScript?
2851
votes
40
answers
2.3m
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Extract filename and extension in Bash
I want to get the filename (without extension) and the extension separately.
The best solution I found so far is:
NAME=`echo "$FILE" | cut -d'.' -f1`
EXTENSION=`echo "$FILE" | cut -d'.' -f2`
This ...