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Questions - string-literals

scanf ends my program and no error is thrown

I am a beginner in C and I encountered problems when dealing with scanf, hoping for an explanation behind this this is my code #include <stdio.h> #include <math.h> #include <string.h>...
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Electron X

c

input

undefined-behavior

string-literals

Votes: 0

Answers: 3

Latest Answer

In this declaration char *string = ""; there is declared a pointer to an empty string literal that is represented in memory as one byte with the terminating zero value { '\0' }. And in this...
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Vlad from Moscow

String::from() a string literal differs in length for &quot;o&quot; and &quot;&#243;&quot;. Why?

I am learning Rust and I wanted to play around with slices, but this made me "discover" that string literals "o" and "ó" differ in length. This code: fn main() { let ...
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hc0re

string

rust

string-literals

Votes: 0

Answers: 1

Latest Answer

String::len() returns the length of the string in bytes, not characters. Strings in Rust are UTF-8 encoded, and the character ó requires two bytes to encode in UTF-8. Note also that there's a few ways...
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cdhowie

Passing a string variable into a function parameter in Javascript

I have a dozen or so trigger fields on a webpage that I'd like to consolidate. I'm attempting to add a 'data-target' attribute to the HTML tags that have event listeners which will correspond to the t...
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Dssii3056

javascript

string-literals

Votes: 0

Answers: 2

Latest Answer

Use a template literal instead of single quotes: function handleReveal(target){ var target = this.getAttribute('data-target'); console.log(target); var what_date = document.querySelector(`#${tar...
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Daddasoft

Change char at index from char pointer

I know that the following is invalid: char *string = "Some String": string[1] = 'v';//INVALID But how can I achieve the desired behavior here, without changing the type of string to some so...
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figbar

c

pointers

char

variable-assignment

string-literals

Votes: 0

Answers: 2

Latest Answer

The only way is to store the string literal in a character array and then you can use a pointer to the array to change the stored string. For example char s[] = "Some String": char *string =...
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Vlad from Moscow

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