Array to String PHP?
Use implode
string
How to convert an int to string in C?
EDIT: As pointed out in the comment, itoa() is not a standard, so better use sprintf() approach suggested in the rivaling answer! You can use itoa() function to convert your integer value to a string. Here is an example: If you want to output your structure into a file there is no need to convert any value beforehand. You can just use … Read more
Conversion from string to char – c++
You can get a specific character from a string simply by indexing it. For example, the fifth character of str is str[4] (off by one since the first character is str[0]). Keep in mind you’ll run into problems if the string is shorter than your index thinks it is. c_str(), as you have in your comments, gives you a char* representation (the … Read more
TypeError: not all arguments converted during string formatting python
ou’re mixing different format functions. The old-style % formatting uses % codes for formatting: The new-style {} formatting uses {} codes and the .format method Note that with old-style formatting, you have to specify multiple arguments using a tuple: In your case, since you’re using {} format specifiers, use .format:
Convert String to double in Java
You can use Double.parseDouble() to convert a String to a double: For your case it looks like you want:
Java String Split by “|”
ou must use: This is because the split method takes a regular expression, and | is one of the special characters. It means ‘or’. That means you are splitting by ” or ”, which is just ”. Therefore it will split between every character. You need two slashes because the first one is for escaping the actual \ in the string, since \ is Java’s escape … Read more
Extract a substring using PowerShell
The -match operator tests a regex, combine it with the magic variable $matches to get your result Whenever in doubt about regex-y things, check out this site: http://www.regular-expressions.info
Does Python have a string ‘contains’ substring method?
You can use the in operator:
Best way to convert string to bytes in Python 3?
If you look at the docs for bytes, it points you to bytearray: bytearray([source[, encoding[, errors]]]) Return a new array of bytes. The bytearray type is a mutable sequence of integers in the range 0 <= x < 256. It has most of the usual methods of mutable sequences, described in Mutable Sequence Types, as well as … Read more
Pythonic way to create a long multi-line string
Are you talking about multi-line strings? Easy, use triple quotes to start and end them. You can use single quotes too (3 of them of course at start and end) and treat the resulting string s just like any other string. NOTE: Just as with any string, anything between the starting and ending quotes becomes part of … Read more