文字列中の変数展開

Python

py

'value is %s' % x

py

'%s is %d' % (name, value)

3.6 から

py

f'{name} is {value}'

Swift

swift

"value is \(x)"

PHP

php

"value is $x"

Bash

bash

"value is $x"

Ruby

rb

"value is #{v}"

C++