Title : Python Print Variable – How to Print a String and Variable
I'll provide examples for each method you mentioned.
1. Using Concatenation:
variable = 10
print("The value of the variable is " + str(variable))
Explanation:
- We define a variable
variable
and assign it the value10
. - We use the
print()
function to output a string concatenated with the value of the variable. -
str(variable)
is used to convert the integer variable into a string because you cannot concatenate a string with an integer directly.
Output:
The value of the variable is 10
2. Using Comma Separation:
variable = 10
print("The value of the variable is", variable)
Explanation:
- Similar to the previous example, we define a variable
variable
and assign it the value10
. - In this case, we use the
print()
function with multiple arguments. The string and the variable are separated by commas. - Python automatically converts the variable into its string representation when printing.
Output:
The value of the variable is 10
3. Using String Formatting:
variable = 10
print("The value of the variable is {}".format(variable))
Explanation:
- We define a variable
variable
and assign it the value10
. - Inside the string, we use
{}
as a placeholder for the variable. - We then use the
format()
method to insert the value of the variable into the string.
Output:
The value of the variable is 10
4. Using f-strings (Formatted String Literals):
variable = 10
print(f"The value of the variable is {variable}")
Explanation:
- Similar to the previous examples, we define a variable
variable
and assign it the value10
. - We use an f-string, denoted by the
f
before the string. Inside the string, we can directly place the variable within curly braces{}
. - Python will replace these placeholders with the actual value of the variable when printing.
Output:
The value of the variable is 10
5. Using Multiple Variables with f-strings:
variable1 = 5
variable2 = "hello"
print(f"The value of the first variable is {variable1} and the value of the second variable is '{variable2}'")
Explanation:
- We define two variables
variable1
andvariable2
with values5
and"hello"
, respectively. - In the f-string, we use multiple placeholders
{}
to represent each variable, and we directly place them within the string. - Python will replace these placeholders with the actual values of the variables when printing.
Output:
The value of the first variable is 5 and the value of the second variable is 'hello'
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