7)Python if.elif.else Statements

Python if.elif.else Statements

The if…elif…else statement is used in Python for decision making.

i)if Statement:
Syntax:

if test expression:
    statement(s)

if Statement Flowchart:

Example:

x = 10
if x > 0:
    print(x,"is positive numner")

ii)if...else Statement
Syntax:

if test expression:
    Body of if
else:
    Body of else

if...else Statement Flowchart:

Example:

x = 10
if x > 0:
    print(x,"is positive numner")
else:
    print(x,"is either zero or negative number")

iii)if...elif...else statement:

Syntax:

if test expression:
    Body of if
elif test expression:
    Body of elif
else:
    Body of else

if...elif...else Flowchart:

Example:

x = 10
if x > 0:
    print(x,"is positive numner")
elif x < 0:
    print(x,"is negative number")
else:
    print(x,"is zero")