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PHP While Loop

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while loop in PHP

The while loop executes a block of code while a condition is true.



The number is 1
The number is 2
The number is 3
The number is 4
The number is 5

In the above example
$i hold the value=1, now check the condition while value of ($i<=5). it means it execute the code five times. it print the statement line by line.

Find the sum of 1 to 100 using While Loop

Sum= 5050

In the above example
Variable $i hold value=1, initially $sum hold value=0. we want to sum of 1 to 100 number using while loop.
it execute the statement($sum=$sum+$i;) till the condition is true and value is increment by ($i++).
so it will give the output is 5050

WAP to Count Length and Sum of inputed numbers.

Length of given digit= 5
Sum of given digit= 15
Enter first number

In the above example
first we make a form and a textbox using HTML script. It gives the length and sum of the value which is entered by user.
As value entered by user $_GET[] collect the value from a form. inside the PHP script we declare 3 variable $sum,$rem,$len its value(0,0,0) respectively

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