PHP - Less than: <

Less than operator is a logical operator that is used to compare two numbers.

<

par1 < par2

Used keywords: <

Result - Logical value Returns a true, if the first number is less than the second, otherwise false.

Note: It works over all types of numbers.

Less than the possible of use:

$a = 5 < 10;       // a = true 
$b = 8 < $x; 
if ($y < 100)  
  $x++;

Even one example in what situations we can use the operation less than:

$x < $y
10 < f(5)
($i & $j) < 128

Other pieces of example codes:

do {
  $i++;
  if ($i==5)
    break;
} while ( $i <10);

if ( $y < 100 )  
   $x++;

$a>1 || $a<100

10 >$a || $a<5

$ret = $j<$i

while ($i<10) ++$i;

You can find it in the following collections: relational operators

Less than in another programming language: