PHP =><br /><br /><br /> //The double arrow operator, =><br /><br /><br /> //Used as an access mechanism for arrays.<br /><br /><br /> //The left side will have a corresponding value on the right side in array.<br /><br /><br /> //This can be used to set values into a corresponding index of an array.<br /><br /><br /> //The index can be a string or number.<br /><br /><br /> $myArray = array(<br /><br /><br /> 0 => ‘Red’,<br /><br /><br /> 1 => ‘Orange’,<br /><br /><br /> 2 => ‘Yellow’,<br /><br /><br /> 3 => ‘Green'<br /><br /><br /> );

10.string Operator<br /><br /><br /> . = concatenation operator<br /><br /><br /> .= concatenating assignment operator

// Create a new instance of MyObject into $obj<br /><br /><br /> $obj = new MyObject();<br /><br /><br /> // Set a property in the $obj object called thisProperty<br /><br /><br /> $obj->thisProperty = ‘Fred’;<br /><br /><br /> // Call a method of the $obj object named getProperty<br /><br /><br /> $obj->getProperty();

/* <?= ?> is a shorthand for */<br /><br /><br /> <?php echo “something”; ?><br /><br /><br /> // Above code is the same as:<br /><br /><br /> <?= “something” ?>

// Create a new instance of MyObject into $obj<br /><br /><br /> $obj = new MyObject();<br /><br /><br /> // Set a property in the $obj object called thisProperty<br /><br /><br /> $obj->thisProperty = ‘Fred’;<br /><br /><br /> // Call a method of the $obj object named getProperty<br /><br /><br /> $obj->getProperty();<br /><br /><br />

Return 0 if values on either side are equal<br /><br /><br /> Return 1 if the value on the left is greater<br /><br /><br /> Return -1 if the value on the right is greater

//Comparing Integers</p><br /><br /> <p> echo 1 <=> 1; //output 0<br /><br /><br /> echo 3 <=> 4; //output -1<br /><br /><br /> echo 4 <=> 3; //output 1</p><br /><br /> <p> //String Comparison</p><br /><br /> <p> echo “x” <=> “x”; //output 0<br /><br /><br /> echo “x” <=> “y”; //output -1<br /><br /><br /> echo “y” <=> “x”; //output 1

PHP =><br /><br /><br /> //The double arrow operator, =><br /><br /><br /> //Used as an access mechanism for arrays.<br /><br /><br /> //The left side will have a corresponding value on the right side in array.<br /><br /><br /> //This can be used to set values into a corresponding index of an array.<br /><br /><br /> //The index can be a string or number.<br /><br /><br /> $myArray = array(<br /><br /><br /> 0 => ‘Red’,<br /><br /><br /> 1 => ‘Orange’,<br /><br /><br /> 2 => ‘Yellow’,<br /><br /><br /> 3 => ‘Green'<br /><br /><br /> );