Defining and Calling a two-argument function, : Parameters « Functions « PHP






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Defining and Calling a two-argument function,

 
<?
function page_header4($color, $title) {
    print '<html><head><title>Welcome to ' . $title . '</title></head>';
    print '<body bgcolor="#' . $color . '">';
}
?>
//Multiple optional arguments

page_header4('66cc66','my homepage');








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7.Using a Function Call to Pass an Argument to a Function by Reference
8.Declaring a Function That Requires Arguments
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10.A Function with an Optional Argument
11.Accessing Function Parameters
12.All optional arguments
13.Capturing a return value
14.Changing argument values
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18.Creating a capitalize function with a default parameter $each
19.Default Parameters
20.Define whether a variable is passed by value or reference
21.Passing By Reference
22.Making arguments be passed by reference
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