Example 1
Copy code The code is as follows:
PHP function specifies default value - www.jbxue.com
function printMe($param = NULL)
{
print $param;
}
printMe("This is test");
printMe();
?>
Output result:
This is test
Example 2 Example of using default values of php function parameters, setting and using default values in php function parameters.
Copy code The code is as follows:
< ;title>php function parameter default value - www.jbxue.com
function textonweb ($content, $ fontsize=3){
echo "$content";
}
textonweb ("A
", 7);
textonweb ("AA.
");
textonweb ("AAA.
");
textonweb ("AAAA!
");
?>
http://www.bkjia.com/PHPjc/621702.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/621702.htmlTechArticleExample 1 Copy the code The code is as follows: html head titlephp function specifies the default value-www.jbxue.com/title /head body ?php function printMe($param = NULL) { print $param; } printMe("This is test"...