PHP defines a parameter with default value function instance analysis_PHP tutorial

PHP defines a function with default values ​​​​and analyzes the examples

This article mainly introduces php to define a function with default values ​​​​and analyzes the php parameters with examples. Friends who need tips on using functions with default values ​​can refer to them

The example of this article analyzes the usage of PHP function that defines a parameter with a default value. Share it with everyone for your reference. The specific analysis is as follows:

PHP function parameters can specify default values. After specifying the default value, if you do not assign a value to the parameter when calling, the parameter will use the default value

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function capitalize( $str, $each=TRUE ) { $str = strtolower($str); if ($each === TRUE) { $str = ucwords ($str); } else { $str = strtoupper($str); } echo ("$str "); } capitalize("hEllo WoRld!"); capitalize("hEllo WoRld!",FALSE); ?>

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function capitalize( $str, $each=TRUE ) {

$str = strtolower($str);<🎜> <🎜>if ($each === TRUE) { $str = ucwords ($str);<🎜> <🎜>} else {<🎜> <🎜>$str = strtoupper($str); }<🎜> <🎜>echo ("$str
"); } capitalize("hEllo WoRld!"); capitalize("hEllo WoRld!",FALSE); ?>

I hope this article will be helpful to everyone’s PHP programming design. http://www.bkjia.com/PHPjc/968660.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/968660.htmlTechArticlephp defines a parameter with a default value function example analysis. This article mainly introduces php to define a parameter with a default value. Default value function, the example analyzes the php parameter function with default value...