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call_user_func_array
(PHP 4 >= 4.0.4,PHP 5) call_user_func_array -- Call a user function given with an array of parameters
Description
mixed call_user_func_array ( callback function,array param_arr ) Call a user defined function given by function,with the parameters in param_arr. For example: 例子 1. call_user_func_array() example
<div class="codetitle"><a style="CURSOR: pointer" data="718" class="copybut" id="copybut718" onclick="doCopy('code718')"> 代码如下:<div class="codebody" id="code718">
<?php
function debug($var,$val)
{
echo "DEBUGGINGnVARIABLE: $varnVALUE:";
if (is_array($val) || is_object($val) || is_resource($val)) {
print_r($val);
} else {
echo "n$valn";
}
echo "n";
} $c = mysql_connect();
$host = $_SERVER["SERVER_NAME"]; call_user_func_array('debug',array("host",$host));
call_user_func_array('debug',array("c",$c));
call_user_func_array('debug',array("_POST",$_POST));
?>
<div class="codetitle"><a style="CURSOR: pointer" data="92432" class="copybut" id="copybut92432" onclick="doCopy('code92432')"> 代码如下:<div class="codebody" id="code92432">
<?php
function test($str) {
echo $str;
} call_user_func_array("test","NO.1 www.chhua.com");//输出"NO.1 www.chhua.com"
//参数说明“第一个参数是函数名，第二个是参数
class testClass {
public function write($str){
echo $str;
}
}
call_user_func_array(array(testClass,write),"NO.1 www.chhua.com");//用类调用的时侯，用array()，array(类名，方法名)
?>
（编辑：李大同）
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