Php 动态调用/初始化函数或变量
出于好奇,我有一门课Php 动态调用/初始化函数或变量,php,Php,出于好奇,我有一门课 class someCLass { var $_var1 = ''; var $_var2 = ''; public function _set(){} public function _get(){} public function _put(){} } 是否可以动态调用此函数。例如: public function insomefunc(){ $key_sample = 'set'; $result = $this-&
class someCLass {
var $_var1 = '';
var $_var2 = '';
public function _set(){}
public function _get(){}
public function _put(){}
}
是否可以动态调用此函数。例如:
public function insomefunc(){
$key_sample = 'set';
$result = $this->_$keysample(); //call dynamically a function which should be _set()
}
变量也是这样
public function insomefunc(){
$var_sample = 'var1';
$this->_$varsample = 'jackpot' //assign
}
想知道启示的答案。谢谢您必须在字符串中添加“\u1”:
public function insomefunc(){
$key_sample = 'set';
$result = $this->{'_'.$keysample}(); //call dynamically a function which should be _set()
}
请参见你可以这样做
<?php
class someCLass
{
var $_var1 = '';
var $_var2 = '';
public function set()
{
echo "I am set";
}
public function get()
{
}
public function put()
{
}
public function runset()
{
$key_sample = 'set';
$this->$key_sample();
}
}
$a = new someCLass();
$a->runset();
你想在这个班外还是在班内运行?班内@ShankarDamodaran-inside
I am set