Variable setting and destruction in PHP extension development

This article mainly introduces the setting and destruction of variables in PHP extension development. It has certain reference value. Now I share it with you. Friends in need can refer to it.

//定义变量
zval *op;
//分配内存
MAKE_STD_ZVAL(op);
//赋值
ZVAL_LOGN(op, 0);
//获取 op 的值
if  (Z_LVAL_P(op))
{    
php_printf("%s", "true");
}
else
{    
php_printf("%s", "true");
}
//销毁变量
opzval_ptr_dtor(&op);

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