连接字符串的两种写法

wangjia

void OnStart()
  {
string text;
//方法一：
text=StringConcatenate("Account free margin is ", AccountFreeMargin(), " Current time is ", TimeToStr(TimeCurrent()));
//方法二：
text="Account free margin is " + AccountFreeMargin() + "  Current time is " + TimeToStr(TimeCurrent())
//打印字符串  
Print(text);
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