https://stackoverflow.com/questions/5746947/c-sharp-string-isnullorempty-javascript-equivalent
if(!theString) { alert("the string is null or empty"); }
标签：tps color lan over stack style class java sha
https://stackoverflow.com/questions/5746947/c-sharp-string-isnullorempty-javascript-equivalent
if(!theString) { alert("the string is null or empty"); }
C# String.IsNullOrEmpty Javascript equivalent
标签：tps color lan over stack style class java sha
原文地址：https://www.cnblogs.com/chucklu/p/8575158.html
