各語(yǔ)言數(shù)據(jù)類型
JS中整數(shù)型舞丛、浮點(diǎn)型构捡、String、布爾型踩麦、轉(zhuǎn)義字符枚赡、未定義、空值（null)
JAVA中 byte? ? short? ? int? ? long? ? float? ? double? ? boolean? ? char????
C中char? ? int? ? short? ? long? ? float? ? double? ? long double? ? void類型??C語(yǔ)言沒(méi)有boolean類型變量
python中 Nubmer? ?String? ? List? ? Tuple? ? Set? ? Dict? ????bool
VB中byte,boolean,Integer,Long?,Single?,Double?,Currency?,Decimal,Date,Object,String?,Variant
對(duì)象聲明
JS中 new String('tang') 或 var t='tang'? var a=3;
C中int a=3;
python中 a=3? ?類（）
java中 int a=3
VB中dim a as Interger
