WMLScript elementAt() 函数
elementAt() 函数把字符串划分为元素,并返回位于指定下标位置的元素。
Ina nia ya kufaa kuzungumza kuhusu.
n = String.elementAt(string, index, separator)
Ina kufaa kufaana. | Ina kufaa kuzungumza kuhusu. |
---|---|
n | Ina nia ya kumwambia string ya kuzia kwa kifaa. |
string | Ina nia ya kufichia mawili. |
index | Injili, inayopewa kama ina kina msingi, inayohesabiwa kama ina kina iliyoruhusiwa. |
separator | Kina cha kusababisha kufikia mifumo ya kichwa |
Kiguo cha habari:Ikiwa index ni namba mbali, itaonyesha kipimo kwanza. Ikiwa thamani ya index ina urefu kwa kina, itaonyesha kipimo kina.
Mfano
var a= String.elementAt("Visit CodeW3C.com today",0," "); var b= String.elementAt("Visit CodeW3C.com today",1," "); var c= String.elementAt("Visit CodeW3C.com today",2," "); var d= String.elementAt("Apples+Bananas",0,"+"); var e= String.elementAt("Apples+Bananas",1,"+"); var f= String.elementAt("Apples+Bananas",5,"+");
Matokeo
a = "Visit" b = "W3School" c = "today" d = "Apples" e = "Bananas" f = "Bananas"