WMLScript find() 函数

find() 函数返回在字符串中子字符串的位置。

语法

n = String.find(string, substring)

例子

var a = String.find("world","rl");
var b = String.find("world","hi");
var c = String.find("world","wo");

结果

a = 2
b = -1
c = 0