Page 165 - DCAP512_WAP_AND_WML

abort() Aborts a WML Script and returns a message to the caller of the script
abs() Returns the absolute value of a number
Unit 11: Using WML Script
characterSet() Returns the character set supported by the WML Script interpreter
exit() Exits a WML Script and returns a message to the caller of the script
float() Returns true if floating-point numbers are supported, and false if not
isFloat() Returns true if a specified value can be converted into a float-point number Notes
by the parseFloat() function, false if not
isInt() This validates whether the given parameter value can be converted to an
integer or not. A Boolean value is returned if the given value can be
converted to an integer number using parseInt(value), else false is returned
max() Returns the largest value of two number
maxInt() Returns the maximum possible integer value
min() Returns the smallest value of two numbers
minInt() Returns the minimum possible integer value
parseInt() Returns an integer defined by a string
random() Returns a random integer between 0 and a specified number
seed() Initializes the random number generator with a number, and returns an
empty string
parseFloat() Returns a floating point value defined by a string

URL Library

Table 11.10

escapeString() Replaces special characters in a URL with an escape sequence, and
returns the result
getFragment() Returns the fragment in a URL
getHost() Returns the host specified in a URL
getParameters() Returns the parameters in the last path segment of a URL
getPath() Returns the path specified in a URL
getPort() Returns the port number specified in a URL
getQuery() Returns the query part in a URL
getScheme() Returns the schema in a URL
isValid() Returns true if a URL has the right syntax, and false if not
loadString() Returns the content and the content type of a specified URL
resolve() Returns an absolute URL from a base URL and a relative URL
unescapeString() Replaces the escape sequence in a URL with characters and return
the result

Task Does WMLScript support arrays? If not then what do you mean by arrays in
WMLScript?

11.5 Sample Application

WMLScript’s Dialogs standard library contains three functions — alert(), confirm() and prompt().
They are used to display alert messages, confirmation messages and input boxes to users. They

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