ActionScript for Flash MX: The Definitive Guide, Second Edition

String.substring() Method

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ActionScript Language Reference

Example

var fullName = "Steven Sid Mumby";

middleName = fullName.substr(7, 3); // Assigns "Sid" to middleName

firstName = fullName.substr(0, 6); // Assigns "Steven" to firstName

lastName = fullName.substr(11); // Assigns "Mumby" to lastName

// Notice the negative starting indexes...

middleName = fullName.substr(-9, 3); // Assigns "Sid" to middleName

firstName = fullName.substr(-16, 6); // Assigns "Steven" to firstName

lastName = fullName.substr(-5); // Assigns "Mumby" to lastName

See Also

String.slice(), String.substring(); “Combining String Examination with Substring Extrac-

tion,” and “The substr() function,” in Chapter 4

String.substring() Method

extract a substring from a string, based on positive character positions

Flash 5

string.substring(startIndex, endIndex)

Arguments

startIndex The positive integer position of the first character to extract from string.If

negative, 0 is used.

endIndex The positive integer position of the character after the last character to extract

from

string. Defaults to string.length if omitted. If negative, 0 is used.

Returns

A substring of string, starting at startIndex and ending at endIndex – 1, where both

startIndex and endIndex are zero-relative.

Description

The substring() method is one of three methods ...