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Description

Returns the index of the first match of the str2 in str1 or -1 if str2 is nowhere to be found in str1. Returns an integer indicating the position of the first character for a character expression within another character expression, beginning from the leftmost character.

Parameters

Return Type

Number

Examples

Example 1

wret = indexOf("This will return ?", "will");
print("Return " + wret);

Print Return 5

Example 2

wret = indexOf("This will return ?", "Will");
print("Return " + wret);

Print Return -1

Example 3

wret = indexOf("This will return ?", "This");
print("Return " + wret);

Print Return 0

If the first occurrence of str2 is the first caracter of str1, indexOf( ) returns 0.
If you need to find str2 multiple times, use substring( ) routine.

See also

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