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Last updated on: March 19, 2023
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Onetastic Macro Documentation > Functions > String Functions > String_Substring

String_Substring

Returns a part of the given string. The part starts from the 0-based offset and the length of it is count.

Syntax

String String_Substring(
	String string, 
	Numeric offset, 
	Numeric count)

Parameters

String string
String to return the part of.
Numeric offset
0-based start index of the substring. If non-negative, the substring will start this number of characters counted from the beginning of the string. If negative, the substring will start this number of characters counted from the end of the string.
Numeric count
Length of the substring.

Examples

// 7 characters starting at index 5 $substring = String_Substring("The quick brown fox", 5, 7) // $substring is "uick br" // 4 characters starting from the 8th character from the end $substring = String_Substring("The quick brown fox", -8, 4) // $substring is "rown" // First 10 characters $substring = String_Substring("The quick brown fox", 0, 10) // $substring is "The quick " // Last 5 characters $substring = String_Substring("The quick brown fox", -5, 5) // $substring is "n fox"

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