strlen

Description of the 'strlen' function in HyperDbg Scripts

Function

strlen

Syntax

strlen( Expression );

Parameters

[Expression (Address)]

A MASM-like expression or a string to evaluate which is the address of the target location to compute the string length.

Description

Counts the length of the ASCII string from an address.

Return value

The return value is the length of the strings which is located at the target address. If there is an error or if the address is invalid then, it returns 0.

Examples

StringLen = strlen(@rcx + 10);

Adds 0x10 to the rcx register and counts the length of the ASCII string, which is determined by the terminating null-character and saves the result into the StringLen variable.

StringLen = strlen(dq(@rcx));

Counts the ASCII string length as an 8-byte hex address, pointed by the rcx register, and saves the result into the StringLen variable.

StringLen = strlen(0xffff83811f265040);

Counts the ASCII string length located at 0xffff83811f265040 address and saves the result into the StringLen variable.

StringLen = strlen("ABCD");

Counts ASCII the string length of the "ABCD" string and saves the result into the StringLen variable.

Remarks

None

Related

wcslen