ATOH
Function - Converts string to integer using hexadecimal basis.
Inputs
|
Input |
Data type |
Description |
|
IN |
STRING |
String representing an integer in hexadecimal format. |
Outputs
|
Output |
Data type |
Description |
|
Q |
DINT |
Integer represented by the string. |
Truth table (examples)
|
IN |
Q |
|
'' |
0 |
|
'12' |
18 |
|
'a0' |
160 |
|
A0zzz' |
160 |
Remarks
The function is case insensitive. The result is 0 for an empty string. The conversion stops before the first invalid character. In LD language, the operation is executed only if the input rung (EN) is TRUE. The output rung (ENO) keeps the same value as the input rung.
ST Language
Q := ATOH (IN);
FBD Language
LD Language
The function is executed only if EN is TRUE.
ENO keeps the same value as EN.
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ATOH |
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IEC 61131-3 Automation platform > Programming - Reference guide > String operations > ATOH |
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