MLEN
Function - Get the number of characters in a string.
Inputs
|
Input |
Data type |
Description |
|
IN |
STRING |
Character string. |
Outputs
|
Output |
Data type |
Description |
|
NBC |
DINT |
Number of characters currently in the string. 0 if string is empty. |
Remarks
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
NBC := MLEN (IN);
FBD Language
LD Language
The function is executed only if EN is TRUE.
ENO keeps the same value as EN.
MLEN |
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IEC 61131-3 Automation platform > Programming - Reference guide > String operations > MLEN |
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