Mitsubishi Electric MELSEC-Q/L Programming Manual page 163

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■Operation result
• Function without EN/ENO
An operation is executed and the operation value is output from (d).
• Function with EN/ENO
The following table shows the executing conditions and operation results.
EN
TRUE (Operation execution)
FALSE (Operation stop)
*1 When FALSE is output from ENO, the data output from (d) is undefined. In this case, create a program so that the data output from (d) is
not used.
Operation error
• No operation error occurs.
Program example
■DELETE(_E)
The program which deletes the specified number of characters from the specified position in the character string input to (s),
and outputs the remaining character string from (d).
• Function without EN/ENO (DELETE)
[Structured ladder/FBD]
[ST]
g_string2 := DELETE(g_string1, g_int1, g_int2);
• Function with EN/ENO (DELETE_E)
[Structured ladder/FBD]
[ST]
g_bool3 := DELETE_E(g_bool1, g_string1, g_int1, g_int2, g_string2);
ENO
TRUE
*1
FALSE
(d)
Operation output value
Undefined value
5 APPLICATION FUNCTIONS
5.7 Standard Character String Functions
5
161

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