40 lines
643 B
Markdown
40 lines
643 B
Markdown
|
# Trim
|
|||
|
|
|
|||
|
|
Removes all characters within a set (as well as ' ','\t','\r','\n') at both ends of a string from this string.
|
|||
|
|
|
|||
|
|
```
|
|||
|
|
int Trim(
|
|||
|
|
const string targets // set
|
|||
|
|
)
|
|||
|
|
|
|||
|
|
```
|
|||
|
|
|
|||
|
|
Parameters
|
|||
|
|
|
|||
|
|
targets
|
|||
|
|
|
|||
|
|
[in] Set of characters to remove.
|
|||
|
|
|
|||
|
|
Return Value
|
|||
|
|
|
|||
|
|
Number of removed characters.
|
|||
|
|
|
|||
|
|
Example:
|
|||
|
|
|
|||
|
|
```
|
|||
|
|
//--- example for CString::Trim
|
|||
|
|
#include <Strings\String.mqh>
|
|||
|
|
//---
|
|||
|
|
void OnStart()
|
|||
|
|
{
|
|||
|
|
CString str;
|
|||
|
|
//---
|
|||
|
|
str.Assign(" \t\tABCD\r\n");
|
|||
|
|
printf("Source string '%s'",str.Str());
|
|||
|
|
//---
|
|||
|
|
str.Trim("DA-DA-DA");
|
|||
|
|
printf("Result string '%s'",str.Str());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
```
|