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trim_end()

  • Artikkeli

Applies to: ✅ Microsoft Fabric ✅ Azure Data Explorer ✅ Azure Monitor ✅ Microsoft Sentinel

Removes trailing match of the specified regular expression.

Syntax

trim_end(regex, source)

Learn more about syntax conventions.

Parameters

Name Type Required Description
regex string ✔️ The string or regular expression to be trimmed from the end of source.
source string ✔️ The source string from which to trim regex.

Returns

source after trimming matches of regex found in the end of source.

Examples

The following statement trims substring from the end of string_to_trim.

let string_to_trim = @"bing.com";
let substring = ".com";
print string_to_trim = string_to_trim,trimmed_string = trim_end(substring,string_to_trim)

Output

string_to_trim trimmed_string
bing.com bing

Trim non-alphanumeric characters

The following example trims all non-word characters from the end of the string.

print str = strcat("-  ","Te st",x,@"// $")
| extend trimmed_str = trim_end(@"[^\w]+",str)

Output

str trimmed_str
- Te st1// $ - Te st1
- Te st2// $ - Te st2
- Te st3// $ - Te st3
- Te st4// $ - Te st4
- Te st5// $ - Te st5

Trim whitespace

The following example trims all spaces from the end of the string.

let string_to_trim = @"    Hello, world!    ";
let substring = @"\s+";
print
    string_to_trim = string_to_trim,
    trimmed_end = trim_end(substring, string_to_trim)

Output

string_to_trim trimmed_end
Hello, world! Hello, world!