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Base 64 encoding and decoding
The calculators encode string to base64 string and decode back to original string. Special characters (+/) , generally produced by base64 algorithm, can be replaced by the data provided in additional parameter.
Matching lines with regular expression
This calculator matches lines in text using regular expression. It outputs line numbers and lines, which were matched and which were not matched, separating them.
String to list converter
This online calculator splits string by regular expression and outputs the list of matches (or first matched group)
Split list items according to regular expression
This online calculator splits list items according to the result of matching the regular expression. Matched value becomes a group key, list items with the same matched value create a separate group.
UTF-8 encoded string
The calculator converts an input string to a UTF-8 encoded binary/decimal/hexadecimal dump and vice versa.
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