Check if character is a valid identifier part (letter, digit, _, $)
Note that isDigit stays ASCII-only, matching Spring's FLAGS table which marks only 0-9; a full-width digit is therefore not an identifier part.
isDigit
FLAGS
0
9
Check if character is a valid identifier part (letter, digit, _, $)
Note that
isDigitstays ASCII-only, matching Spring'sFLAGStable which marks only0-9; a full-width digit is therefore not an identifier part.