Character

IS_ALPHA

July 1, 2026

IS_CAPS_ALPHA

July 1, 2026

IS_DIGIT

July 1, 2026

IS_PRINTABLE

July 1, 2026

IS_SPACE

July 1, 2026

IS_XDIGIT

July 1, 2026

TO_LOWER

July 1, 2026

TO_UPPER

July 1, 2026