ChekakStore/Công cụ/HTML EscapeMã hóa🧷HTML EscapeEscape HTML special charsMở trên tools.chekak.storetools.chekak.store/tool/html-escapeEscape HTML special charsCông cụ liên quan📤Base64 EncodeEncode text to Base64📥Base64 DecodeDecode Base64 to text🔗URL EncodePercent-encode URL🔓URL DecodeDecode URL-encoded string🔢Hex EncodeText to hex (UTF-8)🔣Hex DecodeHex to text