Returns half-width version of that character if possible. Returns null if not possible
sHalfWidthMap.put('\u3001", "\uFF64");
sHalfWidthMap.put('\u3002", "\uFF61");
sHalfWidthMap.put('\u300C", "\uFF62");
sHalfWidthMap.put('\u300D", "\uFF63");
sHalfWidthMap.put('\u301C", "~");
sHalfWidthMap.put('\u3041", "\uFF67");
sHalfWidthMap.put('\u3042", "\uFF71");
sHalfWidthMap.put('\u3043", "\uFF68");
sHalfWidthMap.put('\u3044", "\uFF72");
sHalfWidthMap.put('\u3045", "\uFF69");
sHalfWidthMap.put('\u3046", "\uFF73");
sHalfWidthMap.put('\u3047", "\uFF6A");
sHalfWidthMap.put('\u3048", "\uFF74");
sHalfWidthMap.put('\u3049", "\uFF6B");
sHalfWidthMap.put('\u304A", "\uFF75");
sHalfWidthMap.put('\u304B", "\uFF76");
sHalfWidthMap.put('\u304C", "\uFF76\uFF9E");
sHalfWidthMap.put('\u304D", "\uFF77");
sHalfWidthMap.put('\u304E", "\uFF77\uFF9E");
sHalfWidthMap.put('\u304F", "\uFF78");
sHalfWidthMap.put('\u3050", "\uFF78\uFF9E");
sHalfWidthMap.put('\u3051", "\uFF79");
sHalfWidthMap.put('\u3052", "\uFF79\uFF9E");
sHalfWidthMap.put('\u3053", "\uFF7A");
sHalfWidthMap.put('\u3054", "\uFF7A\uFF9E");
sHalfWidthMap.put('\u3055", "\uFF7B");
sHalfWidthMap.put('\u3056", "\uFF7B\uFF9E");
sHalfWidthMap.put('\u3057", "\uFF7C");
sHalfWidthMap.put('\u3058", "\uFF7C\uFF9E");
sHalfWidthMap.put('\u3059", "\uFF7D");
sHalfWidthMap.put('\u305A", "\uFF7D\uFF9E");
sHalfWidthMap.put('\u305B", "\uFF7E");
sHalfWidthMap.put('\u305C", "\uFF7E\uFF9E");
sHalfWidthMap.put('\u305D", "\uFF7F");
sHalfWidthMap.put('\u305E", "\uFF7F\uFF9E");
sHalfWidthMap.put('\u305F", "\uFF80");
sHalfWidthMap.put('\u3060", "\uFF80\uFF9E");
sHalfWidthMap.put('\u3061", "\uFF81");
sHalfWidthMap.put('\u3062", "\uFF81\uFF9E");
sHalfWidthMap.put('\u3063", "\uFF6F");
sHalfWidthMap.put('\u3064", "\uFF82");
sHalfWidthMap.put('\u3065", "\uFF82\uFF9E");
sHalfWidthMap.put('\u3066", "\uFF83");
sHalfWidthMap.put('\u3067", "\uFF83\uFF9E");
sHalfWidthMap.put('\u3068", "\uFF84");
sHalfWidthMap.put('\u3069", "\uFF84\uFF9E");
sHalfWidthMap.put('\u306A", "\uFF85");
sHalfWidthMap.put('\u306B", "\uFF86");
sHalfWidthMap.put('\u306C", "\uFF87");
sHalfWidthMap.put('\u306D", "\uFF88");
sHalfWidthMap.put('\u306E", "\uFF89");
sHalfWidthMap.put('\u306F", "\uFF8A");
sHalfWidthMap.put('\u3070", "\uFF8A\uFF9E");
sHalfWidthMap.put('\u3071", "\uFF8A\uFF9F");
sHalfWidthMap.put('\u3072", "\uFF8B");
sHalfWidthMap.put('\u3073", "\uFF8B\uFF9E");
sHalfWidthMap.put('\u3074", "\uFF8B\uFF9F");
sHalfWidthMap.put('\u3075", "\uFF8C");
sHalfWidthMap.put('\u3076", "\uFF8C\uFF9E");
sHalfWidthMap.put('\u3077", "\uFF8C\uFF9F");
sHalfWidthMap.put('\u3078", "\uFF8D");
sHalfWidthMap.put('\u3079", "\uFF8D\uFF9E");
sHalfWidthMap.put('\u307A", "\uFF8D\uFF9F");
sHalfWidthMap.put('\u307B", "\uFF8E");
sHalfWidthMap.put('\u307C", "\uFF8E\uFF9E");
sHalfWidthMap.put('\u307D", "\uFF8E\uFF9F");
sHalfWidthMap.put('\u307E", "\uFF8F");
sHalfWidthMap.put('\u307F", "\uFF90");
sHalfWidthMap.put('\u3080", "\uFF91");
sHalfWidthMap.put('\u3081", "\uFF92");
sHalfWidthMap.put('\u3082", "\uFF93");
sHalfWidthMap.put('\u3083", "\uFF6C");
sHalfWidthMap.put('\u3084", "\uFF94");
sHalfWidthMap.put('\u3085", "\uFF6D");
sHalfWidthMap.put('\u3086", "\uFF95");
sHalfWidthMap.put('\u3087", "\uFF6E");
sHalfWidthMap.put('\u3088", "\uFF96");
sHalfWidthMap.put('\u3089", "\uFF97");
sHalfWidthMap.put('\u308A", "\uFF98");
sHalfWidthMap.put('\u308B", "\uFF99");
sHalfWidthMap.put('\u308C", "\uFF9A");
sHalfWidthMap.put('\u308D", "\uFF9B");
sHalfWidthMap.put('\u308E", "\uFF9C");
sHalfWidthMap.put('\u308F", "\uFF9C");
sHalfWidthMap.put('\u3090", "\uFF72");
sHalfWidthMap.put('\u3091", "\uFF74");
sHalfWidthMap.put('\u3092", "\uFF66");
sHalfWidthMap.put('\u3093", "\uFF9D");
sHalfWidthMap.put('\u309B", "\uFF9E");
sHalfWidthMap.put('\u309C", "\uFF9F");
sHalfWidthMap.put('\u30A1", "\uFF67");
sHalfWidthMap.put('\u30A2", "\uFF71");
sHalfWidthMap.put('\u30A3", "\uFF68");
sHalfWidthMap.put('\u30A4", "\uFF72");
sHalfWidthMap.put('\u30A5", "\uFF69");
sHalfWidthMap.put('\u30A6", "\uFF73");
sHalfWidthMap.put('\u30A7", "\uFF6A");
sHalfWidthMap.put('\u30A8", "\uFF74");
sHalfWidthMap.put('\u30A9", "\uFF6B");
sHalfWidthMap.put('\u30AA", "\uFF75");
sHalfWidthMap.put('\u30AB", "\uFF76");
sHalfWidthMap.put('\u30AC", "\uFF76\uFF9E");
sHalfWidthMap.put('\u30AD", "\uFF77");
sHalfWidthMap.put('\u30AE", "\uFF77\uFF9E");
sHalfWidthMap.put('\u30AF", "\uFF78");
sHalfWidthMap.put('\u30B0", "\uFF78\uFF9E");
sHalfWidthMap.put('\u30B1", "\uFF79");
sHalfWidthMap.put('\u30B2", "\uFF79\uFF9E");
sHalfWidthMap.put('\u30B3", "\uFF7A");
sHalfWidthMap.put('\u30B4", "\uFF7A\uFF9E");
sHalfWidthMap.put('\u30B5", "\uFF7B");
sHalfWidthMap.put('\u30B6", "\uFF7B\uFF9E");
sHalfWidthMap.put('\u30B7", "\uFF7C");
sHalfWidthMap.put('\u30B8", "\uFF7C\uFF9E");
sHalfWidthMap.put('\u30B9", "\uFF7D");
sHalfWidthMap.put('\u30BA", "\uFF7D\uFF9E");
sHalfWidthMap.put('\u30BB", "\uFF7E");
sHalfWidthMap.put('\u30BC", "\uFF7E\uFF9E");
sHalfWidthMap.put('\u30BD", "\uFF7F");
sHalfWidthMap.put('\u30BE", "\uFF7F\uFF9E");
sHalfWidthMap.put('\u30BF", "\uFF80");
sHalfWidthMap.put('\u30C0", "\uFF80\uFF9E");
sHalfWidthMap.put('\u30C1", "\uFF81");
sHalfWidthMap.put('\u30C2", "\uFF81\uFF9E");
sHalfWidthMap.put('\u30C3", "\uFF6F");
sHalfWidthMap.put('\u30C4", "\uFF82");
sHalfWidthMap.put('\u30C5", "\uFF82\uFF9E");
sHalfWidthMap.put('\u30C6", "\uFF83");
sHalfWidthMap.put('\u30C7", "\uFF83\uFF9E");
sHalfWidthMap.put('\u30C8", "\uFF84");
sHalfWidthMap.put('\u30C9", "\uFF84\uFF9E");
sHalfWidthMap.put('\u30CA", "\uFF85");
sHalfWidthMap.put('\u30CB", "\uFF86");
sHalfWidthMap.put('\u30CC", "\uFF87");
sHalfWidthMap.put('\u30CD", "\uFF88");
sHalfWidthMap.put('\u30CE", "\uFF89");
sHalfWidthMap.put('\u30CF", "\uFF8A");
sHalfWidthMap.put('\u30D0", "\uFF8A\uFF9E");
sHalfWidthMap.put('\u30D1", "\uFF8A\uFF9F");
sHalfWidthMap.put('\u30D2", "\uFF8B");
sHalfWidthMap.put('\u30D3", "\uFF8B\uFF9E");
sHalfWidthMap.put('\u30D4", "\uFF8B\uFF9F");
sHalfWidthMap.put('\u30D5", "\uFF8C");
sHalfWidthMap.put('\u30D6", "\uFF8C\uFF9E");
sHalfWidthMap.put('\u30D7", "\uFF8C\uFF9F");
sHalfWidthMap.put('\u30D8", "\uFF8D");
sHalfWidthMap.put('\u30D9", "\uFF8D\uFF9E");
sHalfWidthMap.put('\u30DA", "\uFF8D\uFF9F");
sHalfWidthMap.put('\u30DB", "\uFF8E");
sHalfWidthMap.put('\u30DC", "\uFF8E\uFF9E");
sHalfWidthMap.put('\u30DD", "\uFF8E\uFF9F");
sHalfWidthMap.put('\u30DE", "\uFF8F");
sHalfWidthMap.put('\u30DF", "\uFF90");
sHalfWidthMap.put('\u30E0", "\uFF91");
sHalfWidthMap.put('\u30E1", "\uFF92");
sHalfWidthMap.put('\u30E2", "\uFF93");
sHalfWidthMap.put('\u30E3", "\uFF6C");
sHalfWidthMap.put('\u30E4", "\uFF94");
sHalfWidthMap.put('\u30E5", "\uFF6D");
sHalfWidthMap.put('\u30E6", "\uFF95");
sHalfWidthMap.put('\u30E7", "\uFF6E");
sHalfWidthMap.put('\u30E8", "\uFF96");
sHalfWidthMap.put('\u30E9", "\uFF97");
sHalfWidthMap.put('\u30EA", "\uFF98");
sHalfWidthMap.put('\u30EB", "\uFF99");
sHalfWidthMap.put('\u30EC", "\uFF9A");
sHalfWidthMap.put('\u30ED", "\uFF9B");
sHalfWidthMap.put('\u30EE", "\uFF9C");
sHalfWidthMap.put('\u30EF", "\uFF9C");
sHalfWidthMap.put('\u30F0", "\uFF72");
sHalfWidthMap.put('\u30F1", "\uFF74");
sHalfWidthMap.put('\u30F2", "\uFF66");
sHalfWidthMap.put('\u30F3", "\uFF9D");
sHalfWidthMap.put('\u30F4", "\uFF73\uFF9E");
sHalfWidthMap.put('\u30F5", "\uFF76");
sHalfWidthMap.put('\u30F6", "\uFF79");
sHalfWidthMap.put('\u30FB", "\uFF65");
sHalfWidthMap.put('\u30FC", "\uFF70");
sHalfWidthMap.put('\uFF01", "!");
sHalfWidthMap.put('\uFF02", "\"");
sHalfWidthMap.put('\uFF03", "#");
sHalfWidthMap.put('\uFF04", "$");
sHalfWidthMap.put('\uFF05", "%");
sHalfWidthMap.put('\uFF06", "&");
sHalfWidthMap.put('\uFF07", "'");
sHalfWidthMap.put('\uFF08", "(");
sHalfWidthMap.put('\uFF09", ")");
sHalfWidthMap.put('\uFF0A", "*");
sHalfWidthMap.put('\uFF0B", "+");
sHalfWidthMap.put('\uFF0C", ",");
sHalfWidthMap.put('\uFF0D", "-");
sHalfWidthMap.put('\uFF0E", ".");
sHalfWidthMap.put('\uFF0F", "/");
sHalfWidthMap.put('\uFF10", "0");
sHalfWidthMap.put('\uFF11", "1");
sHalfWidthMap.put('\uFF12", "2");
sHalfWidthMap.put('\uFF13", "3");
sHalfWidthMap.put('\uFF14", "4");
sHalfWidthMap.put('\uFF15", "5");
sHalfWidthMap.put('\uFF16", "6");
sHalfWidthMap.put('\uFF17", "7");
sHalfWidthMap.put('\uFF18", "8");
sHalfWidthMap.put('\uFF19", "9");
sHalfWidthMap.put('\uFF1A", ":");
sHalfWidthMap.put('\uFF1B", ";");
sHalfWidthMap.put('\uFF1C", "<");
sHalfWidthMap.put('\uFF1D", "=");
sHalfWidthMap.put('\uFF1E", ">");
sHalfWidthMap.put('\uFF1F", "?");
sHalfWidthMap.put('\uFF20", "@");
sHalfWidthMap.put('\uFF21", "A");
sHalfWidthMap.put('\uFF22", "B");
sHalfWidthMap.put('\uFF23", "C");
sHalfWidthMap.put('\uFF24", "D");
sHalfWidthMap.put('\uFF25", "E");
sHalfWidthMap.put('\uFF26", "F");
sHalfWidthMap.put('\uFF27", "G");
sHalfWidthMap.put('\uFF28", "H");
sHalfWidthMap.put('\uFF29", "I");
sHalfWidthMap.put('\uFF2A", "J");
sHalfWidthMap.put('\uFF2B", "K");
sHalfWidthMap.put('\uFF2C", "L");
sHalfWidthMap.put('\uFF2D", "M");
sHalfWidthMap.put('\uFF2E", "N");
sHalfWidthMap.put('\uFF2F", "O");
sHalfWidthMap.put('\uFF30", "P");
sHalfWidthMap.put('\uFF31", "Q");
sHalfWidthMap.put('\uFF32", "R");
sHalfWidthMap.put('\uFF33", "S");
sHalfWidthMap.put('\uFF34", "T");
sHalfWidthMap.put('\uFF35", "U");
sHalfWidthMap.put('\uFF36", "V");
sHalfWidthMap.put('\uFF37", "W");
sHalfWidthMap.put('\uFF38", "X");
sHalfWidthMap.put('\uFF39", "Y");
sHalfWidthMap.put('\uFF3A", "Z");
sHalfWidthMap.put('\uFF3B", "[");
sHalfWidthMap.put('\uFF3C", "\\");
sHalfWidthMap.put('\uFF3D", "]");
sHalfWidthMap.put('\uFF3E", "^");
sHalfWidthMap.put('\uFF3F", "_");
sHalfWidthMap.put('\uFF41", "a");
sHalfWidthMap.put('\uFF42", "b");
sHalfWidthMap.put('\uFF43", "c");
sHalfWidthMap.put('\uFF44", "d");
sHalfWidthMap.put('\uFF45", "e");
sHalfWidthMap.put('\uFF46", "f");
sHalfWidthMap.put('\uFF47", "g");
sHalfWidthMap.put('\uFF48", "h");
sHalfWidthMap.put('\uFF49", "i");
sHalfWidthMap.put('\uFF4A", "j");
sHalfWidthMap.put('\uFF4B", "k");
sHalfWidthMap.put('\uFF4C", "l");
sHalfWidthMap.put('\uFF4D", "m");
sHalfWidthMap.put('\uFF4E", "n");
sHalfWidthMap.put('\uFF4F", "o");
sHalfWidthMap.put('\uFF50", "p");
sHalfWidthMap.put('\uFF51", "q");
sHalfWidthMap.put('\uFF52", "r");
sHalfWidthMap.put('\uFF53", "s");
sHalfWidthMap.put('\uFF54", "t");
sHalfWidthMap.put('\uFF55", "u");
sHalfWidthMap.put('\uFF56", "v");
sHalfWidthMap.put('\uFF57", "w");
sHalfWidthMap.put('\uFF58", "x");
sHalfWidthMap.put('\uFF59", "y");
sHalfWidthMap.put('\uFF5A", "z");
sHalfWidthMap.put('\uFF5B", "{");
sHalfWidthMap.put('\uFF5C", "|");
sHalfWidthMap.put('\uFF5D", "}");
sHalfWidthMap.put('\uFF5E", "~");
sHalfWidthMap.put('\uFF61", "\uFF61");
sHalfWidthMap.put('\uFF62", "\uFF62");
sHalfWidthMap.put('\uFF63", "\uFF63");
sHalfWidthMap.put('\uFF64", "\uFF64");
sHalfWidthMap.put('\uFF65", "\uFF65");
sHalfWidthMap.put('\uFF66", "\uFF66");
sHalfWidthMap.put('\uFF67", "\uFF67");
sHalfWidthMap.put('\uFF68", "\uFF68");
sHalfWidthMap.put('\uFF69", "\uFF69");
sHalfWidthMap.put('\uFF6A", "\uFF6A");
sHalfWidthMap.put('\uFF6B", "\uFF6B");
sHalfWidthMap.put('\uFF6C", "\uFF6C");
sHalfWidthMap.put('\uFF6D", "\uFF6D");
sHalfWidthMap.put('\uFF6E", "\uFF6E");
sHalfWidthMap.put('\uFF6F", "\uFF6F");
sHalfWidthMap.put('\uFF70", "\uFF70");
sHalfWidthMap.put('\uFF71", "\uFF71");
sHalfWidthMap.put('\uFF72", "\uFF72");
sHalfWidthMap.put('\uFF73", "\uFF73");
sHalfWidthMap.put('\uFF74", "\uFF74");
sHalfWidthMap.put('\uFF75", "\uFF75");
sHalfWidthMap.put('\uFF76", "\uFF76");
sHalfWidthMap.put('\uFF77", "\uFF77");
sHalfWidthMap.put('\uFF78", "\uFF78");
sHalfWidthMap.put('\uFF79", "\uFF79");
sHalfWidthMap.put('\uFF7A", "\uFF7A");
sHalfWidthMap.put('\uFF7B", "\uFF7B");
sHalfWidthMap.put('\uFF7C", "\uFF7C");
sHalfWidthMap.put('\uFF7D", "\uFF7D");
sHalfWidthMap.put('\uFF7E", "\uFF7E");
sHalfWidthMap.put('\uFF7F", "\uFF7F");
sHalfWidthMap.put('\uFF80", "\uFF80");
sHalfWidthMap.put('\uFF81", "\uFF81");
sHalfWidthMap.put('\uFF82", "\uFF82");
sHalfWidthMap.put('\uFF83", "\uFF83");
sHalfWidthMap.put('\uFF84", "\uFF84");
sHalfWidthMap.put('\uFF85", "\uFF85");
sHalfWidthMap.put('\uFF86", "\uFF86");
sHalfWidthMap.put('\uFF87", "\uFF87");
sHalfWidthMap.put('\uFF88", "\uFF88");
sHalfWidthMap.put('\uFF89", "\uFF89");
sHalfWidthMap.put('\uFF8A", "\uFF8A");
sHalfWidthMap.put('\uFF8B", "\uFF8B");
sHalfWidthMap.put('\uFF8C", "\uFF8C");
sHalfWidthMap.put('\uFF8D", "\uFF8D");
sHalfWidthMap.put('\uFF8E", "\uFF8E");
sHalfWidthMap.put('\uFF8F", "\uFF8F");
sHalfWidthMap.put('\uFF90", "\uFF90");
sHalfWidthMap.put('\uFF91", "\uFF91");
sHalfWidthMap.put('\uFF92", "\uFF92");
sHalfWidthMap.put('\uFF93", "\uFF93");
sHalfWidthMap.put('\uFF94", "\uFF94");
sHalfWidthMap.put('\uFF95", "\uFF95");
sHalfWidthMap.put('\uFF96", "\uFF96");
sHalfWidthMap.put('\uFF97", "\uFF97");
sHalfWidthMap.put('\uFF98", "\uFF98");
sHalfWidthMap.put('\uFF99", "\uFF99");
sHalfWidthMap.put('\uFF9A", "\uFF9A");
sHalfWidthMap.put('\uFF9B", "\uFF9B");
sHalfWidthMap.put('\uFF9C", "\uFF9C");
sHalfWidthMap.put('\uFF9D", "\uFF9D");
sHalfWidthMap.put('\uFF9E", "\uFF9E");
sHalfWidthMap.put('\uFF9F", "\uFF9F");
sHalfWidthMap.put('\uFFE5", "\u005C\u005C");
if (sHalfWidthMap.containsKey(ch)) {
return sHalfWidthMap.get(ch);
} else {
return null;
}
