ALT键输入特殊符号

2.ALT字符串（用于图像），HTML创作者在HTMLIMG标记中添加的可选的文本字符串，该字符串用于对网页上的图片进行描述，光标在图片上时显示的提示语即采用该标签实现。例如，对于瀑布的一幅图像，ALT字符串可能是：“瀑布的GIF图像”。ALT字符串允许使用纯文本浏览器或选择不下载图像的用户知道图像的说明。

3.ALT：altimeter高度计

alt有很多应用，在Windows系统中按alt再加代码，可以输入特殊字符 例如

© = 0169 Copyright -------------- ® = 0174 Registered

¤ = 15 ¶ = 20 § = 21 Ç = 128 À = 129

· = 130 â = 131 ä = 132 ´ = 133 å = 134

ç = 135 ¸ = 136 ë = 137 ¶ = 138 ï = 139

î = 140 ¹ = 141 Ä = 142 Å = 143 É = 144

æ = 145 Æ = 146 ô = 147 ö = 148 » = 149

û = 150 ¾ = 151 ÿ = 152 Ö = 153 Ü = 1

¢ = 155 £ = 156 ¥ = 157 ?= 159 µ = 160

º = 161 ¼ = 162 ¿ = 163 ñ = 1 Ñ = 165

ª = 166 º = 167 ¿ = 168 ¬ = 170 ½ = 171

¼ = 172 ¡ = 173 « = 174 » = 175 ß = 225

µ = 230 ± = 241 ½ = 246 ?= 249 ² = 250

² = 253 ^ = 350 ` = 352 ~ = 382

4.Alt+43081 ↖

Alt+43082 ↗

Alt+43083 ↘

Alt+43084 ↙

Alt+43100 ╘

alt+34149=卐

alt+43144=▐

alt+43151=◤

alt+41459=◇

alt+41460=◆

alt+43113=╥

alt+43114=╦

alt+43115=╧

alt+43116=╨

alt+43117=╩

alt+43118=╪

alt+43119=╫

alt+43120=╬

alt+43121=╭

alt+43122=╮

alt+43123=╯

alt+43124=╰

alt+43125=╱

alt+43126=╲

alt+43127=╳

alt+43128=╴

alt+43129=╵

alt+43130=╶

alt+43131=╷

alt+43132=╸

alt+43133=╹

alt+43134=╺

alt+43144=▐

alt+43145=░

alt+43146=▒

alt+41457=●

alt+41458=◎

alt+43138▊

alt+43139▋

alt+43140▌

alt+43141▍

alt+43142▎

alt+43143▏

alt+43147▓

alt+43148▔

alt+43149▕

alt+43151◤

alt+43152◥

alt+43153⊙

alt+431⊕

alt+43156“

alt+41441=♂

alt+41424=⌒

alt+43088=≈

alt+41442=♀

alt+43401=?

alt+43402=?

alt+43403=?

alt+43404=?

alt+43405=?

alt+43406=?

alt+43407=?

alt+43408=?

alt+43409=?

alt+43410=?

alt+43411=?

alt+43412=?

alt+43413=?

alt+43414=〇

alt+43155=〒

alt+43370=﹋

alt+43371=﹌

alt+43374=﹏

alt+43337=㊣

alt+43222=ㄖ

alt+43353=℡

alt+42965=д

alt+426=Θ

ALT+小键盘153=?

ALT+小键盘169=?;

ALT+小键盘174=?;

ALT+小键盘177=±

ALT+小键盘178=上标2?;

ALT+小键盘179=上标3?;

ALT+小键盘188=?;

ALT+小键盘1=?;

ALT+小键盘128=€

ALT 163= ?;

ALT 176= ° (°C) ALT 186= º (ºC)

ALT 137=‰

ALT 165=?;

ALT 181=μ;

ALT 223= ?;

ALT 216= ?;

ALT 215= ³