コーディングで使える特殊文字

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コーディングの際に機種やOSの違いによって表示されない文字を表示する方法

表示10進数16進数(cssのbeforeやafterに使う)
««\0ab
»»\0bb
<&#60;\03c
>&#62;\03e
∧&#8743;\02227
∨&#8744;\02228
Ξ&#926;\039e
×&#215;\0d7
←&#8592;\02190
↑&#8593;\02191
→&#8594;\02192
↓&#8595;\02193
¥&#165;\0a5
©&#169;\0a9
®&#174;\0ae
▲&#9650;\025b2
▼&#9660;\025bc
▶&#9654;\025b6
◀&#9664;\025c0
△&#9651;\025b3
▽&#9661;\025bd
▷&#9655;\025b7
◁&#9665;\025c1
■&#9632;\025a0
□&#9633;\025a1
◆&#9670;\025c6
◇&#9671;\025c7
○&#9675;\025cb
◎&#9678;\025ce
●&#9679;\025cf
•&#8226;\02022
❇&#10055;\02747
❈&#10056;\02748
❉&#10057;\02749
❊&#10058;\0274a
❋&#10059;\0274b
♠&#9824;\02660
♣&#9827;\02663
♥&#9829;\02665
♦&#9830;\02666
♤&#9828;\02664
♧&#9831;\02667
♡&#9825;\02661
♢&#9826;\02662
♨&#9832;\02668
℃&#8451;\02103
ℓ&#8467;\02113
∴&#8756;\02234
∵&#8757;\02235
¤&#164;\0A4
&&#38;\026
〒&#12306;\03012
Ⅰ&#8544;\02160
Ⅱ&#8545;\02161
Ⅲ&#8546;\02162
Ⅳ&#8547;\02163
Ⅴ&#8548;\02164
Ⅵ&#8549;\02165
Ⅶ&#8550;\02166
Ⅷ&#8551;\02167
Ⅸ&#8552;\02168
Ⅹ&#8553;\02169
㎠&#13216;\033a0
㎡&#13217;\033a1
✓&#10003;\02713
✔&#10004;\02714
✕&#10005;\02715