Most elegant way to force a TEXTAREA element to line-wrap, *regardless* of whitespace

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深忆病人
深忆病人 2020-12-14 17:18

Html Textarea elements only wrap when they reach a space or tab character. This is fine, until the user types a looooooooooooooooooooooong enough word. I\'m looking for a wa

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  • 2020-12-14 17:57

    The CSS settings word-wrap:break-word and text-wrap:unrestricted appear to be CSS 3 features. Good luck finding a way to do this on current implementations.

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  • 2020-12-14 17:58

    Breaking long words at textarea width size:

    1) for modern browsers:

    textarea { word-break: break-all; }
    

    2) for IE8 compatibility add:

    textarea { -ms-word-break: break-all; }
    

    https://msdn.microsoft.com/en-us/library/ms531184%28v=vs.85%29.aspx

    3) add IE11 compatibility hack:

    Internet Explorer 11 word wrap is not working

    @media all and (-ms-high-contrast:none) {
    *::-ms-backdrop, textarea { white-space: pre; } 
    }
    

    This code it's working fine on:

    -IE 11, Chrome 51, Firefox 46 (Windows 7);

    -IE 8, Chrome 49, Firefox 18 (Windows Xp);

    -Edge 12.10240 , Opera 30 (Windows 10);

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  • 2020-12-14 18:02
    • quirksmode.org has an overview of various methods.
    • There's a related SO question: "In HTML, how to word-break on a dash?"
    • In browsers that support it, word-wrap: break-word might give the desired effect as well.
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  • 2020-12-14 18:18

    There's the non-standard element wbr that is supported by at least

    Firefox, http://developer.mozilla.org/En/HTML/Element

    Internet Explorer, http://msdn.microsoft.com/en-us/library/ms535917(VS.85).aspx

    and Opera.

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  • 2020-12-14 18:18

    According to my tests, only Firefox has the described behavior among current browsers. So I guess your best bet is to wait for the imminent release of Firefox 3.1 to solve your problem :)

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  • 2020-12-14 18:20

    I tested the <wbr>, &#8203; and &shy; techniques. All three worked well in IE 7, Firefox 3 and Chrome.

    The only one that did not break the copy/paste was the <wbr> tag.

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