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747 lines
14 KiB
747 lines
14 KiB
{ |
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"title":"maxlength attribute for input and textarea elements", |
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"description":"Declares an upper bound on the number of characters the user can input. Normally the UI ignores attempts by the user to type in additional characters beyond this limit.", |
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"spec":"https://html.spec.whatwg.org/multipage/forms.html#attr-input-maxlength", |
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"status":"ls", |
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"links":[ |
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{ |
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"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-maxlength", |
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"title":"MDN Web Docs - attribute maxlength" |
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} |
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], |
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"bugs":[ |
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{ |
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"description":"In Opera 12.1 & below `ValidityState.tooLong` is true when the input's initial value exceeds the maxlength. Per the spec, it should instead be false until the user edits the value." |
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} |
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], |
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"ie_mob":{ |
|
"10":"y", |
|
"11":"y" |
|
}, |
|
"and_uc":{ |
|
"15.5":"y" |
|
}, |
|
"samsung":{ |
|
"4":"y #6", |
|
"5.0-5.4":"y #6", |
|
"6.2-6.4":"y #6", |
|
"7.2-7.4":"y #6", |
|
"8.2":"y #6", |
|
"9.2":"y #6", |
|
"10.1":"y #6", |
|
"11.1-11.2":"y #6", |
|
"12.0":"y #6", |
|
"13.0":"y #6", |
|
"14.0":"y #6", |
|
"15.0":"y #6", |
|
"16.0":"y #6", |
|
"17.0":"y #6", |
|
"18.0":"y #6", |
|
"19.0":"y #6", |
|
"20":"y #6", |
|
"21":"y #6", |
|
"22":"y #6", |
|
"23":"y #6", |
|
"24":"y #6", |
|
"25":"y #6", |
|
"26":"y #6", |
|
"27":"y #6", |
|
"28":"y #6", |
|
"29":"y #6" |
|
}, |
|
"and_qq":{ |
|
"14.9":"y" |
|
}, |
|
"baidu":{ |
|
"13.52":"y" |
|
}, |
|
"kaios":{ |
|
"2.5":"y #4", |
|
"3.0-3.1":"y #4" |
|
} |
|
}, |
|
"notes":"", |
|
"notes_by_num":{ |
|
"1":"`<textarea>`'s' UI does not prevent the user from typing additional characters beyond the `maxlength` limit.", |
|
"2":"Does not support the `HTMLTextAreaElement.maxLength` DOM property.", |
|
"3":"Does not support [`ValidityState.tooLong`](https://developer.mozilla.org/en-US/docs/Web/API/ValidityState/tooLong). In some cases, this is because `.validity` is not supported in the first place.", |
|
"4":"Does not support `ValidityState.tooLong` correctly in the (unlikely) case of the value being initially set too long, then changed by the user to a still incorrect state. See [Firefox bug](https://bugzilla.mozilla.org/show_bug.cgi?id=1203844) and [MS Edge bug](https://web.archive.org/web/20171210191653/https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/4678527/).", |
|
"5":"`<input>`'s UI does not prevent the user from typing additional characters beyond the `maxlength` limit between two existing characters of the string.", |
|
"6":"Allows text beyond maxlength to be entered at first, but removes all characters past the maxlength when focus is lost." |
|
}, |
|
"usage_perc_y":96.13, |
|
"usage_perc_a":0.14, |
|
"ucprefix":false, |
|
"parent":"form-validation", |
|
"keywords":"maximum,length,input,textarea,too,long,validity,state", |
|
"chrome_id":"", |
|
"shown":true |
|
}
|
|
|