단순히 텍스트 영역의 단어 수를 제한하고 너무 많이 쓰고 싶지 않다면 다음을 사용할 수 있습니다. < /textarea> <br><br> 또는 <br><br><textarea onkeyup="this.value = this.value.substring(0, 80)"></ textarea> <br><br> <strong>텍스트 영역의 onkeyup에서 단어 수를 확인하는 방법: </strong> <br></p> <div class="codetitle"> <span><a style="CURSOR: pointer" data="66486" class="copybut" id="copybut66486" onclick="doCopy('code66486')"><u>코드 복사</u></a></span> 코드는 다음과 같습니다. </div> <div class="codebody" id="code66486"> <br><script 언어="javascript" type="text/javascript"> <br>function DjCheckMaxlength(oInObj) <br>{ <br>var iMaxLen = parsInt(oInObj.getAttribute('maxlength')) ; <br>var iCurLen = oInObj.value.length; <br><br>if ( oInObj.getAttribute && iCurLen > iMaxLen ) <br>{ <br> oInObj.value = oInObj.value.substring(0, iMaxLen ) <br>} <br>} //@ END OF DjCheckMaxlength() <br></script> <br><textarea maxlength="80" onkeyup="return DjCheckMaxlength(this);">< ;/textarea> <br> </div> <br><strong>o 모든 텍스트 영역을 자동으로 확인하는 방법을 설정합니다: </strong> <br><div class="codetitle"> <span><a style="CURSOR: pointer" data="58200" class="copybut" id="copybut58200" onclick="doCopy('code58200')"><u>코드 복사</u></a></span> 코드는 다음과 같습니다. </div> <div class="codebody" id="code58200"> <br><head> <br><script 언어="javascript" 유형 ="text/javascript"> <br>function DjTextArea_AddMaxlengthAttr( ) <br>{ <br>var aX = document.getElementsByTagName('textarea') <br><br>for ( var iI = 0; aX.length > iI ) <br>{ <br>if ( aX[iI].getAttribute('maxlength') ) <br>{ <br>aX[iI].onkeyup = aX[iI].onchange = DjTextArea_CheckMaxlength; <br>} <br>} <br>} // @ END OF DjTextArea_AddMaxlengthAttr() <br><br>function DjTextArea_CheckMaxlength() <br>{ <br>var iMaxLen =parseInt(this.getAttribute('maxlength') ); <br>var iCurLen = this.value.length; <br><br>if ( this.getAttribute && iCurLen > iMaxLen ) <br>{ <br>this.value = this.value.substring(0, iMaxLen) <br>} <br>} //@ END OF DjTextArea_CheckMaxlength() <br></script> <br></head> <br><br><body onload="DjTextArea_AddMaxlengthAttr() ;"> <br> </div> <br><div class="codetitle"> <span><a style="CURSOR: pointer" data="36174" class="copybut" id="copybut36174" onclick="doCopy('code36174')"><u>코드 복사</u></a></span> 코드는 다음과 같습니다.</div> <div class="codebody" id="code36174"> <br>var 입력 = { <br><br>OnIntegerOnly: function() { <br>var k = System.isIE ? event.keyCode : 이벤트.which; <br><br>if(event.ctrlKey || event.ctrlAlt || event.shiftKey) { <br>Inputs.DisableInput(event); <br>반환; <br>} <br><br>if ( ( k 57 ) <br>&& 8 != k <br>&& 9 != k <br>&& 46 != k <br>&& 37 != k <br>&& 39 != k <br>&& 16 != k <br>&& 36 != k <br>&& 35 != k <br>&& 17 != k <br>&& 13 != k <br>&& ( k 105 ) <br>) { <br>Inputs.DisableInput(event); <br>} <br><br>k를 반환합니다. <br>}, <br><br>OnDecimalOnly: function() { <br>var k = System.isIE ? event.keyCode : 이벤트.which; <br><br>if(event.ctrlKey || event.ctrlAlt || event.shiftKey) { <br>Inputs.DisableInput(event); <br>반환; <br>} <br><br>if( ( k 57 ) <br>&& 8 != k <br>&& 9 != k <br>&& 46 != k <br>&& 37 != k <br>&& 39 != k <br>&& 16 != k <br>&& 36 != k <br>&& 35 != k <br>&& 17 != k <br>&& 13 != k <br>&& 190 != k <br>&& 110 != k <br>&& ( k 105 ) <br>) { <br>Inputs.DisableInput(event) ; <br>} <br><br>k를 반환합니다. <br>}, <br><br>OnAsciiOnly: function() { <br>var k = System.isIE ? event.keyCode : 이벤트.which; <br><br>if ( ( k 122 ) <br>&& ( k 90 ) <br>&& ( k 57 ) <br>&& 8 != k <br>&& 9 != k <br>&& 46 != k <br>&& 37 != k <br>&& 39 != k <br>&& 16 != k <br>&& 36 != k <br>&& 35 != k <br>&& 17 != k <br>&& 13 != k <br>&& 189 != k <br>&& 187 != k <br>) { <br>Inputs.DisableInput(event); <br>} <br><br>k를 반환합니다. <br>}, <br><br>DisableInput: function(event) { <br>if(System.isIE) <br>event.returnValue = false; <br>else <br>event.preventDefault(); <br>}, <br><br>AddOnPos: function(obj, charvalue) { <br>//obj代表要插入字符的输入框 <br><br>//value代表要插入字符 <br> <br>obj.focus(); <br>var r = document.selection.createRange(); <br>var ctr = obj.createTextRange(); <br>var i; <br>var s = obj.value; <br><br>//더 많은 작업을 수행할 수 있는 입력 방법을 사용하는 방법 <br><br>//더 많은 작업을 수행할 수 있는 텍스트 영역 <br>//r.setEndPoint("StartToStart ", Ctrl); <br>//i = r.text.length; <br>//取到光标位置----시작---- <br>var ivalue = "&^asdjfls2FFFF325%$^&"; <br>r.text = ivalue; <br>i = obj.value.indexOf(ivalue); <br>r.moveStart("character", -ivalue.length); <br>r.text = ""; <br>//取到光标位置----끝---- <br>//插入字符 <br>obj.value = s.substr(0,i) charvalue s.substr(i,s.length ); <br>ctr.collapse(true); <br>ctr.moveStart("character", i charvalue.length); <br>ctr.select(); <br>}, <br><br>MaxLength: function() { <br>var _this = event.srcElement; <br>var iMaxLen =parseInt(_this.getAttribute('maxlength')); <br><br>switch(event.type) { <br>case 'beforepaste': { <br>event.returnValue = false; <br>} 휴식; <br><br>case 'paste': { <br>var iTxtLen = _this.value.lenUTF8(); <br>var txtCbd = window.clipboardData.getData("Text"); <br>var iCbdLen = txtCbd.lenUTF8(); <br>if((iMaxLen - iTxtLen) <= iCbdLen) { <BR>var iSurplusLen = iMaxLen - iTxtLen; <BR>var subStr = txtCbd.substr(0, iSurplusLen); <BR>var insertStr = ''; <BR>for(var i = 0; i < subStr.length; i ) { <BR>var chr = subStr.substr(i, 1); <BR>if(iSurplusLen >= chr.lenUTF8()) { <br>insertStr = chr; <br>iSurplusLen -= chr.lenUTF8(); <br>} <br>} <br><br>Inputs.AddOnPos(_this, insertStr); <br>//_this.style.BackgroundColor = '빨간색'; <br>//System.setTimeout(Inputs.ColorTips, 500, _this); <br>event.returnValue = false; <br>event.srcElement.style.imeMode = '비활성화됨'; <br>} else { <br>event.returnValue = true; <br>event.srcElement.style.imeMode = '자동'; <br>} <br>} 휴식; <br><br>case 'keypress': { <br>var iTxtLen = _this.value.lenUTF8(); <br>if(iMaxLen <= iTxtLen) { <BR>while(_this.value.lenUTF8() > iMaxLen) { <br>_this.value = _this.value.substr(0, _this.value.length - 1); <br>} <br>Inputs.DisableInput(이벤트); <br>if('disabled' != event.srcElement.style.imeMode) { <br>event.srcElement.style.imeMode = 'disabled'; <br>} <br>} <br>else { <br>if('auto' != event.srcElement.style.imeMode) { <br>event.srcElement.style.imeMode = 'auto'; <br>} <br>} <br>} 휴식; <br><br>case 'keyup': { <br>var k = System.isIE ? event.keyCode : 이벤트.which; <br><br>if (8 != k <br>&& 9 != k <br>&& 46 != k <br>&& 37 != k <br>&& 39 != k <br>&& 16 ! = k <br>&& 36 != k <br>&& 35 != k <br>&& 17 != k <br>&& 13 != k <br>&& 189 != k <br>&& 187 != k <br>) { <br>if(_this.getAttribute) { <br>_this.fireEvent('onkeypress'); <br>} <br>} <br>} 휴식; <br><br>case 'keydown': { <br>var k = System.isIE ? event.keyCode : 이벤트.which; <br><br>if (8 != k <br>&& 9 != k <br>&& 46 != k <br>&& 37 != k <br>&& 39 != k <br>&& 16 ! = k <br>&& 36 != k <br>&& 35 != k <br>&& 17 != k <br>&& 13 != k <br>&& 189 != k <br>&& 187 != k <br>) { <br>var iTxtLen = _this.value.lenUTF8(); <br>if(iMaxLen <= iTxtLen) { <BR>Inputs.DisableInput(event); <BR>} <BR>} <BR>} 휴식; <BR>} <BR>}, <br><br>TextAreaMaxLength: function() { <br><br>var aX = document.getElementsByTagName('textarea'); <BR>for(var i = 0; i < aX.length; i ) { <BR>if(aX[i].getAttribute('maxlength')) { <BR>aX[i].detachEvent('onbeforepaste ', 입력.최대 길이); <BR>aX[i].detachEvent('onpaste', Inputs.MaxLength); <BR>aX[i].detachEvent('onkeypress', Inputs.MaxLength); <BR>aX[i].detachEvent('onkeyup', Inputs.MaxLength); <BR>aX[i].detachEvent('onkeydown', Inputs.MaxLength); <br><br>aX[i].attachEvent('onbeforepaste', Inputs.MaxLength); <BR>aX[i].attachEvent('onpaste', Inputs.MaxLength); <BR>aX[i].attachEvent('onkeypress', Inputs.MaxLength); <BR>aX[i].attachEvent('onkeyup', Inputs.MaxLength); <BR>aX[i].attachEvent('onkeydown', Inputs.MaxLength); <BR>/* <BR>var res = 'zh-cn' == window.navigator.systemLanguage <BR>? '最大长島：' <BR>: '최대 길이: '; <br><br>if('' == aX[i].title) aX[i].title = res aX[i].getAttribute('maxlength'); <BR>*/ <BR>} <BR>} <BR>}, <br><br>TextBoxMaxLength: function() { <BR>var aX = document.getElementsByTagName('input'); <BR>for(var i = 0; i < aX.length; i ) { <BR>var maxLen = aX[i].getAttribute('maxlength'); <BR>if('text' == aX[i].type <BR>&& null != maxLen <BR>&& '' != maxLen <BR>&& 정의되지 않음 != maxLen <BR>&& 2147483647 >parseInt( maxLen) <br>&& '' == aX[i].title) { <br><br>aX[i].detachEvent('onbeforepaste', Inputs.MaxLength); <br>aX[i].detachEvent('onpaste', Inputs.MaxLength); <br>aX[i].detachEvent('onkeypress', Inputs.MaxLength); <br>aX[i].detachEvent('onkeyup', Inputs.MaxLength); <br><br>aX[i].attachEvent('onbeforepaste', Inputs.MaxLength); <br>aX[i].attachEvent('onpaste', Inputs.MaxLength); <br>aX[i].attachEvent('onkeypress', Inputs.MaxLength); <br>aX[i].attachEvent('onkeyup', Inputs.MaxLength); <br>/* <br>var res = 'zh-cn' == window.navigator.systemLanguage <br>? '最大长道：' <br>: '최대 길이: '; <br><br>aX[i].title = res aX[i].getAttribute('maxlength'); <br>*/ <br>} <br>} <br>} <br>} <br><br>Tools.Inputs = 입력; <br><br>window.attachEvent('onload', Tools.Inputs.TextAreaMaxLength); <br>window.attachEvent('onload', Tools.Inputs.TextBoxMaxLength);<br> </div>
