...性可設(shè)置或返回密碼域的默認(rèn)值。 注意: 該默認(rèn)值是在 HTML "value" 屬性中規(guī)定的默認(rèn)值。 語法 設(shè)置 defaultValue 屬性:passwordObject.defaultValue="value" 返回 defaultValue 屬性:passwordObject.defaultValue 瀏覽器支持 所有主要瀏覽器都支持 defaultVa...
http://m.o2fo.com/jsref/prop-password-defaultvalue.html...性實(shí)例實(shí)例下面的例子更改的文本框的寬度:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ var textarea=document.getElementById("myTextarea"); textar...
http://m.o2fo.com/jsref/prop-textarea-cols.html...例實(shí)例下面的例子提示出了文本框的默認(rèn)值:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ alert(document.getElementById("myTextarea").defaultValue);}&l...
http://m.o2fo.com/jsref/prop-textarea-defaultvalue.html...性實(shí)例實(shí)例本例返回文本域所屬的表單的 id:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ var x=document.getElementById("myTextarea").form.id; alert...
http://m.o2fo.com/jsref/prop-textarea-form.html...持 name 屬性實(shí)例實(shí)例本例設(shè)置 textarea 的名稱:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){var x=document.getElementById("myTextarea").name;alert(x);}</...
http://m.o2fo.com/jsref/prop-textarea-name.html...持 readOnly 屬性實(shí)例實(shí)例設(shè)置文本區(qū)域?yàn)橹蛔x:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){document.getElementById("myTextarea").readOnly=true;}</script...
http://m.o2fo.com/jsref/prop-textarea-readonly.html...持 rows 屬性實(shí)例實(shí)例更改文本域的可見行數(shù):<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ document.getElementById("myTextarea").rows=10;}</script>...
http://m.o2fo.com/jsref/prop-textarea-rows.html...支持 type 屬性實(shí)例實(shí)例返回表單元素的類型:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ alert(document.getElementById("myTextarea").type);}</scrip...
http://m.o2fo.com/jsref/prop-textarea-type.html...持 value 屬性實(shí)例實(shí)例彈出 textarea 元素的文本:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ alert(document.getElementById("myTextarea").value);}</sc...
http://m.o2fo.com/jsref/prop-textarea-value.html...或返回音視頻是否在加載后即開始播放。該屬性反映了 HTML <video> autoplay 屬性。當(dāng)存在時(shí),它指定在視頻一旦加載后視頻會(huì)自動(dòng)開始播放。注意: The <video> element is new in HTML5.瀏覽器支持所有主流瀏覽器都支持 autoplay 屬...
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...性可設(shè)置或返回密碼域的默認(rèn)值。 注意: 該默認(rèn)值是在 HTML "value" 屬性中規(guī)定的默認(rèn)值。 語法 設(shè)置 defaultValue 屬性:passwordObject.defaultValue="value" 返回 defaultValue 屬性:passwordObject.defaultValue 瀏覽器支持 所有主要瀏覽器都支持 defaultVa...
http://m.o2fo.com/jsref/prop-password-defaultvalue.html...性實(shí)例實(shí)例下面的例子更改的文本框的寬度:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ var textarea=document.getElementById("myTextarea"); textar...
http://m.o2fo.com/jsref/prop-textarea-cols.html...例實(shí)例下面的例子提示出了文本框的默認(rèn)值:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ alert(document.getElementById("myTextarea").defaultValue);}&l...
http://m.o2fo.com/jsref/prop-textarea-defaultvalue.html...性實(shí)例實(shí)例本例返回文本域所屬的表單的 id:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ var x=document.getElementById("myTextarea").form.id; alert...
http://m.o2fo.com/jsref/prop-textarea-form.html...持 name 屬性實(shí)例實(shí)例本例設(shè)置 textarea 的名稱:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){var x=document.getElementById("myTextarea").name;alert(x);}</...
http://m.o2fo.com/jsref/prop-textarea-name.html...持 readOnly 屬性實(shí)例實(shí)例設(shè)置文本區(qū)域?yàn)橹蛔x:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){document.getElementById("myTextarea").readOnly=true;}</script...
http://m.o2fo.com/jsref/prop-textarea-readonly.html...持 rows 屬性實(shí)例實(shí)例更改文本域的可見行數(shù):<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ document.getElementById("myTextarea").rows=10;}</script>...
http://m.o2fo.com/jsref/prop-textarea-rows.html...支持 type 屬性實(shí)例實(shí)例返回表單元素的類型:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ alert(document.getElementById("myTextarea").type);}</scrip...
http://m.o2fo.com/jsref/prop-textarea-type.html...持 value 屬性實(shí)例實(shí)例彈出 textarea 元素的文本:<!DOCTYPE html><html><head><meta charset="utf-8"> <title>W3Cschool在線教程(w3cschool.cn)</title><script>function displayResult(){ alert(document.getElementById("myTextarea").value);}</sc...
http://m.o2fo.com/jsref/prop-textarea-value.html...或返回音視頻是否在加載后即開始播放。該屬性反映了 HTML <video> autoplay 屬性。當(dāng)存在時(shí),它指定在視頻一旦加載后視頻會(huì)自動(dòng)開始播放。注意: The <video> element is new in HTML5.瀏覽器支持所有主流瀏覽器都支持 autoplay 屬...
http://m.o2fo.com/jsref/prop-video-autoplay.html抱歉,暫時(shí)沒有相關(guān)的文章
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