js實現按鈕色彩坡形動畫效果_javascript技巧

本文執行個體講述了js實現按鈕色彩坡形動畫效果的方法。分享給大家供大家參考。具體如下：

這裡示範js實現按鈕慢慢變色的方法，滑鼠移到按鈕上，按鈕的背景色就發生變化，是慢慢的變化，點擊按鈕會開啟指定連結，這裡主要是示範按鈕變色的代碼實現方法。

運行效果截圖如下：

線上示範地址如下：

http://demo.jb51.net/js/2015/js-button-cha-color-animate-codes/

具體代碼如下：

<HTML><HEAD><TITLE>按鈕慢慢變色</TITLE><STYLE type=text/css>BODY { MARGIN-TOP: 0px; FONT-SIZE: 9pt; MARGIN-LEFT: 0px; MARGIN-RIGHT: 0px; FONT-FAMILY: "宋體"}A { FONT-WEIGHT: 400; FONT-SIZE: 9pt; COLOR: black; TEXT-DECORATION: none}A:hover { FONT-WEIGHT: 400; FONT-SIZE: 9pt; COLOR: red; TEXT-DECORATION: underline}A:active { FONT: 9pt "宋體"; CURSOR: hand; COLOR: #ff0033}.STYLE1 { color: #000099; font-weight: bold; font-family: "華文新魏"; font-size: 30px;}.STYLE2 { color: #FF3399; font-size: 40px; font-family: "華文行楷";}</STYLE><META http-equiv=Content-Type content="text/html; charset=gb2312"></HEAD><BODY bgColor=#fef4d9><CENTER> <span class="STYLE2">按鈕慢慢變色</span></CENTER><BR><CENTER><TABLE borderColor=#66FF00 border=5 borderlight="green"> <TBODY> <TR> <TD align=middle><span class="STYLE1">效果顯示</span></TD> </TR> <TR> <TD align=middle>  <SCRIPT language=JavaScript>hexColor = ["0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f"];function mOver() {for (i = 0; i < 13; i++) {setTimeout('document.myForm.button.style.background = "#'+hexColor[12-i]+'0'+hexColor[12-i]+'0c0";', i * 40); }}function mOut() {document.myForm.button.value = "進入雲棲社區";for (i = 0; i < 12; i++) {setTimeout('document.myForm.button.style.background = "#'+hexColor[i]+'0'+hexColor[i]+'0c0";', i * 40); }}// End --></SCRIPT>  <FORM name=myForm>  <input onMouseDown='document.myForm.button.value=" 謝謝"' onMouseOver=mOver() onClick='window.location="http://www.jb51.net/"' onMouseOut=mOut() type=button value=滑鼠放在上面 name=button >  </FORM></TD></TR></TBODY></TABLE></CENTER></BODY></HTML>

希望本文所述對大家的javascript程式設計有所協助。