下面,图老师小编带您去了解一下Prototype实战教程----1.$$,生活就是不断的发现新事物,get新技能~
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htmlheadtitleTest $$/titlescript src="prototype.js"/scriptscriptfunction test$$(){  /**//*   in case CSS is not your forte, the expression below says   'find all the INPUT elements that are inside   elements with class=field that are inside a DIV   with id equal to loginForm.'  */  var f = $$('div#loginForm .field input');  var s = '';  for(var i=0; if.length; i++){    s += f[i].value + '/';  }  alert(s); // shows: "joedoe1/secret/"  //now passing more than one expression  f = $$('div#loginForm .field input', 'div#loginForm .fieldName');  s = '';  for(var i=0; if.length; i++){    s += ( f[i].value ? f[i].value : f[i].innerHTML ) + '/';  }  alert(s); //shows: "joedoe1/secret/User name:/Password:/"var  temp=$$('div#loginForm .field');  alert(temp.innerHTML);}function testtoColorPart(){var num=new Number(50);  alert(num.toColorPart());  }/script
(本文来源于图老师网站,更多请访问http://www.tulaoshi.com/webkaifa/)div id='loginForm' div class='field' span class='fieldName'User name:/span input type='text' id='txtName' value='joedoe1'/ /div div class='field' span class='fieldName'Password:/span input type='password' id='txtPass' value='secret' / /div input type='submit' value='login' //divinput type=button value='test $$()' onclick='test$$();' /input type=button value='testtoColorPart' onclick='testtoColorPart();' //body/html(本文来源于图老师网站,更多请访问http://www.tulaoshi.com/webkaifa/)
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