Cssborder 3px solid red muljple selector selector1

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Unformatted text preview: uot;div:contains('John’)").css( "text- decoration", "underline" ); •  Form var input = $(":button").addClass( "marked" ); •  Hierarchy $("form input").css( "border", "2px dotted blue" ); •  See: hTp://api.jquery.com/category/selectors Copyright Ellis Horowitz 2013 6 jQuery Basic Selectors •  •  These are examples of “Basic” selectors, based on CSS1: All Selector (“*”): selects all elements var elementCount = $("*").css("border", "3px solid red" ).length; •  Class Selector (“.class”): selects all elements with a given class $(".myClass").css("border", "3px solid red"); •  Element selector (“element”): selects all elements with the given tag name $("div").css("border", "9px solid red"); •  ID selector (“#id”): selects a single element with the given id aTribute $("#myDiv").css("border", "3px solid red"); •  •  MulJple selector (“selector1, selector2, selectorN"): selects a combined result of all the specified selectors $("div, span, p.myClass").css("border", "3px solid red"); See: hTp://api.jquery.com/category/selectors/basic- css- selectors/ Copyright Ellis Horowitz 2013 7 jQuery FuncJons •  Either aTached to the jQuery object or chained off of a selector statement. •  Most funcJons return the jQuery object they were originally passed, so you can perform many acJons in a single line. •  The same funcJon can perform an enJrely different acJon based on the number and type of parameters. Copyright Ellis Horowitz 2013 8 jQuery Examples •  Remember these examples? hTp://www- scf.usc.edu/~csci571/Special/ domexamples/ •  We’ll revisit the examples, but with jQuery instead! Copyright Ellis Horowitz 2013 9 Example 1: document.getElementById.style.color JavaScript w/o jQuery hex=255 // Initial color value. function fadetext() { if(hex>0) { //If color is not black yet hex - = 11; // increase color darkness document.getElementById("sample").style.color="rgb("+hex +","+hex+","+hex+")"; setTimeout("fadetext()",20); } else hex=255 //reset hex value...
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This note was uploaded on 01/29/2014 for the course CSCI 571 taught by Professor Papa during the Spring '07 term at USC.

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