使用jQuery .filter()选择div中的特定文本

pru*_*ett 6 javascript jquery filter

HTML:

<p class="greeting">
  hello, my name is kevin. what's yours?
</p>
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jQuery的:

$("p.greeting").filter(function (){
  return $this.text() === "my name is";
}).css("background", "green");
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我试图在<p class="greeting">标签中隔离"我的名字是"字样.任何人都可以帮助我使用jQuery,因为它似乎不起作用.谢谢.

Šim*_*das 8

干得好:

CSS:

.highlight { background-color: yellow; }
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JavaScript的:

var text = 'My namE iS';

$( 'p.greeting' ).html( function ( i, html ) {
    var regexp, replacement;

    regexp = RegExp( '(' + text + ')', 'gi' );
    replacement = '<span class="highlight">$1</span>';

    return html.replace( regexp, replacement );
});
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现场演示: http ://jsfiddle.net/SGCDS/5/