How to add width to elements in jquery

Three methods: 1. Use width() to set the element width, the syntax is "$(selector).width(new value)", the new value is larger than the original width value. 2. Use css() to set a new value for the width attribute of the element, with the syntax "$(selector).css("width","new value")". 3. Use attr() to control the style attribute and set a new width style for the element. The syntax is "$(selector).attr("style","width: new value")".

The operating environment of this tutorial: windows7 system, jquery3.6.1 version, Dell G3 computer.

Method 1: Use the width() function to increase the width

width() is a built-in function that operates on the width of an element and can return or Sets the width of the matched element.

Pass parameters to width() to set the width of all matching elements.

$(selector).width(length)

Example: Increase the width of the picture element

The parameter value of width() needs to be set larger than the original width.

    
        
        
        
    

    
        

        增加图片元素的宽度
    

Method 2: Use the css() function to increase the width

css() is the operation A built-in function for element properties that returns or sets one or more style properties of the matching element.

Just use css() to set a new value for the width attribute of the element (the new value is larger than the old value).

Example: Increase the width of the p element

    
        
        
        
		
    

    
        
测试段落
        增加p元素的宽度
    

##Method 3: Use the attr() function to increase the width

    
        
        
        
		
    

    
        

        增加图片元素的宽度
    

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