How to use the .trim() method in jquery

In jquery, the "$.trim()" method is used to remove whitespace characters at both ends of the string. It will remove all newlines, spaces (including consecutive spaces) and spaces at the beginning and end of the string. Tab character, but this method will be abandoned in "jquery3.5" and above versions, and you can use JavaScript's native "String.prototype.trim" instead.

The operating environment of this article: Windows 10 system, jquery version 3.6.1, Dell G3 computer.

How to use the .trim() method in jquery

In jquery, the trim() method is used to remove whitespace characters at both ends of a string, and the syntax is "$.trim(str)"; The trim() method removes all newlines, spaces (including consecutive spaces), and tabs at the beginning and end of the string.

$.trim() function is used to remove whitespace characters at both ends of a string.

$.trim() function will be deprecated in jQuery 3.5 and above. You can use JavaScript's native String.prototype.trim instead.

Note: The $.trim() function will remove all newline characters, spaces (including consecutive spaces) and tab characters at the beginning and end of the string. If these whitespace characters are in the middle of the string, they are retained and not removed.

Syntax

$.trim( str )

str String type A string that needs to remove blank characters at both ends.

Recommended related tutorials: jQuery video tutorial

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