How php removes commas from strings

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Remove the method: 1, with trim (), syntax "trim ($str,", ")", you can delete commas on both sides of the string; 2, with str_replace (), syntax "str_replace (", ",', $str)", you can replace all commas in the string with empty characters to delete all commas.

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

Php removes commas from strings

1. Use the trim () function

The trim () function removes white space characters or other predefined characters from both sides of the string.

You only need to set the second parameter of the function to "," to remove commas on both sides of the string.

2. Use the str_replace () function

In PHP, str_replace replaces a specific string (character) specified in the original string with a new string; when the replacement value is set to an empty character'', that particular character is deleted.

Syntax for deleting commas:

Str_replace (",",',', $str)

Example:

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