Php compares string similarity

In addition to cookies and IP restrictions, we can use the similar_text function of Php to determine the similarity of user posting content .????? Similar_text ()? The function calculates the number of matching characters for two strings, or the similarity between the two strings (expressed in percentages ).???? Syntax similar_text (string1, string Php compares string similarity

In addition to cookies and IP restrictions, we can use the similar_text function of PHP to determine the similarity of user posting content.

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???? Similar_text ()? The function calculates the number of matching characters for two strings, or the similarity between the two strings (expressed in percentages ).???

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Syntax

similar_text(string1,string2,percent)

Parameter description

String1	Required. Specifies the first string to be compared.
String2	Required. Specifies the second string to be compared.
Percent	Optional. Specifies the name of the variable that stores the percentage similarity.

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Instance:

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Combined with reality:

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  90){        $too_similar = $row['reserved'];        print "The name you entered is too similar the reserved name "".$row['reserved'].""";        break;       }    }?>

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The source of the post: http://justcoding.iteye.com/blog/988504

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