php quotemeta() function
Translation results：
UK[kwəʊt] US[kwoʊt]
vt.& vi. Quote, quote
vt. Quotation; quote
vi. Quote
n. Quotation; quotation; quotation mark
Third person singular: quotes Plural: quotes Present participle: quoting Past tense: quoted Past participle: quoted
php quotemeta() functionsyntax
Function: Add backslash before predefined characters
Syntax: quotemeta(string)
Parameters:
| Parameter | Description |
| string | Must, required Processed string |
Description: This function can be used to escape characters with special meanings, such as ( ), [ ] and * in SQL . This function is binary safe.
php quotemeta() functionexample
<?php $str1 = "1 + 1 = 2"; $str2 = "1 * 1 = 1"; $str3 = "Welcome to php.cn!"; $str4 = "Are you ok?"; echo quotemeta($str1)."<br>"; echo quotemeta($str2)."<br>"; echo quotemeta($str3)."<br>"; echo quotemeta($str4)."<br>"; ?>
Run instance»
Click the "Run instance" button to view the online instance
Output:
1 \+ 1 = 2 1 \* 1 = 1 Welcome to php\.cn! Are you ok\?