regex to check if string contains special characters javascript
var format = /[ `!@#$%^&*()_+\-=\[\]{};':"\\|,.<>\/?~]/; // ^ ^ document.write(format.test("My@string-with(some%text)") + "<br/>"); //true document.write(format.test("My string with spaces") + "<br/>"); //true document.write(format.test("MyStringContainingNoSpecialChars")); //false
regex match numbers and special characters
echo %H1E2L+L#O! | sed 's/[^A-Z!]//g' #replaces number and special characters which aren't ! or an uppercase letter A-Z
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