CODE EXAMPLE FOR JAVASCRIPT

filter special characters javascript

function filterCharacter(str) {
   // First set a mode
   let pattern = new RegExp(
      "[`~!@#$^&*()=：”“'。，、？|{}':;'%,[].<>/?~！@#$……&*（）&;—|{ }【】‘；]"
   );
   let resultStr1 = '';
   for (let j = 0; j < str.length; j++) {
      // Mainly through replace, pattern rules to replace characters with empty and finally spliced in resultStr1
      resultStr1 = resultStr1 + str.substr(j, 1).replace(pattern, '');
   }
   // When the loop ends, return the final result resultStr1
   return resultStr1;
}

// Example
filterCharacter('gyaskjdhy12316789#$%^&!@#1=123,./['); // Result: gyaskjdhy123167891123