escaping-functions-in-wordpress.php

<?php

esc_html( $str );       //https://developer.wordpress.org/reference/functions/esc_html/
esc_attr( $str );       //https://developer.wordpress.org/reference/functions/esc_attr/
esc_url( $str );        //https://developer.wordpress.org/reference/functions/esc_url/
esc_js( $str );         //https://developer.wordpress.org/reference/functions/esc_js/
esc_textarea( $str );   //https://developer.wordpress.org/reference/functions/esc_textarea/