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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 2698 | * @param string $text The text to be escaped. |
| 2699 | * @return string Escaped text. |
| 2700 | */ |
| 2701 | function esc_js( $text ) { |
| 2702 | $safe_text = wp_check_invalid_utf8( $text ); |
| 2703 | $safe_text = _wp_specialchars( $safe_text, ENT_COMPAT ); |
| 2704 | $safe_text = preg_replace( '/&#(x)?0*(?(1)27|39);?/i', "'", stripslashes( $safe_text ) ); |
| 2705 | $safe_text = str_replace( "\r", '', $safe_text ); |
| 2706 | $safe_text = str_replace( "\n", '\\n', addslashes( $safe_text ) ); |
| 2707 | return apply_filters( 'js_escape', $safe_text, $text ); |
| 2708 | } |
| 2709 | |
| 2710 | /** |
| 2711 | * Escaping for HTML blocks. |
| 2712 | * |
| 2713 | * @since 2.8.0 |
| 2714 | * |
| 2715 | * @param string $text |
| 2716 | * @return string |