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wp_sanitize_script_attributes( $attributes ): string

Since
5.7.0
Source
wp-includes/deprecated.php:6521
Sanitizes an attributes array into an attributes string to be placed inside a `` tag.

Description

This function is deprecated, use wp_get_script_tag() or wp_get_inline_script_tag() instead.

Compatibility

Deprecated in WordPress 7.0.0. Use wp_get_script_tag() or wp_get_inline_script_tag().

WordPress
since 5.7.0
PHP
7.4–8.6-dev
  • 6.7.7
  • 6.8.8
  • 6.9.7
  • 7.0.4
  • 7.1.0

Present in every tracked release (6.7.7 to 7.1.0), and compiles on PHP 7.4 through 8.6-dev.

Parameters

$attributes

Return value

string
String made of sanitized <script> tag attributes.

Performance profile

How much work a call to wp_sanitize_script_attributes() does, and what it touches: the algorithmic scaling, the Zend instruction count per call across PHP versions, the hooks it hands control to, and the core code that calls it. Measured from the compiled opcodes, not a stopwatch, so every number is identical on any machine running the same PHP version, and every function in core is ranked by cost.

Cost class
Light

Touches nothing outside its own arguments.

Scaling
Scales with input

The body loops, so the work grows with what you pass in.

Instructions
10–11

Executed per call on PHP 8.5, depending on the branch taken. The body compiles to 34.

Plugin surface
None

Nothing here hands control to plugin code.

Called by
0

Nothing in core calls this; the cost is only what you spend yourself.

What it touches

  • hookthird-party callbacksdo_action()one call below wp_sanitize_script_attributes()

Further down the call graph this can also reach option, cache, serialize, query and transient. Those are the worst case, several calls deep and usually down an error path, not what a normal call pays.

What one call costs · 1 distinct outcome

One number would be a lie: the work depends on which branch runs. These are every distinct cost wp_sanitize_script_attributes() can have, taken from its control-flow graph on PHP 8.5.

WhenInstructionsCalls it makes
always10–11_deprecated_function()

Across PHP versions

Compiles the same on PHP 7.4, 8.1, 8.2, 8.3, 8.4, 8.5 and 8.6-dev: 34 instructions, 10–11 executed per call, 4 branches. The work does not change between versions.

An instruction is not a fixed amount of time, so a matching count is not necessarily the same speed; what it rules out is a difference in the work itself.

Uses · 2

Source code

function wp_sanitize_script_attributes( $attributes ) {	_deprecated_function( __FUNCTION__, '7.0.0', 'wp_get_script_tag() or wp_get_inline_script_tag()' ); 	$attributes_string = '';	foreach ( $attributes as $attribute_name => $attribute_value ) {		if ( is_bool( $attribute_value ) ) {			if ( $attribute_value ) {				$attributes_string .= ' ' . esc_attr( $attribute_name );			}		} else {			$attributes_string .= sprintf( ' %1$s="%2$s"', esc_attr( $attribute_name ), esc_attr( $attribute_value ) );		}	}	return $attributes_string;}

Changelog

Introduced in 5.7.0. One change between 6.7.7 and 7.1.0.

  1. 6.7.7
  2. 6.8.8
  3. 6.9.7
  4. 7.0.4
  5. 7.1.0

Signature, return type and hooks compared across 5 parsed releases.

7.0.4
Parameter $attributes retyped from array to untyped.verified against source
7.0.0
Deprecated. Use wp_get_script_tag() or wp_get_inline_script_tag().from the docblock
5.7.0
Introduced.from the docblock

About this page

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