Use this ICM calculator to convert tournament chip stacks into real-money equity based on payout structures, remaining players, and chip stacks. The Independent Chip Model (ICM) helps poker players make mathematically optimal decisions in high-pressure situations like the bubble and final table.
Calculate tournament equity instantly
Adjust for stack sizes and payout structure
Improve shove, call, and fold decisions
What is ICM in Poker?
The Independent Chip Model (ICM) is a mathematical model used in poker tournaments to estimate a player’s share of the prize pool based on their chip stack relative to other players.
Unlike cash games, tournament chips do not have a linear value. This means doubling your stack does not double your expected winnings. ICM accounts for this by factoring in payout structures and the probability of finishing in each position.
How This ICM Calculator Works
This calculator converts chip stacks into Expected Value (EV) by simulating how often each player finishes in each payout position.
To use it effectively, input:
Each player’s chip stack
The tournament payout structure
The calculator then outputs each player’s equity as a percentage of the total prize pool.
When Should You Use ICM?
ICM is most important in high-leverage tournament situations, including:
The bubble - when one player remains before payouts begin
Final tables - where payout jumps are significant
Short-handed play - where each decision has larger impact
In these spots, correct ICM decisions can dramatically increase your long-term tournament ROI.
ICM Strategy Tips
Understanding ICM leads to better strategic adjustments:
Play tighter when calling all-ins near the bubble
Apply pressure as a big stack against medium stacks
Avoid marginal spots when survival has significant value
Recognize payout jumps before making aggressive plays
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Server IP : 18.223.242.41 / Your IP : 216.73.216.206 Web Server : Apache System : Linux ip-172-26-5-222 6.1.0-51-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.177-1 (2026-07-16) x86_64 User : bitnami ( 1000) PHP Version : 8.3.25 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /opt/bitnami/apps/wordpress/wp-includes/customize/
Current File : /opt/bitnami/apps/wordpress/wp-includes/customize/class-wp-customize-selective-refresh.php
<?php
/**
* Customize API: WP_Customize_Selective_Refresh class
*
* @package WordPress
* @subpackage Customize
* @since 4.5.0
*/
/**
* Core Customizer class for implementing selective refresh.
*
* @since 4.5.0
*/
#[AllowDynamicProperties]
final class WP_Customize_Selective_Refresh {
/**
* Query var used in requests to render partials.
*
* @since 4.5.0
*/
const RENDER_QUERY_VAR = 'wp_customize_render_partials';
/**
* Customize manager.
*
* @since 4.5.0
* @var WP_Customize_Manager
*/
public $manager;
/**
* Registered instances of WP_Customize_Partial.
*
* @since 4.5.0
* @var WP_Customize_Partial[]
*/
protected $partials = array();
/**
* Log of errors triggered when partials are rendered.
*
* @since 4.5.0
* @var array
*/
protected $triggered_errors = array();
/**
* Keep track of the current partial being rendered.
*
* @since 4.5.0
* @var string|null
*/
protected $current_partial_id;
/**
* Plugin bootstrap for Partial Refresh functionality.
*
* @since 4.5.0
*
* @param WP_Customize_Manager $manager Customizer bootstrap instance.
*/
public function __construct( WP_Customize_Manager $manager ) {
$this->manager = $manager;
require_once ABSPATH . WPINC . '/customize/class-wp-customize-partial.php';
add_action( 'customize_preview_init', array( $this, 'init_preview' ) );
}
/**
* Retrieves the registered partials.
*
* @since 4.5.0
*
* @return array Partials.
*/
public function partials() {
return $this->partials;
}
/**
* Adds a partial.
*
* @since 4.5.0
*
* @see WP_Customize_Partial::__construct()
*
* @param WP_Customize_Partial|string $id Customize Partial object, or Partial ID.
* @param array $args Optional. Array of properties for the new Partials object.
* See WP_Customize_Partial::__construct() for information
* on accepted arguments. Default empty array.
* @return WP_Customize_Partial The instance of the partial that was added.
*/
public function add_partial( $id, $args = array() ) {
if ( $id instanceof WP_Customize_Partial ) {
$partial = $id;
} else {
$class = 'WP_Customize_Partial';
/** This filter is documented in wp-includes/customize/class-wp-customize-selective-refresh.php */
$args = apply_filters( 'customize_dynamic_partial_args', $args, $id );
/** This filter is documented in wp-includes/customize/class-wp-customize-selective-refresh.php */
$class = apply_filters( 'customize_dynamic_partial_class', $class, $id, $args );
$partial = new $class( $this, $id, $args );
}
$this->partials[ $partial->id ] = $partial;
return $partial;
}
/**
* Retrieves a partial.
*
* @since 4.5.0
*
* @param string $id Customize Partial ID.
* @return WP_Customize_Partial|null The partial, if set. Otherwise null.
*/
public function get_partial( $id ) {
if ( isset( $this->partials[ $id ] ) ) {
return $this->partials[ $id ];
} else {
return null;
}
}
/**
* Removes a partial.
*
* @since 4.5.0
*
* @param string $id Customize Partial ID.
*/
public function remove_partial( $id ) {
unset( $this->partials[ $id ] );
}
/**
* Initializes the Customizer preview.
*
* @since 4.5.0
*/
public function init_preview() {
add_action( 'template_redirect', array( $this, 'handle_render_partials_request' ) );
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_preview_scripts' ) );
}
/**
* Enqueues preview scripts.
*
* @since 4.5.0
*/
public function enqueue_preview_scripts() {
wp_enqueue_script( 'customize-selective-refresh' );
add_action( 'wp_footer', array( $this, 'export_preview_data' ), 1000 );
}
/**
* Exports data in preview after it has finished rendering so that partials can be added at runtime.
*
* @since 4.5.0
*/
public function export_preview_data() {
$partials = array();
foreach ( $this->partials() as $partial ) {
if ( $partial->check_capabilities() ) {
$partials[ $partial->id ] = $partial->json();
}
}
$switched_locale = switch_to_user_locale( get_current_user_id() );
$l10n = array(
'shiftClickToEdit' => __( 'Shift-click to edit this element.' ),
'clickEditMenu' => __( 'Click to edit this menu.' ),
'clickEditWidget' => __( 'Click to edit this widget.' ),
'clickEditTitle' => __( 'Click to edit the site title.' ),
'clickEditMisc' => __( 'Click to edit this element.' ),
/* translators: %s: document.write() */
'badDocumentWrite' => sprintf( __( '%s is forbidden' ), 'document.write()' ),
);
if ( $switched_locale ) {
restore_previous_locale();
}
$exports = array(
'partials' => $partials,
'renderQueryVar' => self::RENDER_QUERY_VAR,
'l10n' => $l10n,
);
// Export data to JS.
wp_print_inline_script_tag( sprintf( 'var _customizePartialRefreshExports = %s;', wp_json_encode( $exports, JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) ) . "\n//# sourceURL=" . rawurlencode( __METHOD__ ) );
}
/**
* Registers dynamically-created partials.
*
* @since 4.5.0
*
* @see WP_Customize_Manager::add_dynamic_settings()
*
* @param string[] $partial_ids Array of the partial IDs to add.
* @return WP_Customize_Partial[] Array of added WP_Customize_Partial instances.
*/
public function add_dynamic_partials( $partial_ids ) {
$new_partials = array();
foreach ( $partial_ids as $partial_id ) {
// Skip partials already created.
$partial = $this->get_partial( $partial_id );
if ( $partial ) {
continue;
}
$partial_args = false;
$partial_class = 'WP_Customize_Partial';
/**
* Filters a dynamic partial's constructor arguments.
*
* For a dynamic partial to be registered, this filter must be employed
* to override the default false value with an array of args to pass to
* the WP_Customize_Partial constructor.
*
* @since 4.5.0
*
* @param false|array $partial_args The arguments to the WP_Customize_Partial constructor.
* @param string $partial_id ID for dynamic partial.
*/
$partial_args = apply_filters( 'customize_dynamic_partial_args', $partial_args, $partial_id );
if ( false === $partial_args ) {
continue;
}
/**
* Filters the class used to construct partials.
*
* Allow non-statically created partials to be constructed with custom WP_Customize_Partial subclass.
*
* @since 4.5.0
*
* @param string $partial_class WP_Customize_Partial or a subclass.
* @param string $partial_id ID for dynamic partial.
* @param array $partial_args The arguments to the WP_Customize_Partial constructor.
*/
$partial_class = apply_filters( 'customize_dynamic_partial_class', $partial_class, $partial_id, $partial_args );
$partial = new $partial_class( $this, $partial_id, $partial_args );
$this->add_partial( $partial );
$new_partials[] = $partial;
}
return $new_partials;
}
/**
* Checks whether the request is for rendering partials.
*
* Note that this will not consider whether the request is authorized or valid,
* just that essentially the route is a match.
*
* @since 4.5.0
*
* @return bool Whether the request is for rendering partials.
*/
public function is_render_partials_request() {
return ! empty( $_POST[ self::RENDER_QUERY_VAR ] );
}
/**
* Handles PHP errors triggered during rendering the partials.
*
* These errors will be relayed back to the client in the Ajax response.
*
* @since 4.5.0
*
* @param int $errno Error number.
* @param string $errstr Error string.
* @param string $errfile Error file.
* @param int $errline Error line.
* @return true Always true.
*/
public function handle_error( $errno, $errstr, $errfile = null, $errline = null ) {
$this->triggered_errors[] = array(
'partial' => $this->current_partial_id,
'error_number' => $errno,
'error_string' => $errstr,
'error_file' => $errfile,
'error_line' => $errline,
);
return true;
}
/**
* Handles the Ajax request to return the rendered partials for the requested placements.
*
* @since 4.5.0
*/
public function handle_render_partials_request() {
if ( ! $this->is_render_partials_request() ) {
return;
}
/*
* Note that is_customize_preview() returning true will entail that the
* user passed the 'customize' capability check and the nonce check, since
* WP_Customize_Manager::setup_theme() is where the previewing flag is set.
*/
if ( ! is_customize_preview() ) {
wp_send_json_error( 'expected_customize_preview', 403 );
} elseif ( ! isset( $_POST['partials'] ) ) {
wp_send_json_error( 'missing_partials', 400 );
}
// Ensure that doing selective refresh on 404 template doesn't result in fallback rendering behavior (full refreshes).
status_header( 200 );
$partials = json_decode( wp_unslash( $_POST['partials'] ), true );
if ( ! is_array( $partials ) ) {
wp_send_json_error( 'malformed_partials' );
}
$this->add_dynamic_partials( array_keys( $partials ) );
/**
* Fires immediately before partials are rendered.
*
* Plugins may do things like call wp_enqueue_scripts() and gather a list of the scripts
* and styles which may get enqueued in the response.
*
* @since 4.5.0
*
* @param WP_Customize_Selective_Refresh $refresh Selective refresh component.
* @param array $partials Placements' context data for the partials rendered in the request.
* The array is keyed by partial ID, with each item being an array of
* the placements' context data.
*/
do_action( 'customize_render_partials_before', $this, $partials );
set_error_handler( array( $this, 'handle_error' ), error_reporting() );
$contents = array();
foreach ( $partials as $partial_id => $container_contexts ) {
$this->current_partial_id = $partial_id;
if ( ! is_array( $container_contexts ) ) {
wp_send_json_error( 'malformed_container_contexts' );
}
$partial = $this->get_partial( $partial_id );
if ( ! $partial || ! $partial->check_capabilities() ) {
$contents[ $partial_id ] = null;
continue;
}
$contents[ $partial_id ] = array();
// @todo The array should include not only the contents, but also whether the container is included?
if ( empty( $container_contexts ) ) {
// Since there are no container contexts, render just once.
$contents[ $partial_id ][] = $partial->render( null );
} else {
foreach ( $container_contexts as $container_context ) {
$contents[ $partial_id ][] = $partial->render( $container_context );
}
}
}
$this->current_partial_id = null;
restore_error_handler();
/**
* Fires immediately after partials are rendered.
*
* Plugins may do things like call wp_footer() to scrape scripts output and return them
* via the {@see 'customize_render_partials_response'} filter.
*
* @since 4.5.0
*
* @param WP_Customize_Selective_Refresh $refresh Selective refresh component.
* @param array $partials Placements' context data for the partials rendered in the request.
* The array is keyed by partial ID, with each item being an array of
* the placements' context data.
*/
do_action( 'customize_render_partials_after', $this, $partials );
$response = array(
'contents' => $contents,
);
if ( defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY ) {
$response['errors'] = $this->triggered_errors;
}
$setting_validities = $this->manager->validate_setting_values( $this->manager->unsanitized_post_values() );
$exported_setting_validities = array_map( array( $this->manager, 'prepare_setting_validity_for_js' ), $setting_validities );
$response['setting_validities'] = $exported_setting_validities;
/**
* Filters the response from rendering the partials.
*
* Plugins may use this filter to inject `$scripts` and `$styles`, which are dependencies
* for the partials being rendered. The response data will be available to the client via
* the `render-partials-response` JS event, so the client can then inject the scripts and
* styles into the DOM if they have not already been enqueued there.
*
* If plugins do this, they'll need to take care for any scripts that do `document.write()`
* and make sure that these are not injected, or else to override the function to no-op,
* or else the page will be destroyed.
*
* Plugins should be aware that `$scripts` and `$styles` may eventually be included by
* default in the response.
*
* @since 4.5.0
*
* @param array $response {
* Response.
*
* @type array $contents Associative array mapping a partial ID its corresponding array of contents
* for the containers requested.
* @type array $errors List of errors triggered during rendering of partials, if `WP_DEBUG_DISPLAY`
* is enabled.
* }
* @param WP_Customize_Selective_Refresh $refresh Selective refresh component.
* @param array $partials Placements' context data for the partials rendered in the request.
* The array is keyed by partial ID, with each item being an array of
* the placements' context data.
*/
$response = apply_filters( 'customize_render_partials_response', $response, $this, $partials );
wp_send_json_success( $response );
}
}
