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13 sty 2012 · Is there a way in handlebars JS to incorporate logical operators into the standard handlebars.js conditional operator? Something like this: {{#if section1 || section2}} .. content {{/if}} I know I
13 sty 2014 · Handlebars doesn’t support conditional statements, so code like {{#if x > y}} isn’t possible. What do you guys think would be the best solution for it? Handlebars.registerHelper("only_once", function(item, fn){ var buffer; var i = 0; if (i > 0) { buffer = false; } i++; return buffer; });
14 paź 2020 · This issue sometimes occurs when developers use an arrow-function to define their custom Handlebars helper without realizing that this affects the this context of the helper. See this answer: stackoverflow.com/a/49992169/3397771
10 mar 2024 · The handlebar supports the if and else conditional block to render HTML templates. It uses if and else helper classes to achieve that. It evaluates an expression, executes if block for truthy values, else block executed for false value.
21 gru 2021 · The lookup helper allows for dynamic parameter resolution using Handlebars variables. This is useful for resolving values for array indexes.
11 gru 2019 · I've implemented a fairly simple helper to handle if conditions. For some reason, when i run the code first time, it ends up throwing an exception that this specific helper is not registered. If I hit the endpoint again, it works perfect...
I agree with the core argument that Handlebars is bare and you add these things. It means you can add an implementation appropriate for you. Here is a simple version: Handlebars.registerHelper('ifCond', function(v1, v2, options) {if (v1 === v2) {return options.fn(this);} return options.inverse(this);}); BUT.
