Mathematical expression evaluator in JavaScript. Contribute to escopecz/js-expression-eval development by creating an account on GitHub.
mathjs库和math-expression-evaluator库也可以实现 输入数学公式和参数,计算结果 class CalFormula { constructor(formula, params) { this.formula = formula this.params = params }
log.debug("JavaScriptEvaluator->Javascript expression " + expr + " is evaluated to " + eval); } return eval; } catch (Exception jse) { if (log.isErrorEnabled()) { log.error("JavaScriptEvaluator -> The result of expression " + expr + " can't be evaluated - error message=" + jse....
public static ELEvaluator getCurrent() { return current.get(); } private Context context; private ExpressionEvaluatorImpl evaluator = new ExpressionEvaluatorImpl(); /** * 创建一个ElEvaluator */ public ELEvaluator() { this(new Context()); } /** * @param context */ public ELEvaluator(Contex...
cel-js is a powerful and efficient parser and evaluator for Google's Common Expression Language (CEL), built on the robust foundation of the Chevrotain parsing library. This library aims to provide a seamless and easy-to-use interface for working with CEL in JavaScript environments. Live Demo...
String and JSON expression interpolator and evaluator. Interpolates or evaluates a string against a json object, or transforms an object into another based on a json template. Latest version: 0.11.0, last published: a month ago. Start using jsexpr in you
MITlicensed https://silentmatt.com/javascript-expression-evaluator/ Tags:expression, math, evaluate, eval, function, parser Version 2.0.2 Asset Type All https://cdnjs.cloudflare.com/ajax/libs/expr-eval/2.0.2/bundle.min.js https://cdnjs.cloudflare.com/ajax/libs/expr-eval/2.0.2/bundle.js ...
简单的二元表达式解析,在线地址, evaluator我就不写了具体可以看一下我的这个项目代码 const text = "( a || b && c ) && ( d || e )"; enum TokenType { Identifier = "Identifier", And = "And", OR = "OR", LPAREN = "LPAREN", RPAREN = "RPAREN", EOF = "EOF" } class Token { co...
A JavaScript evaluatorIn addition to Node's interactive REPL environment, Node can also directly evaluate and print JavaScript statements -- which are the Evaluate and Print in REPL. The node executable supports the -e or --eval flags to evaluate JavaScript statements, as well as the -p or ...
html-tokenizer - an iterator based HTML tokenizer morph-expressions - an expression parser and evaluator sqlstring - a string escaper for ANSI SQL mybatis-mapper - a mybatis mapper implementation for Node.jsInstallUsing NPM or Yarn, type one of the following commands to install js-template-...