Wrapper
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v1.0.x
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  • Wrap {}
    • Overview
    • Generic type variables
    • ★ Constructor
    • Accessors
      • closing
      • opening
      • text
      • [Symbol.toStringTag]
    • Properties
      • #closing
      • #opening
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        • hasClosing()
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        • getClosing()
        • getOpening()
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        • ★ replaceClosing()
        • ★ replaceOpening()
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  • Wrapper {}
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      • [Symbol.toStringTag]
    • Methods
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        • define()
        • isWrapper()
        • replaceClosing()
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        • unwrap()
      • Instance
        • isClosingIn()
        • isOpeningIn()
        • replaceClosingIn()
        • replaceOpeningIn()
        • removeWrapIn()
        • textReplaceClosing()
        • textReplaceOpening()
        • ⚠ textHasClosing()
        • ⚠ textHasOpening()
        • textUnwrap()
        • textWrap()
        • toArray()
        • toWrap()
        • unwrap()
        • unwrapText()
        • ★ wrap()
        • ★ wrapOn()
        • ★ wrapText()
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  • Wrapper.prototype.textHasOpening()
  • Parameters
  • Returns
  • Example usage

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  1. Wrapper {}
  2. Methods
  3. Instance

⚠ textHasOpening()

Previous⚠ textHasClosing()NexttextUnwrap()

Last updated 3 years ago

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Wrapper.prototype.textHasOpening()

Checks if the provided text has the opening of the specified Wrapper object at the beginning of the text.

wrapper.class.ts
public textHasOpening(text: string): boolean {
  return (
    isStringType(text) && text.slice(0, this.opening.length) === this.opening
  );
}

Parameters

Name: type
Description

text: string

Returns

The return value is a indicating whether the given text has the opening of the wrap.

Example usage

// Example usage.
import { Wrapper } from '@angular-package/wrapper';

// Returns true of boolean.
new Wrapper(`[`, `]`).textHasOpening(`[quote]`);

The text of a string to test against the existence of the chars.

boolean
opening