3 examples of 'react variable in string' in JavaScript

69
render ( str ) {
70
71
	if ( !String.isString( str ) ) {
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		return str;
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	}
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	var _this = this;
76
	return str.replace( /\$?\{([^}]+)\}/g, function ( match, name ) {
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		var val = _this.get( name ) || match;
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		if ( val === undefined ) {
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			throw new Error( 'Error resolving variable ' + match );
80
			return val;
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		}
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		if ( val instanceof Function ) {
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			val = val( global, require, _this );
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		}
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		else if ( val instanceof Object ) {
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			val = val.toString( _this );
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		}
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		if ( String.isString( val ) && val != match ) {
89
			val = _this.render( val );
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		}
91
		return val;
92
	} );
93
}

14
function injectProps(str, props) {
15
  return str.replace(/]+)>/, ``)
16
}

10
function renderToString(Component, props) {
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    return ReactDOMServer
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        .renderToString(React.createElement(Component, props))
13
        .replace(REACT_ATTR_REGEX, '');
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}